Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Infiniti FX45 FX35 2006-2008 Approved FX45_35-S50-2006 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 ..................................................... 15      .          Component Inspection ........................................... 51     .
  DTC No. Index ...................................................... 15   .        IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-                                         G
  Alphabetical Index ................................................. 19   .        NATS) ....................................................................... 53
                                                                                                                                                               .
PRECAUTIONS ....................................................... 23      .          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" ............................................................... 23.          Two Trip Detection Logic ....................................... 54     .
  On Board Diagnostic (OBD) System of Engine and                                       Emission-Related Diagnostic Information .............. 55               .
  A/T ......................................................................... 23
                                                                            .          Malfunction Indicator Lamp (MIL) .......................... 68          .         I
  Precaution ............................................................. 23
                                                                            .          OBD System Operation Chart ............................... 72           .
PREPARATION ........................................................ 27     .        BASIC SERVICE PROCEDURE .............................. 77                 .
  Special Service Tools ............................................ 27     .          Basic Inspection .................................................... 77.        J
  Commercial Service Tools ..................................... 29         .          Idle Speed and Ignition Timing Check ................... 82             .
ENGINE CONTROL SYSTEM ................................. 30                  .          VIN Registration .................................................... 83.
  System Diagram .................................................... 30    .          Accelerator Pedal Released Position Learning ..... 84                   .
  Multiport Fuel Injection (MFI) System ................... 31              .                                                                                           K
                                                                                       Throttle Valve Closed Position Learning ................ 84             .
  Electronic Ignition (EI) System .............................. 33         .          Idle Air Volume Learning ....................................... 84     .
  Fuel Cut Control (at No Load and High Engine                                         Fuel Pressure Check ............................................. 86    .
  Speed) ................................................................... 34
                                                                            .        TROUBLE DIAGNOSIS ........................................... 88          .        L
AIR CONDITIONING CUT CONTROL .................... 35                        .          Trouble Diagnosis Introduction .............................. 88        .
  Input/Output Signal Chart ...................................... 35       .          DTC Inspection Priority Chart ................................ 94       .
  System Description ............................................... 35     .          Fail-Safe Chart ...................................................... 96
                                                                                                                                                               .        M
AUTOMATIC SPEED CONTROL DEVICE (ASCD) 36                                    ...        Symptom Matrix Chart ........................................... 97     .
  System Description ............................................... 36     .          Engine Control Component Parts Location ......... 101                   .
  Component Description ......................................... 37        .          Vacuum Hose Drawing ........................................ 107        .
CAN COMMUNICATION ......................................... 38              .          Circuit Diagram .................................................... 108.
  System Description ............................................... 38     .          ECM Harness Connector Terminal Layout .......... 110                    .
EVAPORATIVE EMISSION SYSTEM ...................... 39                       .          ECM Terminals and Reference Value .................. 110                .
  Description ............................................................ 39
                                                                            .          CONSULT-II Function (ENGINE) ......................... 119              .
  Component Inspection .......................................... 42        .          Generic Scan Tool (GST) Function ...................... 130             .
  Removal and Installation ....................................... 43       .          CONSULT-II Reference Value in Data Monitor .... 133                     .
  How to Detect Fuel Vapor Leakage ...................... 43                .          Major Sensor Reference Graph in Data Monitor
ON BOARD REFUELING VAPOR RECOVERY                                                      Mode .................................................................... 136
                                                                                                                                                               .
(ORVR) ..................................................................... 46
                                                                            .        TROUBLE DIAGNOSIS - SPECIFICATION VALUE 138                               .
  System Description ............................................... 46     .          Description ........................................................... 138
                                                                                                                                                               .
  Diagnostic Procedure ............................................ 47      .          Testing Condition ................................................. 138 .
  Component Inspection .......................................... 49        .          Inspection Procedure ........................................... 138    .
                                                                                       Diagnostic Procedure .......................................... 139     .


Revision: 2006 December                                                        EC-1                                                         2006 FX35/FX45
TROUBLE DIAGNOSIS FOR INTERMITTENT INCI-                                           Component Inspection ......................................... 187.
DENT ...................................................................... 148
                                                                          .        Removal and Installation ...................................... 187
                                                                                                                                                     .
 Description ........................................................... 148
                                                                          .       DTC P0101 MAF SENSOR .................................... 188      .
 Diagnostic Procedure .......................................... 148      .        Component Description ....................................... 188 .
POWER SUPPLY AND GROUND CIRCUIT .......... 149                            .        CONSULT-II Reference Value in Data Monitor Mode
 Wiring Diagram .................................................... 149  .                                                                          .188
 Diagnostic Procedure .......................................... 150      .        On Board Diagnosis Logic ................................... 188  .
 Ground Inspection ............................................... 154    .        DTC Confirmation Procedure ............................... 189    .
DTC U1000, U1001 CAN COMMUNICATION LINE. 156                                       Overall Function Check ........................................ 190
                                                                                                                                                     .
 Description ........................................................... 156
                                                                          .        Wiring Diagram .................................................... 191
                                                                                                                                                     .
 On Board Diagnosis Logic ................................... 156         .        Diagnostic Procedure ........................................... 192
                                                                                                                                                     .
 DTC Confirmation Procedure .............................. 156            .        Component Inspection ......................................... 195.
 Wiring Diagram .................................................... 157  .        Removal and Installation ...................................... 196
                                                                                                                                                     .
 Diagnostic Procedure .......................................... 158      .       DTC P0102, P0103 MAF SENSOR ........................ 197           .
DTC U1010 CAN COMMUNICATION .................... 159                      .        Component Description ....................................... 197 .
 Description ........................................................... 159
                                                                          .        CONSULT-II Reference Value in Data Monitor Mode
 On Board Diagnosis Logic ................................... 159         .                                                                          .197
 DTC Confirmation Procedure .............................. 159            .        On Board Diagnosis Logic ................................... 197  .
 Diagnostic Procedure .......................................... 160      .        DTC Confirmation Procedure ............................... 198    .
DTC P0011, P0021 IVT CONTROL ....................... 161                  .        Wiring Diagram .................................................... 199
                                                                                                                                                     .
 Description ........................................................... 161
                                                                          .        Diagnostic Procedure ........................................... 200
                                                                                                                                                     .
 CONSULT-II Reference Value in Data Monitor Mode                                   Component Inspection ......................................... 203.
                                                                          . 161    Removal and Installation ...................................... 204
                                                                                                                                                     .
 On Board Diagnosis Logic ................................... 162         .       DTC P0112, P0113 IAT SENSOR ........................... 205        .
 DTC Confirmation Procedure .............................. 162            .        Component Description ....................................... 205 .
 Diagnostic Procedure .......................................... 163      .        On Board Diagnosis Logic ................................... 205  .
 Component Inspection ......................................... 164       .        DTC Confirmation Procedure ............................... 205    .
 Removal and Installation ..................................... 164       .        Wiring Diagram .................................................... 207
                                                                                                                                                     .
DTC P0031, P0032, P0051, P0052 A/F SENSOR 1                                        Diagnostic Procedure ........................................... 208
                                                                                                                                                     .
HEATER ................................................................. 165
                                                                          .        Component Inspection ......................................... 209.
 Description ........................................................... 165
                                                                          .        Removal and Installation ...................................... 209
                                                                                                                                                     .
 CONSULT-II Reference Value in Data Monitor Mode                                  DTC P0117, P0118 ECT SENSOR ......................... 210          .
                                                                          . 165    Component Description ....................................... 210 .
 On Board Diagnosis Logic ................................... 165         .        On Board Diagnosis Logic ................................... 210  .
 DTC Confirmation Procedure .............................. 165            .        DTC Confirmation Procedure ............................... 211    .
 Wiring Diagram .................................................... 167  .        Wiring Diagram .................................................... 212
                                                                                                                                                     .
 Diagnostic Procedure .......................................... 170      .        Diagnostic Procedure ........................................... 213
                                                                                                                                                     .
 Component Inspection ......................................... 172       .        Component Inspection ......................................... 214.
 Removal and Installation ..................................... 172       .        Removal and Installation ...................................... 214
                                                                                                                                                     .
DTC P0037, P0038, P0057, P0058 HO2S2 HEATER 173                           .       DTC P0122, P0123 TP SENSOR ........................... 215         .
 Description ........................................................... 173
                                                                          .        Component Description ....................................... 215 .
 CONSULT-II Reference Value in Data Monitor Mode                                   CONSULT-II Reference Value in Data Monitor Mode
                                                                          . 173                                                                      .215
 On Board Diagnosis Logic ................................... 173         .        On Board Diagnosis Logic ................................... 215  .
 DTC Confirmation Procedure .............................. 174            .        DTC Confirmation Procedure ............................... 216    .
 Wiring Diagram .................................................... 175  .        Wiring Diagram .................................................... 217
                                                                                                                                                     .
 Diagnostic Procedure .......................................... 178      .        Diagnostic Procedure ........................................... 218
                                                                                                                                                     .
 Component Inspection ......................................... 180       .        Component Inspection ......................................... 221.
 Removal and Installation ..................................... 180       .        Removal and Installation ...................................... 221
                                                                                                                                                     .
DTC P0075, P0081 IVT CONTROL SOLENOID                                             DTC P0125 ECT SENSOR ..................................... 222     .
VALVE .................................................................... 181
                                                                          .        Component Description ....................................... 222 .
 Component Description ....................................... 181        .        On Board Diagnosis Logic ................................... 222  .
 CONSULT-II Reference Value in Data Monitor Mode                                   DTC Confirmation Procedure ............................... 223    .
                                                                          . 181    Diagnostic Procedure ........................................... 223
                                                                                                                                                     .
 On Board Diagnosis Logic ................................... 181         .        Component Inspection ......................................... 224.
 DTC Confirmation Procedure .............................. 181            .        Removal and Installation ...................................... 224
                                                                                                                                                     .
 Wiring Diagram .................................................... 182  .       DTC P0127 IAT SENSOR ....................................... 225   .
 Diagnostic Procedure .......................................... 186      .        Component Description ....................................... 225 .
                                                                                   On Board Diagnosis Logic ................................... 225  .

Revision: 2006 December                                                      EC-2                                                   2006 FX35/FX45
 DTC Confirmation Procedure .............................. 225    .       DTC P0138, P0158 HO2S2 .................................... 281      .
 Diagnostic Procedure .......................................... 226
                                                                  .        Component Description ....................................... 281   .       A
 Component Inspection ........................................ 227.        CONSULT-II Reference Value in Data Monitor Mode
 Removal and Installation ..................................... 227
                                                                  .                                                                            . 281
DTC P0128 THERMOSTAT FUNCTION ............... 228                 .        On Board Diagnosis Logic ................................... 281    .       EC
 On Board Diagnosis Logic .................................. 228  .        DTC Confirmation Procedure .............................. 282       .
 DTC Confirmation Procedure .............................. 228    .        Overall Function Check ....................................... 283  .
 Diagnostic Procedure .......................................... 228
                                                                  .        Wiring Diagram .................................................... 284
                                                                                                                                               .
 Component Inspection ........................................ 229.        Diagnostic Procedure .......................................... 287 .       C
 Removal and Installation ..................................... 229
                                                                  .        Component Inspection ......................................... 291  .
DTC P0130, P0150 A/F SENSOR 1 ...................... 230          .        Removal and Installation ..................................... 293  .
 Component Description ....................................... 230.       DTC P0139, P0159 HO2S2 .................................... 294      .       D
 CONSULT-II Reference Value in Data Monitor Mode                           Component Description ....................................... 294   .
                                                                  . 230    CONSULT-II Reference Value in Data Monitor Mode
 On Board Diagnosis Logic .................................. 230  .                                                                            . 294   E
 DTC Confirmation Procedure .............................. 230    .        On Board Diagnosis Logic ................................... 294    .
 Overall Function Check ....................................... 231
                                                                  .        DTC Confirmation Procedure .............................. 295       .
 Wiring Diagram ................................................... 233
                                                                  .        Overall Function Check ....................................... 295  .
 Diagnostic Procedure .......................................... 236
                                                                  .        Wiring Diagram .................................................... 297
                                                                                                                                               .       F
 Removal and Installation ..................................... 239
                                                                  .        Diagnostic Procedure .......................................... 300 .
DTC P0131, P0151 A/F SENSOR 1 ...................... 240          .        Component Inspection ......................................... 302  .
 Component Description ....................................... 240.        Removal and Installation ..................................... 304  .       G
 CONSULT-II Reference Value in Data Monitor Mode                          DTC P0171, P0174 FUEL INJECTION SYSTEM
                                                                  . 240   FUNCTION ............................................................. 305
                                                                                                                                               .
 On Board Diagnosis Logic .................................. 240  .        On Board Diagnosis Logic ................................... 305    .       H
 DTC Confirmation Procedure .............................. 241    .        DTC Confirmation Procedure .............................. 305       .
 Wiring Diagram ................................................... 242
                                                                  .        Wiring Diagram .................................................... 307
                                                                                                                                               .
 Diagnostic Procedure .......................................... 245
                                                                  .        Diagnostic Procedure .......................................... 311 .
                                                                                                                                                        I
 Removal and Installation ..................................... 248
                                                                  .       DTC P0172, P0175 FUEL INJECTION SYSTEM
DTC P0132, P0152 A/F SENSOR 1 ...................... 249          .       FUNCTION ............................................................. 317
                                                                                                                                               .
 Component Description ....................................... 249.        On Board Diagnosis Logic ................................... 317    .
 CONSULT-II Reference Value in Data Monitor Mode                           DTC Confirmation Procedure .............................. 317       .       J
                                                                  . 249    Wiring Diagram .................................................... 319
                                                                                                                                               .
 On Board Diagnosis Logic .................................. 249  .        Diagnostic Procedure .......................................... 323 .
 DTC Confirmation Procedure .............................. 250    .       DTC P0181 FTT SENSOR ..................................... 328       .       K
 Wiring Diagram ................................................... 251
                                                                  .        Component Description ....................................... 328   .
 Diagnostic Procedure .......................................... 254
                                                                  .        On Board Diagnosis Logic ................................... 328    .
 Removal and Installation ..................................... 257
                                                                  .        DTC Confirmation Procedure .............................. 328       .       L
DTC P0133, P0153 A/F SENSOR 1 ...................... 258          .        Wiring Diagram .................................................... 330
                                                                                                                                               .
 Component Description ....................................... 258.        Diagnostic Procedure .......................................... 331 .
 CONSULT-II Reference Value in Data Monitor Mode                           Component Inspection ......................................... 333  .
                                                                  . 258    Removal and Installation ..................................... 333  .       M
 On Board Diagnosis Logic .................................. 258  .       DTC P0182, P0183 FTT SENSOR ......................... 334            .
 DTC Confirmation Procedure .............................. 259    .        Component Description ....................................... 334   .
 Wiring Diagram ................................................... 261
                                                                  .        On Board Diagnosis Logic ................................... 334    .
 Diagnostic Procedure .......................................... 264
                                                                  .        DTC Confirmation Procedure .............................. 334       .
 Removal and Installation ..................................... 269
                                                                  .        Wiring Diagram .................................................... 335
                                                                                                                                               .
DTC P0137, P0157 HO2S2 ................................... 270    .        Diagnostic Procedure .......................................... 336 .
 Component Description ....................................... 270.        Component Inspection ......................................... 338  .
 CONSULT-II Reference Value in Data Monitor Mode                           Removal and Installation ..................................... 338  .
                                                                  . 270   DTC P0222, P0223 TP SENSOR ........................... 339           .
 On Board Diagnosis Logic .................................. 270  .        Component Description ....................................... 339   .
 DTC Confirmation Procedure .............................. 271    .        CONSULT-II Reference Value in Data Monitor Mode
 Overall Function Check ....................................... 271
                                                                  .                                                                            . 339
 Wiring Diagram ................................................... 273
                                                                  .        On Board Diagnosis Logic ................................... 339    .
 Diagnostic Procedure .......................................... 276
                                                                  .        DTC Confirmation Procedure .............................. 340       .
 Component Inspection ........................................ 278.        Wiring Diagram .................................................... 341
                                                                                                                                               .
 Removal and Installation ..................................... 280
                                                                  .        Diagnostic Procedure .......................................... 342 .


Revision: 2006 December                                              EC-3                                                    2006 FX35/FX45
  Component Inspection ......................................... 345       .        Diagnostic Procedure ........................................... 401     .
  Removal and Installation ..................................... 345       .        Component Inspection ......................................... 404       .
DTC P0300 - P0306 MULTIPLE CYLINDER MIS-                                            Removal and Installation ...................................... 404      .
FIRE, NO. 1 - 6 CYLINDER MISFIRE .................... 346                  .       DTC P0444, P0445 EVAP CANISTER PURGE VOL-
  On Board Diagnosis Logic ................................... 346         .       UME CONTROL SOLENOID VALVE ..................... 405                      .
  DTC Confirmation Procedure .............................. 347            .        Description ........................................................... 405
                                                                                                                                                             .
  Diagnostic Procedure .......................................... 347      .        CONSULT-II Reference Value in Data Monitor Mode
DTC P0327, P0328 KS ........................................... 356        .                                                                                 .405
  Component Description ....................................... 356        .        On Board Diagnosis Logic ................................... 406         .
  On Board Diagnosis Logic ................................... 356         .        DTC Confirmation Procedure ............................... 406           .
  DTC Confirmation Procedure .............................. 356            .        Wiring Diagram .................................................... 407  .
  Wiring Diagram .................................................... 357  .        Diagnostic Procedure ........................................... 409     .
  Diagnostic Procedure .......................................... 358      .        Component Inspection ......................................... 410       .
  Component Inspection ......................................... 359       .        Removal and Installation ...................................... 411      .
  Removal and Installation ..................................... 360       .       DTC P0447 EVAP CANISTER VENT CONTROL
DTC P0335 CKP SENSOR (POS) ......................... 361                   .       VALVE ..................................................................... 412
                                                                                                                                                             .
  Component Description ....................................... 361        .        Component Description ....................................... 412        .
  CONSULT-II Reference Value in Data Monitor Mode                                   CONSULT-II Reference Value in Data Monitor Mode
                                                                           . 361                                                                             .412
  On Board Diagnosis Logic ................................... 361         .        On Board Diagnosis Logic ................................... 412         .
  DTC Confirmation Procedure .............................. 362            .        DTC Confirmation Procedure ............................... 413           .
  Wiring Diagram .................................................... 363  .        Wiring Diagram .................................................... 414  .
  Diagnostic Procedure .......................................... 364      .        Diagnostic Procedure ........................................... 415     .
  Component Inspection ......................................... 367       .        Component Inspection ......................................... 417       .
  Removal and Installation ..................................... 367       .       DTC P0448 EVAP CANISTER VENT CONTROL
DTC P0340, P0345 CMP SENSOR (PHASE) ........ 368                           .       VALVE ..................................................................... 419
                                                                                                                                                             .
  Component Description ....................................... 368        .        Component Description ....................................... 419        .
  CONSULT-II Reference Value in Data Monitor Mode                                   CONSULT-II Reference Value in Data Monitor Mode
                                                                           . 368                                                                             .419
  On Board Diagnosis Logic ................................... 368         .        On Board Diagnosis Logic ................................... 419         .
  DTC Confirmation Procedure .............................. 369            .        DTC Confirmation Procedure ............................... 420           .
  Wiring Diagram .................................................... 370  .        Wiring Diagram .................................................... 421  .
  Diagnostic Procedure .......................................... 373      .        Diagnostic Procedure ........................................... 422     .
  Component Inspection ......................................... 376       .        Component Inspection ......................................... 423       .
  Removal and Installation ..................................... 376       .       DTC P0451 EVAP CONTROL SYSTEM PRESSURE
DTC P0420, P0430 THREE WAY CATALYST FUNC-                                          SENSOR ................................................................. 425
                                                                                                                                                             .
TION ....................................................................... 377
                                                                           .        Component Description ....................................... 425        .
  On Board Diagnosis Logic ................................... 377         .        CONSULT-II Reference Value in Data Monitor Mode
  DTC Confirmation Procedure .............................. 377            .                                                                                 .425
  Overall Function Check ....................................... 378       .        On Board Diagnosis Logic ................................... 425         .
  Diagnostic Procedure .......................................... 379      .        DTC Confirmation Procedure ............................... 426           .
DTC P0441 EVAP CONTROL SYSTEM ................ 383                         .        Diagnostic Procedure ........................................... 426     .
  System Description .............................................. 383    .        Component Inspection ......................................... 427       .
  On Board Diagnosis Logic ................................... 383         .       DTC P0452 EVAP CONTROL SYSTEM PRESSURE
  DTC Confirmation Procedure .............................. 383            .       SENSOR ................................................................. 428
                                                                                                                                                             .
  Overall Function Check ....................................... 384       .        Component Description ....................................... 428        .
  Diagnostic Procedure .......................................... 385      .        CONSULT-II Reference Value in Data Monitor Mode
DTC P0442 EVAP CONTROL SYSTEM ................ 388                         .                                                                                 .428
  On Board Diagnosis Logic ................................... 388         .        On Board Diagnosis Logic ................................... 428         .
  DTC Confirmation Procedure .............................. 389            .        DTC Confirmation Procedure ............................... 429           .
  Diagnostic Procedure .......................................... 390      .        Wiring Diagram .................................................... 430  .
DTC P0443 EVAP CANISTER PURGE VOLUME                                                Diagnostic Procedure ........................................... 431     .
CONTROL SOLENOID VALVE .............................. 397                  .        Component Inspection ......................................... 433       .
  Description ........................................................... 397
                                                                           .       DTC P0453 EVAP CONTROL SYSTEM PRESSURE
  CONSULT-II Reference Value in Data Monitor Mode                                  SENSOR ................................................................. 434
                                                                                                                                                             .
                                                                           . 397    Component Description ....................................... 434        .
  On Board Diagnosis Logic ................................... 398         .        CONSULT-II Reference Value in Data Monitor Mode
  DTC Confirmation Procedure .............................. 398            .                                                                                 .434
  Wiring Diagram .................................................... 399  .        On Board Diagnosis Logic ................................... 434         .

Revision: 2006 December                                                       EC-4                                                        2006 FX35/FX45
 DTC Confirmation Procedure .............................. 435        .        On Board Diagnosis Logic ................................... 477      .
 Wiring Diagram ................................................... 436
                                                                      .        DTC Confirmation Procedure .............................. 477         .       A
 Diagnostic Procedure .......................................... 437  .        Wiring Diagram .................................................... 478
                                                                                                                                                     .
 Component Inspection ........................................ 441    .        Diagnostic Procedure .......................................... 479   .
DTC P0455 EVAP CONTROL SYSTEM ............... 442                     .       DTC P0605 ECM .................................................... 481 .       EC
 On Board Diagnosis Logic .................................. 442      .        Component Description ....................................... 481     .
 DTC Confirmation Procedure .............................. 443        .        On Board Diagnosis Logic ................................... 481      .
 Diagnostic Procedure .......................................... 444  .        DTC Confirmation Procedure .............................. 481         .
DTC P0456 EVAP CONTROL SYSTEM ............... 450                     .        Diagnostic Procedure .......................................... 482   .       C
 On Board Diagnosis Logic .................................. 450      .       DTC P0643 SENSOR POWER SUPPLY ............... 484                      .
 DTC Confirmation Procedure .............................. 451        .        On Board Diagnosis Logic ................................... 484      .
 Overall Function Check ....................................... 452   .        DTC Confirmation Procedure .............................. 484         .       D
 Diagnostic Procedure .......................................... 453  .        Wiring Diagram .................................................... 485
                                                                                                                                                     .
DTC P0460 FUEL LEVEL SENSOR ..................... 460                 .        Diagnostic Procedure .......................................... 487   .
 Component Description ....................................... 460    .       DTC P0850 PNP SWITCH ..................................... 489         .       E
 On Board Diagnosis Logic .................................. 460      .        Component Description ....................................... 489     .
 DTC Confirmation Procedure .............................. 460        .        CONSULT-II Reference Value in Data Monitor Mode
 Diagnostic Procedure .......................................... 461  .                                                                              . 489
 Removal and Installation ..................................... 461   .        On Board Diagnosis Logic ................................... 489      .       F
DTC P0461 FUEL LEVEL SENSOR ..................... 462                 .        DTC Confirmation Procedure .............................. 489         .
 Component Description ....................................... 462    .        Overall Function Check ....................................... 490    .
 On Board Diagnosis Logic .................................. 462      .        Wiring Diagram .................................................... 491
                                                                                                                                                     .       G
 Overall Function Check ....................................... 462   .        Diagnostic Procedure .......................................... 492   .
 Diagnostic Procedure .......................................... 463  .       DTC P1148, P1168 CLOSED LOOP CONTROL ... 494                           .
 Removal and Installation ..................................... 463   .        On Board Diagnosis Logic ................................... 494      .       H
DTC P0462, P0463 FUEL LEVEL SENSOR ......... 464                      .       DTC P1211 TCS CONTROL UNIT ......................... 495               .
 Component Description ....................................... 464    .        Description ........................................................... 495
                                                                                                                                                     .
 On Board Diagnosis Logic .................................. 464      .        On Board Diagnosis Logic ................................... 495      .
                                                                                                                                                              I
 DTC Confirmation Procedure .............................. 464        .        DTC Confirmation Procedure .............................. 495         .
 Diagnostic Procedure .......................................... 465  .        Diagnostic Procedure .......................................... 495   .
 Removal and Installation ..................................... 465   .       DTC P1212 TCS COMMUNICATION LINE ........... 496                       .
DTC P0500 VSS .................................................... 466.        Description ........................................................... 496
                                                                                                                                                     .       J
 Description .......................................................... 466
                                                                      .        On Board Diagnosis Logic ................................... 496      .
 On Board Diagnosis Logic .................................. 466      .        DTC Confirmation Procedure .............................. 496         .
 DTC Confirmation Procedure .............................. 466        .        Diagnostic Procedure .......................................... 496   .       K
 Overall Function Check ....................................... 466   .       DTC P1217 ENGINE OVER TEMPERATURE ....... 497                          .
 Diagnostic Procedure .......................................... 467  .        Description ........................................................... 497
                                                                                                                                                     .
DTC P0506 ISC SYSTEM ...................................... 468       .        CONSULT-II Reference Value in Data Monitor Mode                               L
 Description .......................................................... 468
                                                                      .                                                                              . 498
 On Board Diagnosis Logic .................................. 468      .        On Board Diagnosis Logic ................................... 498      .
 DTC Confirmation Procedure .............................. 468        .        Overall Function Check ....................................... 499    .
 Diagnostic Procedure .......................................... 469  .        Wiring Diagram .................................................... 501
                                                                                                                                                     .       M
DTC P0507 ISC SYSTEM ...................................... 470       .        Diagnostic Procedure .......................................... 503   .
 Description .......................................................... 470
                                                                      .        Main 12 Causes of Overheating .......................... 508          .
 On Board Diagnosis Logic .................................. 470      .        Component Inspection ......................................... 508    .
 DTC Confirmation Procedure .............................. 470        .       DTC P1225 TP SENSOR ....................................... 510        .
 Diagnostic Procedure .......................................... 471  .        Component Description ....................................... 510     .
DTC P0550 PSP SENSOR .................................... 472         .        On Board Diagnosis Logic ................................... 510      .
 Component Description ....................................... 472    .        DTC Confirmation Procedure .............................. 510         .
 CONSULT-II Reference Value in Data Monitor Mode                               Diagnostic Procedure .......................................... 511   .
                                                                      . 472    Removal and Installation ..................................... 511    .
 On Board Diagnosis Logic .................................. 472      .       DTC P1226 TP SENSOR ....................................... 512        .
 DTC Confirmation Procedure .............................. 472        .        Component Description ....................................... 512     .
 Wiring Diagram ................................................... 473
                                                                      .        On Board Diagnosis Logic ................................... 512      .
 Diagnostic Procedure .......................................... 474  .        DTC Confirmation Procedure .............................. 512         .
 Component Inspection ........................................ 476    .        Diagnostic Procedure .......................................... 513   .
 Removal and Installation ..................................... 476   .        Removal and Installation ..................................... 513    .
DTC P0603 ECM POWER SUPPLY ...................... 477                 .       DTC P1564 ICC STEERING SWITCH ................... 514                  .
 Component Description ....................................... 477    .        Component Description ....................................... 514     .

Revision: 2006 December                                                  EC-5                                                     2006 FX35/FX45
 CONSULT-II Reference Value in Data Monitor Mode                                On Board Diagnosis Logic ................................... 551        .
                                                                       . 514    DTC Confirmation Procedure ............................... 551          .
 On Board Diagnosis Logic ................................... 514      .        Wiring Diagram .................................................... 552 .
 DTC Confirmation Procedure .............................. 515         .        Diagnostic Procedure ........................................... 553    .
 Wiring Diagram .................................................... 516
                                                                       .        Component Inspection ......................................... 555      .
 Diagnostic Procedure .......................................... 517   .       DTC P2100, P2103 THROTTLE CONTROL MOTOR
 Component Inspection ......................................... 520    .       RELAY .................................................................... 556
                                                                                                                                                        .
DTC P1564 ASCD STEERING SWITCH ............... 521                     .        Component Description ....................................... 556       .
 Component Description ....................................... 521     .        CONSULT-II Reference Value in Data Monitor Mode
 CONSULT-II Reference Value in Data Monitor Mode                                                                                                        .556
                                                                       . 521    On Board Diagnosis Logic ................................... 556        .
 On Board Diagnosis Logic ................................... 521      .        DTC Confirmation Procedure ............................... 556          .
 DTC Confirmation Procedure .............................. 522         .        Wiring Diagram .................................................... 558 .
 Wiring Diagram .................................................... 523
                                                                       .        Diagnostic Procedure ........................................... 559    .
 Diagnostic Procedure .......................................... 524   .       DTC P2101 ELECTRIC THROTTLE CONTROL
 Component Inspection ......................................... 526    .       FUNCTION ............................................................. 562
                                                                                                                                                        .
DTC P1568 ICC FUNCTION .................................. 528          .        Description ........................................................... 562
                                                                                                                                                        .
 On Board Diagnosis Logic ................................... 528      .        On Board Diagnosis Logic ................................... 562        .
 DTC Confirmation Procedure .............................. 528         .        DTC Confirmation Procedure ............................... 562          .
 Diagnostic Procedure .......................................... 528   .        Wiring Diagram .................................................... 563 .
DTC P1572 ICC BRAKE SWITCH ......................... 529               .        Diagnostic Procedure ........................................... 564    .
 Component Description ....................................... 529     .        Component Inspection ......................................... 567      .
 CONSULT-II Reference Value in Data Monitor Mode                                Removal and Installation ...................................... 567     .
                                                                       . 529   DTC P2118 THROTTLE CONTROL MOTOR ........ 568                            .
 On Board Diagnosis Logic ................................... 529      .        Component Description ....................................... 568       .
 DTC Confirmation Procedure .............................. 530         .        On Board Diagnosis Logic ................................... 568        .
 Wiring Diagram .................................................... 531
                                                                       .        DTC Confirmation Procedure ............................... 568          .
 Diagnostic Procedure .......................................... 532   .        Wiring Diagram .................................................... 569 .
 Component Inspection ......................................... 537    .        Diagnostic Procedure ........................................... 570    .
DTC P1572 ASCD BRAKE SWITCH ..................... 538                  .        Component Inspection ......................................... 571      .
 Component Description ....................................... 538     .        Removal and Installation ...................................... 572     .
 CONSULT-II Reference Value in Data Monitor Mode                               DTC P2119 ELECTRIC THROTTLE CONTROL
                                                                       . 538   ACTUATOR ............................................................ 573.
 On Board Diagnosis Logic ................................... 538      .        Component Description ....................................... 573       .
 DTC Confirmation Procedure .............................. 539         .        On Board Diagnosis Logic ................................... 573        .
 Wiring Diagram .................................................... 540
                                                                       .        DTC Confirmation Procedure ............................... 573          .
 Diagnostic Procedure .......................................... 541   .        Diagnostic Procedure ........................................... 574    .
 Component Inspection ......................................... 545    .       DTC P2122, P2123 APP SENSOR ........................ 575                 .
DTC P1574 ICC VEHICLE SPEED SENSOR ........ 546                        .        Component Description ....................................... 575       .
 Component Description ....................................... 546     .        CONSULT-II Reference Value in Data Monitor Mode
 On Board Diagnosis Logic ................................... 546      .                                                                                .575
 DTC Confirmation Procedure .............................. 546         .        On Board Diagnosis Logic ................................... 575        .
 Diagnostic Procedure .......................................... 547   .        DTC Confirmation Procedure ............................... 576          .
DTC P1574 ASCD VEHICLE SPEED SENSOR .... 548                           .        Wiring Diagram .................................................... 577 .
 Component Description ....................................... 548     .        Diagnostic Procedure ........................................... 578    .
 On Board Diagnosis Logic ................................... 548      .        Component Inspection ......................................... 581      .
 DTC Confirmation Procedure .............................. 548         .        Removal and Installation ...................................... 581     .
 Diagnostic Procedure .......................................... 549   .       DTC P2127, P2128 APP SENSOR ........................ 582                 .
DTC P1715 INPUT SPEED SENSOR (TURBINE                                           Component Description ....................................... 582       .
REVOLUTION SENSOR) ....................................... 550         .        CONSULT-II Reference Value in Data Monitor Mode
 Description ........................................................... 550
                                                                       .                                                                                .582
 CONSULT-II Reference Value in Data Monitor Mode                                On Board Diagnosis Logic ................................... 582        .
                                                                       . 550    DTC Confirmation Procedure ............................... 583          .
 On Board Diagnosis Logic ................................... 550      .        Wiring Diagram .................................................... 584 .
 Diagnostic Procedure .......................................... 550   .        Diagnostic Procedure ........................................... 585    .
DTC P1805 BRAKE SWITCH ................................ 551            .        Component Inspection ......................................... 588      .
 Description ........................................................... 551
                                                                       .        Removal and Installation ...................................... 588     .
 CONSULT-II Reference Value in Data Monitor Mode                               DTC P2135 TP SENSOR ....................................... 589          .
                                                                       . 551    Component Description ....................................... 589       .

Revision: 2006 December                                                   EC-6                                                       2006 FX35/FX45
 CONSULT-II Reference Value in Data Monitor Mode                                Diagnostic Procedure .......................................... 637     .
                                                                      . 589     Component Inspection ......................................... 640      .         A
 On Board Diagnosis Logic .................................. 589      .         Removal and Installation ..................................... 640      .
 DTC Confirmation Procedure .............................. 590        .       ICC BRAKE SWITCH ............................................ 641         .
 Wiring Diagram ................................................... 591
                                                                      .         Component Description ....................................... 641       .         EC
 Diagnostic Procedure .........



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