Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Infiniti M45 M35 Y50 2006-2007 Approved M45_M35-Y50-2006 ec

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ENGINE CONTROL SYSTEM


B ENGINE

                                                                                                                                                                        A




                                                                           ENGINE CONTROL SYSTEM
                                                                                                       SECTION                     EC                                   EC



                                                                                                                                                                        C


                                                                                                                                                                        D


                                                                                                                                                                        E
                                                                    CONTENTS
                                 VQ35DE                                              POSITIVE CRANKCASE VENTILATION ................ 51                        .        F
                                                                                       Description ............................................................. 51
                                                                                                                                                               .
INDEX FOR DTC ..................................................... 16      .          Component Inspection ........................................... 51     .
  DTC No. Index ...................................................... 16   .        IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-                                         G
  Alphabetical Index ................................................. 20   .        NATS) ....................................................................... 53
                                                                                                                                                               .
PRECAUTIONS ....................................................... 24      .          Description ............................................................. 53
                                                                                                                                                               .
  Precautions for Supplemental Restraint System                                      ON BOARD DIAGNOSTIC (OBD) SYSTEM ........... 54                           .
  (SRS) "AIR BAG" and "SEAT BELT PRE-TEN-                                                                                                                               H
                                                                                       Introduction ............................................................ 54
                                                                                                                                                               .
  SIONER" ............................................................... 24.          Two Trip Detection Logic ....................................... 54     .
  Precautions for Procedures without Cowl Top Cover 24                      ...        Emission-Related Diagnostic Information .............. 55               .
  On Board Diagnostic (OBD) System of Engine and                                       Malfunction Indicator Lamp (MIL) .......................... 69          .         I
  A/T ......................................................................... 24
                                                                            .          OBD System Operation Chart ............................... 72           .
  Precaution ............................................................. 25
                                                                            .        BASIC SERVICE PROCEDURE .............................. 77                 .
PREPARATION ........................................................ 28     .          Basic Inspection .................................................... 77.        J
  Special Service Tools ............................................ 28     .          Idle Speed and Ignition Timing Check ................... 82             .
  Commercial Service Tools ..................................... 29         .          Idle Mixture Ratio Adjustment ................................ 84       .
ENGINE CONTROL SYSTEM ................................. 30                  .          VIN Registration .................................................... 95.
  System Diagram .................................................... 30    .                                                                                           K
                                                                                       Accelerator Pedal Released Position Learning ..... 95                   .
  Multiport Fuel Injection (MFI) System ................... 31              .          Throttle Valve Closed Position Learning ................ 95             .
  Electronic Ignition (EI) System .............................. 33         .          Idle Air Volume Learning ....................................... 96     .
  Fuel Cut Control (At No Load and High Engine                                         Fuel Pressure Check ............................................. 98    .        L
  Speed) ................................................................... 34
                                                                            .        TROUBLE DIAGNOSIS ......................................... 100           .
AIR CONDITIONING CUT CONTROL .................... 35                        .          Trouble Diagnosis Introduction ............................ 100         .
  Input/Output Signal Chart ...................................... 35       .          DTC Inspection Priority Chart .............................. 106        .        M
  System Description ............................................... 35     .          Fail-Safe Chart .................................................... 108.
AUTOMATIC SPEED CONTROL DEVICE (ASCD) 36                                    ...        Symptom Matrix Chart ......................................... 109      .
  System Description ............................................... 36     .          Engine Control Component Parts Location ......... 113                   .
  Component Description ......................................... 37        .          Vacuum Hose Drawing ........................................ 121        .
CAN COMMUNICATION ......................................... 38              .          Circuit Diagram .................................................... 122.
  System Description ............................................... 38     .          ECM Harness Connector Terminal Layout .......... 124                    .
EVAPORATIVE EMISSION SYSTEM ...................... 39                       .          ECM Terminals and Reference Value .................. 124                .
  Description ............................................................ 39
                                                                            .          CONSULT-II Function (ENGINE) ......................... 133              .
  Component Inspection .......................................... 42        .          Generic Scan Tool (GST) Function ...................... 146             .
  Removal and Installation ....................................... 43       .          CONSULT-II Reference Value in Data Monitor .... 149                     .
  How to Detect Fuel Vapor Leakage ...................... 43                .          Major Sensor Reference Graph in Data Monitor
ON BOARD REFUELING VAPOR RECOVERY                                                      Mode .................................................................... 153
                                                                                                                                                               .
(ORVR) ..................................................................... 46
                                                                            .        TROUBLE DIAGNOSIS - SPECIFICATION VALUE 155                               .
  System Description ............................................... 46     .          Description ........................................................... 155
                                                                                                                                                               .
  Diagnostic Procedure ............................................ 47      .          Testing Condition ................................................. 155 .
  Component Inspection .......................................... 49        .


Revision: 2006 January                                                         EC-1                                                            2006 M35/M45
 Inspection Procedure ........................................... 155     .        Diagnostic Procedure ........................................... 202
                                                                                                                                                     .
 Diagnostic Procedure .......................................... 156      .        Component Inspection ......................................... 204.
TROUBLE DIAGNOSIS FOR INTERMITTENT INCI-                                           Removal and Installation ...................................... 204
                                                                                                                                                     .
DENT ...................................................................... 165
                                                                          .       DTC P0101 MAF SENSOR .................................... 205      .
 Description ........................................................... 165
                                                                          .        Component Description ....................................... 205 .
 Diagnostic Procedure .......................................... 165      .        CONSULT-II Reference Value in Data Monitor Mode
POWER SUPPLY AND GROUND CIRCUIT .......... 166                            .                                                                          .205
 Wiring Diagram .................................................... 166  .        On Board Diagnosis Logic ................................... 205  .
 Diagnostic Procedure .......................................... 167      .        DTC Confirmation Procedure ............................... 206    .
 Ground Inspection ............................................... 172    .        Overall Function Check ........................................ 207
                                                                                                                                                     .
DTC U1000, U1001 CAN COMMUNICATION LINE. 173                                       Wiring Diagram .................................................... 208
                                                                                                                                                     .
 Description ........................................................... 173
                                                                          .        Diagnostic Procedure ........................................... 209
                                                                                                                                                     .
 On Board Diagnosis Logic ................................... 173         .        Component Inspection ......................................... 212.
 DTC Confirmation Procedure .............................. 173            .        Removal and Installation ...................................... 213
                                                                                                                                                     .
 Wiring Diagram .................................................... 174  .       DTC P0102, P0103 MAF SENSOR ........................ 214           .
 Diagnostic Procedure .......................................... 175      .        Component Description ....................................... 214 .
DTC U1010 CAN COMMUNICATION .................... 176                      .        CONSULT-II Reference Value in Data Monitor Mode
 Description ........................................................... 176
                                                                          .                                                                          .214
 On Board Diagnosis Logic ................................... 176         .        On Board Diagnosis Logic ................................... 214  .
 DTC Confirmation Procedure .............................. 176            .        DTC Confirmation Procedure ............................... 215    .
 Diagnostic Procedure .......................................... 177      .        Wiring Diagram .................................................... 216
                                                                                                                                                     .
DTC P0011, P0021 IVT CONTROL ....................... 178                  .        Diagnostic Procedure ........................................... 217
                                                                                                                                                     .
 Description ........................................................... 178
                                                                          .        Component Inspection ......................................... 219.
 CONSULT-II Reference Value in Data Monitor Mode                                   Removal and Installation ...................................... 220
                                                                                                                                                     .
                                                                          . 178   DTC P0112, P0113 IAT SENSOR ........................... 221        .
 On Board Diagnosis Logic ................................... 179         .        Component Description ....................................... 221 .
 DTC Confirmation Procedure .............................. 179            .        On Board Diagnosis Logic ................................... 221  .
 Diagnostic Procedure .......................................... 180      .        DTC Confirmation Procedure ............................... 221    .
 Component Inspection ......................................... 181       .        Wiring Diagram .................................................... 223
                                                                                                                                                     .
 Removal and Installation ..................................... 181       .        Diagnostic Procedure ........................................... 224
                                                                                                                                                     .
DTC P0031, P0032, P0051, P0052 A/F SENSOR 1                                        Component Inspection ......................................... 225.
HEATER ................................................................. 182
                                                                          .        Removal and Installation ...................................... 225
                                                                                                                                                     .
 Description ........................................................... 182
                                                                          .       DTC P0117, P0118 ECT SENSOR ......................... 226          .
 CONSULT-II Reference Value in Data Monitor Mode                                   Component Description ....................................... 226 .
                                                                          . 182    On Board Diagnosis Logic ................................... 226  .
 On Board Diagnosis Logic ................................... 182         .        DTC Confirmation Procedure ............................... 227    .
 DTC Confirmation Procedure .............................. 182            .        Wiring Diagram .................................................... 228
                                                                                                                                                     .
 Wiring Diagram .................................................... 183  .        Diagnostic Procedure ........................................... 229
                                                                                                                                                     .
 Diagnostic Procedure .......................................... 186      .        Component Inspection ......................................... 230.
 Component Inspection ......................................... 188       .        Removal and Installation ...................................... 230
                                                                                                                                                     .
 Removal and Installation ..................................... 188       .       DTC P0122, P0123 TP SENSOR ........................... 231         .
DTC P0037, P0038, P0057, P0058 HO2S2 HEATER 189                           .        Component Description ....................................... 231 .
 Description ........................................................... 189
                                                                          .        CONSULT-II Reference Value in Data Monitor Mode
 CONSULT-II Reference Value in Data Monitor Mode                                                                                                     .231
                                                                          . 189    On Board Diagnosis Logic ................................... 231  .
 On Board Diagnosis Logic ................................... 189         .        DTC Confirmation Procedure ............................... 232    .
 DTC Confirmation Procedure .............................. 190            .        Wiring Diagram .................................................... 233
                                                                                                                                                     .
 Wiring Diagram .................................................... 191  .        Diagnostic Procedure ........................................... 234
                                                                                                                                                     .
 Diagnostic Procedure .......................................... 194      .        Component Inspection ......................................... 237.
 Component Inspection ......................................... 196       .        Removal and Installation ...................................... 237
                                                                                                                                                     .
 Removal and Installation ..................................... 196       .       DTC P0125 ECT SENSOR ..................................... 238     .
DTC P0075, P0081 IVT CONTROL SOLENOID                                              Component Description ....................................... 238 .
VALVE .................................................................... 197
                                                                          .        On Board Diagnosis Logic ................................... 238  .
 Component Description ....................................... 197        .        DTC Confirmation Procedure ............................... 239    .
 CONSULT-II Reference Value in Data Monitor Mode                                   Diagnostic Procedure ........................................... 239
                                                                                                                                                     .
                                                                          . 197    Component Inspection ......................................... 240.
 On Board Diagnosis Logic ................................... 197         .        Removal and Installation ...................................... 240
                                                                                                                                                     .
 DTC Confirmation Procedure .............................. 197            .       DTC P0127 IAT SENSOR ....................................... 241   .
 Wiring Diagram .................................................... 198  .        Component Description ....................................... 241 .

Revision: 2006 January                                                       EC-2                                                      2006 M35/M45
 On Board Diagnosis Logic .................................. 241  .       DTC P0138, P0158 HO2S2 .................................... 297      .
 DTC Confirmation Procedure .............................. 241    .        Component Description ....................................... 297   .       A
 Diagnostic Procedure .......................................... 242
                                                                  .        CONSULT-II Reference Value in Data Monitor Mode
 Component Inspection ........................................ 243.                                                                            . 297
 Removal and Installation ..................................... 243
                                                                  .        On Board Diagnosis Logic ................................... 297    .       EC
DTC P0128 THERMOSTAT FUNCTION ............... 244                 .        DTC Confirmation Procedure .............................. 298       .
 On Board Diagnosis Logic .................................. 244  .        Overall Function Check ....................................... 299  .
 DTC Confirmation Procedure .............................. 244    .        Wiring Diagram .................................................... 300
                                                                                                                                               .
 Diagnostic Procedure .......................................... 244
                                                                  .        Diagnostic Procedure .......................................... 303 .       C
 Component Inspection ........................................ 245.        Component Inspection ......................................... 307  .
 Removal and Installation ..................................... 245
                                                                  .        Removal and Installation ..................................... 309  .
DTC P0130, P0150 A/F SENSOR 1 ...................... 246          .       DTC P0139, P0159 HO2S2 .................................... 310      .       D
 Component Description ....................................... 246.        Component Description ....................................... 310   .
 CONSULT-II Reference Value in Data Monitor Mode                           CONSULT-II Reference Value in Data Monitor Mode
                                                                  . 246                                                                        . 310   E
 On Board Diagnosis Logic .................................. 246  .        On Board Diagnosis Logic ................................... 310    .
 DTC Confirmation Procedure .............................. 246    .        DTC Confirmation Procedure .............................. 311       .
 Overall Function Check ....................................... 247
                                                                  .        Overall Function Check ....................................... 311  .
 Wiring Diagram ................................................... 249
                                                                  .        Wiring Diagram .................................................... 313
                                                                                                                                               .       F
 Diagnostic Procedure .......................................... 252
                                                                  .        Diagnostic Procedure .......................................... 316 .
 Removal and Installation ..................................... 255
                                                                  .        Component Inspection ......................................... 318  .
DTC P0131, P0151 A/F SENSOR 1 ...................... 256          .        Removal and Installation ..................................... 320  .       G
 Component Description ....................................... 256.       DTC P0171, P0174 FUEL INJECTION SYSTEM
 CONSULT-II Reference Value in Data Monitor Mode                          FUNCTION ............................................................. 321
                                                                                                                                               .
                                                                  . 256    On Board Diagnosis Logic ................................... 321    .       H
 On Board Diagnosis Logic .................................. 256  .        DTC Confirmation Procedure .............................. 321       .
 DTC Confirmation Procedure .............................. 256    .        Wiring Diagram .................................................... 323
                                                                                                                                               .
 Wiring Diagram ................................................... 258
                                                                  .        Diagnostic Procedure .......................................... 327 .
                                                                                                                                                        I
 Diagnostic Procedure .......................................... 261
                                                                  .       DTC P0172, P0175 FUEL INJECTION SYSTEM
 Removal and Installation ..................................... 264
                                                                  .       FUNCTION ............................................................. 332
                                                                                                                                               .
DTC P0132, P0152 A/F SENSOR 1 ...................... 265          .        On Board Diagnosis Logic ................................... 332    .
 Component Description ....................................... 265.        DTC Confirmation Procedure .............................. 332       .       J
 CONSULT-II Reference Value in Data Monitor Mode                           Wiring Diagram .................................................... 334
                                                                                                                                               .
                                                                  . 265    Diagnostic Procedure .......................................... 338 .
 On Board Diagnosis Logic .................................. 265  .       DTC P0181 FTT SENSOR ..................................... 343       .       K
 DTC Confirmation Procedure .............................. 265    .        Component Description ....................................... 343   .
 Wiring Diagram ................................................... 267
                                                                  .        On Board Diagnosis Logic ................................... 343    .
 Diagnostic Procedure .......................................... 270
                                                                  .        DTC Confirmation Procedure .............................. 343       .       L
 Removal and Installation ..................................... 273
                                                                  .        Wiring Diagram .................................................... 345
                                                                                                                                               .
DTC P0133, P0153 A/F SENSOR 1 ...................... 274          .        Diagnostic Procedure .......................................... 346 .
 Component Description ....................................... 274.        Component Inspection ......................................... 348  .
 CONSULT-II Reference Value in Data Monitor Mode                           Removal and Installation ..................................... 348  .       M
                                                                  . 274   DTC P0182, P0183 FTT SENSOR ......................... 349            .
 On Board Diagnosis Logic .................................. 274  .        Component Description ....................................... 349   .
 DTC Confirmation Procedure .............................. 275    .        On Board Diagnosis Logic ................................... 349    .
 Wiring Diagram ................................................... 277
                                                                  .        DTC Confirmation Procedure .............................. 349       .
 Diagnostic Procedure .......................................... 280
                                                                  .        Wiring Diagram .................................................... 350
                                                                                                                                               .
 Removal and Installation ..................................... 285
                                                                  .        Diagnostic Procedure .......................................... 351 .
DTC P0137, P0157 HO2S2 ................................... 286    .        Component Inspection ......................................... 353  .
 Component Description ....................................... 286.        Removal and Installation ..................................... 353  .
 CONSULT-II Reference Value in Data Monitor Mode                          DTC P0222, P0223 TP SENSOR ........................... 354           .
                                                                  . 286    Component Description ....................................... 354   .
 On Board Diagnosis Logic .................................. 286  .        CONSULT-II Reference Value in Data Monitor Mode
 DTC Confirmation Procedure .............................. 287    .                                                                            . 354
 Overall Function Check ....................................... 287
                                                                  .        On Board Diagnosis Logic ................................... 354    .
 Wiring Diagram ................................................... 289
                                                                  .        DTC Confirmation Procedure .............................. 355       .
 Diagnostic Procedure .......................................... 292
                                                                  .        Wiring Diagram .................................................... 356
                                                                                                                                               .
 Component Inspection ........................................ 294.        Diagnostic Procedure .......................................... 357 .
 Removal and Installation ..................................... 296
                                                                  .

Revision: 2006 January                                               EC-3                                                       2006 M35/M45
  Component Inspection ......................................... 360       .        Diagnostic Procedure ........................................... 416     .
  Removal and Installation ..................................... 360       .        Component Inspection ......................................... 419       .
DTC P0300 - P0306 MULTIPLE CYLINDER MIS-                                            Removal and Installation ...................................... 419      .
FIRE, NO. 1 - 6 CYLINDER MISFIRE .................... 361                  .       DTC P0444, P0445 EVAP CANISTER PURGE VOL-
  On Board Diagnosis Logic ................................... 361         .       UME CONTROL SOLENOID VALVE ..................... 420                      .
  DTC Confirmation Procedure .............................. 361            .        Description ........................................................... 420
                                                                                                                                                             .
  Diagnostic Procedure .......................................... 362      .        CONSULT-II Reference Value in Data Monitor Mode
DTC P0327, P0328 KS ........................................... 371        .                                                                                 .420
  Component Description ....................................... 371        .        On Board Diagnosis Logic ................................... 421         .
  On Board Diagnosis Logic ................................... 371         .        DTC Confirmation Procedure ............................... 421           .
  DTC Confirmation Procedure .............................. 371            .        Wiring Diagram .................................................... 422  .
  Wiring Diagram .................................................... 372  .        Diagnostic Procedure ........................................... 424     .
  Diagnostic Procedure .......................................... 373      .        Component Inspection ......................................... 425       .
  Component Inspection ......................................... 375       .        Removal and Installation ...................................... 426      .
  Removal and Installation ..................................... 375       .       DTC P0447 EVAP CANISTER VENT CONTROL
DTC P0335 CKP SENSOR (POS) ......................... 376                   .       VALVE ..................................................................... 427
                                                                                                                                                             .
  Component Description ....................................... 376        .        Component Description ....................................... 427        .
  CONSULT-II Reference Value in Data Monitor Mode                                   CONSULT-II Reference Value in Data Monitor Mode
                                                                           . 376                                                                             .427
  On Board Diagnosis Logic ................................... 376         .        On Board Diagnosis Logic ................................... 427         .
  DTC Confirmation Procedure .............................. 377            .        DTC Confirmation Procedure ............................... 428           .
  Wiring Diagram .................................................... 378  .        Wiring Diagram .................................................... 429  .
  Diagnostic Procedure .......................................... 379      .        Diagnostic Procedure ........................................... 430     .
  Component Inspection ......................................... 382       .        Component Inspection ......................................... 432       .
  Removal and Installation ..................................... 382       .       DTC P0448 EVAP CANISTER VENT CONTROL
DTC P0340, P0345 CMP SENSOR (PHASE) ........ 383                           .       VALVE ..................................................................... 434
                                                                                                                                                             .
  Component Description ....................................... 383        .        Component Description ....................................... 434        .
  CONSULT-II Reference Value in Data Monitor Mode                                   CONSULT-II Reference Value in Data Monitor Mode
                                                                           . 383                                                                             .434
  On Board Diagnosis Logic ................................... 383         .        On Board Diagnosis Logic ................................... 434         .
  DTC Confirmation Procedure .............................. 383            .        DTC Confirmation Procedure ............................... 435           .
  Wiring Diagram .................................................... 385  .        Wiring Diagram .................................................... 436  .
  Diagnostic Procedure .......................................... 388      .        Diagnostic Procedure ........................................... 437     .
  Component Inspection ......................................... 391       .        Component Inspection ......................................... 438       .
  Removal and Installation ..................................... 391       .       DTC P0451 EVAP CONTROL SYSTEM PRESSURE
DTC P0420, P0430 THREE WAY CATALYST FUNC-                                          SENSOR ................................................................. 440
                                                                                                                                                             .
TION ....................................................................... 392
                                                                           .        Component Description ....................................... 440        .
  On Board Diagnosis Logic ................................... 392         .        CONSULT-II Reference Value in Data Monitor Mode
  DTC Confirmation Procedure .............................. 392            .                                                                                 .440
  Overall Function Check ....................................... 393       .        On Board Diagnosis Logic ................................... 440         .
  Diagnostic Procedure .......................................... 394      .        DTC Confirmation Procedure ............................... 441           .
DTC P0441 EVAP CONTROL SYSTEM ................ 398                         .        Diagnostic Procedure ........................................... 441     .
  System Description .............................................. 398    .        Component Inspection ......................................... 442       .
  On Board Diagnosis Logic ................................... 398         .       DTC P0452 EVAP CONTROL SYSTEM PRESSURE
  DTC Confirmation Procedure .............................. 398            .       SENSOR ................................................................. 443
                                                                                                                                                             .
  Overall Function Check ....................................... 399       .        Component Description ....................................... 443        .
  Diagnostic Procedure .......................................... 400      .        CONSULT-II Reference Value in Data Monitor Mode
DTC P0442 EVAP CONTROL SYSTEM ................ 403                         .                                                                                 .443
  On Board Diagnosis Logic ................................... 403         .        On Board Diagnosis Logic ................................... 443         .
  DTC Confirmation Procedure .............................. 404            .        DTC Confirmation Procedure ............................... 444           .
  Diagnostic Procedure .......................................... 405      .        Wiring Diagram .................................................... 445  .
DTC P0443 EVAP CANISTER PURGE VOLUME                                                Diagnostic Procedure ........................................... 446     .
CONTROL SOLENOID VALVE .............................. 412                  .        Component Inspection ......................................... 448       .
  Description ........................................................... 412
                                                                           .       DTC P0453 EVAP CONTROL SYSTEM PRESSURE
  CONSULT-II Reference Value in Data Monitor Mode                                  SENSOR ................................................................. 450
                                                                                                                                                             .
                                                                           . 412    Component Description ....................................... 450        .
  On Board Diagnosis Logic ................................... 413         .        CONSULT-II Reference Value in Data Monitor Mode
  DTC Confirmation Procedure .............................. 413            .                                                                                 .450
  Wiring Diagram .................................................... 414  .        On Board Diagnosis Logic ................................... 450         .

Revision: 2006 January                                                        EC-4                                                           2006 M35/M45
 DTC Confirmation Procedure .............................. 451             .       DTC P0603 ECM POWER SUPPLY ...................... 492                    .
 Wiring Diagram ................................................... 452    .         Component Description ....................................... 492      .       A
 Diagnostic Procedure .......................................... 453       .         On Board Diagnosis Logic ................................... 492       .
 Component Inspection ........................................ 457         .         DTC Confirmation Procedure .............................. 492          .
DTC P0455 EVAP CONTROL SYSTEM ............... 458                          .         Wiring Diagram .................................................... 493.       EC
 On Board Diagnosis Logic .................................. 458           .         Diagnostic Procedure .......................................... 494    .
 DTC Confirmation Procedure .............................. 459             .       DTC P0605 ECM .................................................... 496   .
 Diagnostic Procedure .......................................... 460       .         Component Description ....................................... 496      .
DTC P0456 EVAP CONTROL SYSTEM ............... 466                          .         On Board Diagnosis Logic ................................... 496       .       C
 On Board Diagnosis Logic .................................. 466           .         DTC Confirmation Procedure .............................. 496          .
 DTC Confirmation Procedure .............................. 467             .         Diagnostic Procedure .......................................... 497    .
 Overall Function Check ....................................... 468        .       DTC P0643 SENSOR POWER SUPPLY ............... 499                        .       D
 Diagnostic Procedure .......................................... 469       .         On Board Diagnosis Logic ................................... 499       .
DTC P0460 FUEL LEVEL SENSOR ..................... 475                      .         DTC Confirmation Procedure .............................. 499          .
 Component Description ....................................... 475         .         Wiring Diagram .................................................... 500.       E
 On Board Diagnosis Logic .................................. 475           .         Diagnostic Procedure .......................................... 502    .
 DTC Confirmation Procedure .............................. 475             .       DTC P0850 PNP SWITCH ..................................... 504           .
 Diagnostic Procedure .......................................... 476       .         Component Description ....................................... 504      .
 Removal and Installation ..................................... 476        .         CONSULT-II Reference Value in Data Monitor Mode                                F
DTC P0461 FUEL LEVEL SENSOR ..................... 477                      .                                                                                . 504
 Component Description ....................................... 477         .         On Board Diagnosis Logic ................................... 504       .
 On Board Diagnosis Logic .................................. 477           .         DTC Confirmation Procedure .............................. 504          .       G
 Overall Function Check ....................................... 477        .         Overall Function Check ....................................... 505     .
 Diagnostic Procedure .......................................... 478       .         Wiring Diagram .................................................... 506.
 Removal and Installation ..................................... 478        .         Diagnostic Procedure .......................................... 507    .       H
DTC P0462, P0463 FUEL LEVEL SENSOR CIR-                                            DTC P1148, P1168 CLOSED LOOP CONTROL ... 509                             .
CUIT ....................................................................... 479
                                                                           .         On Board Diagnosis Logic ................................... 509       .
 Component Description ....................................... 479         .       DTC P1211 TCS CONTROL UNIT ......................... 510                 .
                                                                                                                                                                     I
 On Board Diagnosis Logic .................................. 479           .         Description ........................................................... 510
                                                                                                                                                            .
 DTC Confirmation Procedure .............................. 479             .         On Board Diagnosis Logic ................................... 510       .
 Diagnostic Procedure .......................................... 480       .         DTC Confirmation Procedure .............................. 510          .
 Removal and Installation ..................................... 480        .         Diagnostic Procedure .......................................... 510    .       J
DTC P0500 VSS .................................................... 481     .       DTC P1212 TCS COMMUNICATION LINE ........... 511                         .
 Description .......................................................... 481.         Description ........................................................... 511
                                                                                                                                                            .
 On Board Diagnosis Logic .................................. 481           .         On Board Diagnosis Logic ................................... 511       .       K
 DTC Confirmation Procedure .............................. 481             .         DTC Confirmation Procedure .............................. 511          .
 Overall Function Check ....................................... 482        .         Diagnostic Procedure .......................................... 511    .
 Diagnostic Procedure .......................................... 482       .       DTC P1217 ENGINE OVER TEMPERATURE ....... 512                            .       L
DTC P0506 ISC SYSTEM ...................................... 483            .         Description ........................................................... 512
                                                                                                                                                            .
 Description .......................................................... 483.         CONSULT-II Reference Value in Data Monitor Mode
 On Board Diagnosis Logic .................................. 483           .                                                                                . 513
 DTC Confirmation Procedure .............................. 483             .         On Board Diagnosis Logic ................................... 513       .       M
 Diagnostic Procedure .......................................... 484       .         Overall Function Check ....................................... 513     .
DTC P0507 ISC SYSTEM ...................................... 485            .         Wiring Diagram .................................................... 515.
 Description .......................................................... 485.         Diagnostic Procedure .......................................... 517    .
 On Board Diagnosis Logic .................................. 485           .         Main 12 Causes of Overheating .......................... 522           .
 DTC Confirmation Procedure .............................. 485             .         Component Inspection ......................................... 524     .
 Diagnostic Procedure .......................................... 486       .       DTC P1220 FUEL PUMP CONTROL MODULE
DTC P0550 PSP SENSOR .................................... 487              .       (FPCM) ................................................................... 525
                                                                                                                                                            .
 Component Description ....................................... 487         .         Description ........................................................... 525
                                                                                                                                                            .
 CONSULT-II Reference Value in Data Monitor Mode                                     CONSULT-II Reference Value in Data Monitor Mode
                                                                           . 487                                                                            . 525
 On Board Diagnosis Logic .................................. 487           .         On Board Diagnosis Logic ................................... 525       .
 DTC Confirmation Procedure .............................. 487             .         DTC Confirmation Procedure .............................. 526          .
 Wiring Diagram ................................................... 488    .         Wiring Diagram .................................................... 527.
 Diagnostic Procedure .......................................... 489       .         Diagnostic Procedure .......................................... 528    .
 Component Inspection ........................................ 491         .         Component Inspection ......................................... 532     .
 Removal and Installation ..................................... 491        .       DTC P1225 TP SENSOR ....................................... 533          .
                                                                                     Component Description ....................................... 533      .

Revision: 2006 January                                                       EC-5                                                           2006 M35/M45
 On Board Diagnosis Logic ................................... 533  .        On Board Diagnosis Logic ................................... 568        .
 DTC Confirmation Procedure .............................. 533     .        DTC Confirmation Procedure ............................... 569          .
 Diagnostic Procedure .......................................... 534
                                                                   .        Wiring Diagram .................................................... 570 .
 Removal and Installation ..................................... 534.        Diagnostic Procedure ........................................... 571    .
DTC P1226 TP SENSOR ....................................... 535    .        Component Inspection ......................................... 574      .
 Component Description ....................................... 535 .       DTC P1568 ICC FUNCTION .................................. 575            .
 On Board Diagnosis Logic ................................... 535  .        On Board Diagnosis Logic ................................... 575        .
 DTC Confirmation Procedure .............................. 535     .        DTC Confirmation Procedure ............................... 575          .
 Diagnostic Procedure .......................................... 536
                                                                   .        Diagnostic Procedure ........................................... 575    .
 Removal and Installation ..................................... 536.       DTC P1572 ICC BRAKE SWITCH ......................... 576                 .
DTC P1550 BATTERY CURRENT SENSOR ......... 537                     .        Component Description ....................................... 576       .
 Component Description ....................................... 537 .        CONSULT-II Reference Value in Data Monitor Mode
 CONSULT-II Reference Value in Data Monitor Mode                                                                                                    .576
                                                                   . 537    On Board Diagnosis Logic ................................... 576        .
 On Board Diagnosis Logic ................................... 537  .        DTC Confirmation Procedure ............................... 577          .
 DTC Confirmation Procedure .............................. 538     .        Wiring Diagram .................................................... 578 .
 Wiring Diagram .................................................... 539
                                                                   .        Diagnostic Procedure ........................................... 579    .
 Diagnostic Procedure .......................................... 540
                                                                   .        Component Inspection ......................................... 584      .
 Component Inspection ......................................... 542.       DTC P1572 ASCD BRAKE SWITCH ..................... 585                    .
DTC P1551, P1552 BATTERY CURRENT SENSOR 543                        .        Component Description ....................................... 585       .
 Component Description ....................................... 543 .        CONSULT-II Reference Value in Data Monitor Mode
 CONSULT-II Reference Value in Data Monitor Mode                                                                                                    .585
                                                                   . 543    On Board Diagnosis Logic ................................... 585        .
 On Board Diagnosis Logic ................................... 543  .        DTC Confirmation Procedure ............................... 586          .
 DTC Confirmation Procedure .............................. 544     .        Wiring Diagram .................................................... 587 .
 Wiring Diagram .................................................... 545
                                                                   .        Diagnostic Procedure ........................................... 588    .
 Diagnostic Procedure .......................................... 546
                                                                   .        Component Inspection ......................................... 592      .
 Component Inspection ......................................... 548.       DTC P1574 ICC VEHICLE SPEED SENSOR ........ 593                          .
DTC P1553 BATTERY CURRENT SENSOR ......... 549                     .        Component Description ....................................... 593       .
 Component Description ....................................... 549 .        On Board Diagnosis Logic ................................... 593        .
 CONSULT-II Reference Value in Data Monitor Mode                            DTC Confirmation Procedure ............................... 593          .
                                                                   . 549    Diagnostic Procedure ........................................... 594    .
 On Board Diagnosis Logic ................................... 549  .       DTC P1574 ASCD VEHICLE SPEED SENSOR .... 595                             .
 DTC Confirmation Procedure .............................. 550     .        Component Description ....................................... 595       .
 Wiring Diagram .................................................... 551
                                                                   .        On Board Diagnosis Logic ................................... 595        .
 Diagnostic Procedure .......................................... 552
                                                                   .        DTC Confirmation Procedure ............................... 595          .
 Component Inspection ......................................... 554.        Diagnostic Procedure ........................................... 596    .
DTC P1554 BATTERY CURRENT SENSOR ......... 555                     .       DTC P1715 INPUT SPEED SENSOR (TURBINE
 Component Description ....................................... 555 .       REVOLUTION SENSOR) ....................................... 597           .
 CONSULT-II Reference Value in Data Monitor Mode                            Description ........................................................... 597
                                                                                                                                                    .
                                                                   . 555    CONSULT-II Reference Value in Data Monitor Mode
 On Board Diagnosis Logic ................................... 555  .                                                                                .597
 Overall Function Check ....................................... 556.        On Board Diagnosis Logic ................................... 597        .
 Wiring Diagram .................................................... 557
                                                                   .        Diagnostic Procedure ........................................... 597    .
 Diagnostic Procedure .......................................... 558
                                                                   .       DTC P1805 BRAKE SWITCH ................................ 598              .
 Component Inspection ......................................... 560.        Component Description ....................................... 598       .
DTC P1564 ICC STEERING SWITCH ................... 561              .        CONSULT-II Reference Value in Data Monitor Mode
 Component Description ....................................... 561 .                                                                                .598
 CONSULT-II Reference Value in Data Monitor Mode                            On Board Diagnosis Logic ................................... 598        .
                                                                   . 561    DTC Confirmation Procedure ............................... 599          .
 On Board Diagnosis Logic ................................... 561  .        Wiring Diagram .................................................... 600 .
 DTC Confirmation Procedure .............................. 562     .        Diagnostic Procedure ........................................... 601    .
 Wiring Diagram .................................................... 563
                                                                   .        Component Inspection ......................................... 606      .
 Diagnostic Procedure .......................................... 564
                                                                   .       DTC P2100, P2103 THROTTLE CONTROL MOTOR
 Component Inspection ......................................... 567.       RELAY .................................................................... 607
                                                                                                                                                    .
DTC P1564 ASCD STEERING SWITCH ............... 568                 .        Component Description ....................................... 607       .
 Component Description ....................................... 568 .        CONSULT-II Reference Value in Data Monitor Mode
 CONSULT-II Reference Value in Data Monitor Mode                                                                                                    .607
                                                                   . 568    On Board Diagnosis Logic ................................... 607        .

Revision: 2006 January                                                EC-6                                                          2006 M35/M45
 DTC Confirmation Procedure .............................. 607        .                                                                               . 647
 Wiring Diagram ................................................... 609
                                                                      .         On Board Diagnosis Logic ................................... 647      .       A
 Diagnostic Procedure .......................................... 610  .         DTC Confirmation Procedure .............................. 648         .
DTC P2101 ELECTRIC THROTTLE CONTROL                                             Wiring Diagram .................................................... 649
                                                                                                                                                      .
FUNCTION ............................................................. 613
                                                                      .         Diagnostic Procedure .......................................... 650   .       EC
 Description ..............



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