Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Infiniti FX45 FX35 2006-2008 Approved FX45_35-S50-2008 ec
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ENGINE
A
ENGINE CONTROL SYSTEM
SECTION EC EC
C
D
E
CONTENTS
VQ35DE Component Inspection ............................................42
. F
Removal and Installation ........................................44
.
SERVICE INFORMATION .......................... 17
. How to Detect Fuel Vapor Leakage ........................44 .
G
INDEX FOR DTC ...............................................17
. ON BOARD REFUELING VAPOR RECOV-
DTC No. Index ....................................................... 17
. ERY (ORVR) ...................................................... 46
Alphabetical Index .................................................. 20
. System Description .................................................46
.
Diagnosis Procedure ..............................................46
. H
PRECAUTIONS .................................................25
. Component Inspection ............................................48
.
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN- POSITIVE CRANKCASE VENTILATION ......... 51 I
SIONER" ................................................................ 25
. Description ..............................................................51
.
Precaution for Procedure without Cowl Top Cover 25 .... Component Inspection ............................................51 .
On Board Diagnosis (OBD) System of Engine and
A/T .......................................................................... 25
. IVIS (INFINITI VEHICLE IMMOBILIZER SYS- J
Precaution .............................................................. 26
. TEM-NATS) ....................................................... 53
Description ..............................................................53
.
PREPARATION .................................................29
. K
Special Service Tool .............................................. 29
. ON BOARD DIAGNOSTIC (OBD) SYSTEM .... 54
Commercial Service Tool ....................................... 30
. Introduction .............................................................54
.
Two Trip Detection Logic ........................................54 .
ENGINE CONTROL SYSTEM ...........................31
. L
Emission-Related Diagnostic Information ...............55 .
Schematic .............................................................. 31
. Malfunction Indicator Lamp (MIL) ...........................71 .
Multiport Fuel Injection (MFI) System .................... 31 . OBD System Operation Chart ................................74 .
Electronic Ignition (EI) System ............................... 34 . M
Fuel Cut Control (at No Load and High Engine BASIC SERVICE PROCEDURE ....................... 80
Speed) .................................................................... 34
. Basic Inspection .....................................................80
.
Idle Speed and Ignition Timing Check ....................84 .
AIR CONDITIONING CUT CONTROL ..............36
. N
Procedure After Replacing ECM ............................84 .
Input/Output Signal Chart ....................................... 36
. VIN Registration .....................................................84
.
System Description ................................................ 36
. Accelerator Pedal Released Position Learning ......85 .
Throttle Valve Closed Position Learning ................85 . O
AUTOMATIC SPEED CONTROL DEVICE Idle Air Volume Learning ........................................85
.
(ASCD) ..............................................................37
. Fuel Pressure Check ..............................................87
.
System Description ................................................ 37
.
P
Component Description .......................................... 38
. TROUBLE DIAGNOSIS .................................... 89
Trouble Diagnosis Introduction ...............................89 .
CAN COMMUNICATION ...................................39
. DTC Inspection Priority Chart .................................93 .
System Description ................................................ 39
. Fail-Safe Chart .......................................................95
.
EVAPORATIVE EMISSION SYSTEM ...............40
. Symptom Matrix Chart ............................................96.
Engine Control Component Parts Location .......... 100 .
Description ............................................................. 40
.
Vacuum Hose Drawing ......................................... 106 .
Revision: 2007 April EC-1 2008 FX35/FX45
Circuit Diagram .....................................................107. DTC P0037, P0038, P0057, P0058 HO2S2
ECM Harness Connector Terminal Layout ...........109 . HEATER .......................................................... 160
.
ECM Terminal and Reference Value ....................109 . Description ........................................................... 160
.
CONSULT-III Function (ENGINE) ........................117 . CONSULT-III Reference Value in Data Monitor
Generic Scan Tool (GST) Function ......................125 . Mode .................................................................... 160
.
CONSULT-III Reference Value in Data Monitor On Board Diagnosis Logic ................................... 160 .
Mode .....................................................................127
. DTC Confirmation Procedure ............................... 160 .
Wiring Diagram .................................................... 162 .
TROUBLE DIAGNOSIS - SPECIFICATION Diagnosis Procedure ............................................ 165 .
VALUE ............................................................ 131
. Component Inspection ......................................... 166 .
Description ............................................................131
. Removal and Installation ...................................... 167 .
Testing Condition ..................................................131
.
Inspection Procedure ............................................131 . DTC P0075, P0081 IVT CONTROL SOLE-
Diagnosis Procedure ............................................131 . NOID VALVE ................................................... 168
.
Component Description ....................................... 168 .
TROUBLE DIAGNOSIS FOR INTERMITTENT CONSULT-III Reference Value in Data Monitor
INCIDENT ....................................................... 139
. Mode .................................................................... 168
.
Description ............................................................139
. On Board Diagnosis Logic ................................... 168 .
Diagnosis Procedure ............................................139 . DTC Confirmation Procedure ............................... 168 .
POWER SUPPLY AND GROUND CIRCUIT .. 140
. Wiring Diagram .................................................... 169 .
Diagnosis Procedure ............................................ 172 .
Wiring Diagram .....................................................140
.
Component Inspection ......................................... 173 .
Diagnosis Procedure ............................................141
.
Removal and Installation ...................................... 174 .
Ground Inspection ................................................144
.
DTC U1000, U1001 CAN COMMUNICATION DTC P0101 MAF SENSOR ............................. 175
.
Component Description ....................................... 175 .
LINE ................................................................ 146
.
CONSULT-III Reference Value in Data Monitor
Description ............................................................146
.
Mode .................................................................... 175
.
On Board Diagnosis Logic ....................................146 .
On Board Diagnosis Logic ................................... 175 .
DTC Confirmation Procedure ...............................146 .
DTC Confirmation Procedure ............................... 175 .
Wiring Diagram .....................................................147
.
Overall Function Check ........................................ 176 .
Diagnosis Procedure ............................................147 .
Wiring Diagram .................................................... 177 .
DTC U1010 CAN COMMUNICATION ............ 148
. Diagnosis Procedure ............................................ 178 .
Description ............................................................148
. Component Inspection ......................................... 180 .
On Board Diagnosis Logic ....................................148 . Removal and Installation ...................................... 181 .
DTC Confirmation Procedure ...............................148 .
DTC P0102, P0103 MAF SENSOR ................. 182
.
Diagnosis Procedure ............................................148 .
Component Description ....................................... 182 .
DTC P0011, P0021 IVT CONTROL ................ 149
. CONSULT-III Reference Value in Data Monitor
Description ............................................................149
. Mode .................................................................... 182
.
CONSULT-III Reference Value in Data Monitor On Board Diagnosis Logic ................................... 182 .
Mode .....................................................................149
. DTC Confirmation Procedure ............................... 182 .
On Board Diagnosis Logic ....................................150 . Wiring Diagram .................................................... 184 .
DTC Confirmation Procedure ...............................150 . Diagnosis Procedure ............................................ 185 .
Diagnosis Procedure ............................................151 . Component Inspection ......................................... 187 .
Component Inspection ..........................................152 . Removal and Installation ...................................... 188 .
Removal and Installation ......................................152 .
DTC P0112, P0113 IAT SENSOR ................... 189
.
DTC P0031, P0032, P0051, P0052 A/F SEN- Component Description ....................................... 189 .
SOR 1 HEATER .............................................. 153
. On Board Diagnosis Logic ................................... 189 .
Description ............................................................153
. DTC Confirmation Procedure ............................... 189 .
CONSULT-III Reference Value in Data Monitor Wiring Diagram .................................................... 190
.
Mode .....................................................................153
. Diagnosis Procedure ............................................ 190
.
On Board Diagnosis Logic ....................................153 . Component Inspection ......................................... 192.
DTC Confirmation Procedure ...............................153 . Removal and Installation ...................................... 192
.
Wiring Diagram .....................................................154 . DTC P0117, P0118 ECT SENSOR .................. 193
.
Diagnosis Procedure ............................................157 .
Component Description ....................................... 193
.
Component Inspection ..........................................158 .
On Board Diagnosis Logic ................................... 193
.
Removal and Installation ......................................159 .
DTC Confirmation Procedure ............................... 194
.
Revision: 2007 April EC-2 2008 FX35/FX45
Wiring Diagram .................................................... 195
. DTC P0132, P0152 A/F SENSOR 1 ................ 228
Diagnosis Procedure ............................................ 195
. Component Description ........................................ 228 . A
Component Inspection ......................................... 197
. CONSULT-III Reference Value in Data Monitor
Removal and Installation ...................................... 197
. Mode ..................................................................... 228
.
On Board Diagnosis Logic .................................... 228 . EC
DTC P0122, P0123 TP SENSOR .................... 198
. DTC Confirmation Procedure ............................... 228 .
Component Description ........................................ 198 . Wiring Diagram ..................................................... 230.
CONSULT-III Reference Value in Data Monitor Diagnosis Procedure ............................................ 233 .
Mode .................................................................... 198
. Removal and Installation ...................................... 235 . C
On Board Diagnosis Logic ................................... 198 .
DTC Confirmation Procedure ............................... 198 . DTC P0133, P0153 A/F SENSOR 1 ................ 236
Wiring Diagram .................................................... 199. Component Description ........................................ 236 . D
Diagnosis Procedure ............................................ 200 . CONSULT-III Reference Value in Data Monitor
Component Inspection ......................................... 202 . Mode ..................................................................... 236
.
Removal and Installation ...................................... 203 . On Board Diagnosis Logic .................................... 236 .
E
DTC Confirmation Procedure ............................... 236 .
DTC P0125 ECT SENSOR .............................. 204
. Wiring Diagram ..................................................... 238.
Component Description ........................................ 204
. Diagnosis Procedure ............................................ 241 .
On Board Diagnosis Logic ................................... 204
. Removal and Installation ...................................... 244 . F
DTC Confirmation Procedure ............................... 204.
Diagnosis Procedure ............................................ 205
. DTC P0137, P0157 HO2S2 ............................. 245
Component Inspection ......................................... 205
. Component Description ........................................ 245 . G
Removal and Installation ...................................... 206
. CONSULT-III Reference Value in Data Monitor
Mode ..................................................................... 245
.
DTC P0127 IAT SENSOR ............................... 207
. On Board Diagnosis Logic .................................... 245 .
Component Description ........................................ 207
. DTC Confirmation Procedure ............................... 245 . H
On Board Diagnosis Logic ................................... 207
. Overall Function Check ........................................ 246 .
DTC Confirmation Procedure ............................... 207. Wiring Diagram ..................................................... 247.
Diagnosis Procedure ............................................ 208
. Diagnosis Procedure ............................................ 250 . I
Component Inspection ......................................... 208
. Component Inspection .......................................... 252 .
Removal and Installation ...................................... 209
. Removal and Installation ...................................... 253 .
DTC P0128 THERMOSTAT FUNCTION ......... 210
. J
DTC P0138, P0158 HO2S2 ............................. 254
On Board Diagnosis Logic ................................... 210
. Component Description ........................................ 254 .
DTC Confirmation Procedure ............................... 210. CONSULT-III Reference Value in Data Monitor
Diagnosis Procedure ............................................ 210
. Mode ..................................................................... 254
. K
Component Inspection ......................................... 211
. On Board Diagnosis Logic .................................... 254 .
Removal and Installation ...................................... 211
. DTC Confirmation Procedure ............................... 255 .
DTC P0130, P0150 A/F SENSOR 1 ................ 212
. Overall Function Check ........................................ 255 . L
Component Description ........................................ 212 . Wiring Diagram ..................................................... 257.
Diagnosis Procedure ............................................ 260 .
CONSULT-III Reference Value in Data Monitor
Component Inspection .......................................... 263 .
Mode .................................................................... 212
. M
Removal and Installation ...................................... 264 .
On Board Diagnosis Logic ................................... 212 .
DTC Confirmation Procedure ............................... 212 . DTC P0139, P0159 HO2S2 ............................. 265
Overall Function Check ........................................ 213 . Component Description ........................................ 265 . N
Wiring Diagram .................................................... 214. CONSULT-III Reference Value in Data Monitor
Diagnosis Procedure ............................................ 217 . Mode ..................................................................... 265
.
Removal and Installation ...................................... 219 . On Board Diagnosis Logic .................................... 265 . O
DTC P0131, P0151 A/F SENSOR 1 ................ 220
. DTC Confirmation Procedure ............................... 265 .
Overall Function Check ........................................ 266 .
Component Description ........................................ 220 .
Wiring Diagram ..................................................... 267.
CONSULT-III Reference Value in Data Monitor P
Diagnosis Procedure ............................................ 270 .
Mode .................................................................... 220
.
Component Inspection .......................................... 272 .
On Board Diagnosis Logic ................................... 220 .
Removal and Installation ...................................... 273 .
DTC Confirmation Procedure ............................... 220 .
Wiring Diagram .................................................... 222. DTC P0171, P0174 FUEL INJECTION SYS-
Diagnosis Procedure ............................................ 225 . TEM FUNCTION .............................................. 274
Removal and Installation ...................................... 227 .
On Board Diagnosis Logic .................................... 274
.
DTC Confirmation Procedure ............................... 274
.
Revision: 2007 April EC-3 2008 FX35/FX45
Wiring Diagram .....................................................276
. DTC Confirmation Procedure ............................... 319 .
Diagnosis Procedure ............................................279
. Wiring Diagram .................................................... 320
.
Diagnosis Procedure ............................................ 321
.
DTC P0172, P0175 FUEL INJECTION SYS- Component Inspection ......................................... 323.
TEM FUNCTION ............................................. 284
. Removal and Installation ...................................... 323
.
On Board Diagnosis Logic ....................................284 .
DTC Confirmation Procedure ...............................284 . DTC P0340, P0345 CMP SENSOR (PHASE) .. 324
Wiring Diagram .....................................................286
. Component Description ....................................... 324 .
Diagnosis Procedure ............................................289
. CONSULT-III Reference Value in Data Monitor
Mode .................................................................... 324
.
DTC P0181 FTT SENSOR .............................. 294
. On Board Diagnosis Logic ................................... 324 .
Component Description ........................................294 . DTC Confirmation Procedure ............................... 324 .
On Board Diagnosis Logic ....................................294 . Wiring Diagram .................................................... 325 .
DTC Confirmation Procedure ...............................294 . Diagnosis Procedure ............................................ 328 .
Wiring Diagram .....................................................295
. Component Inspection ......................................... 330 .
Diagnosis Procedure ............................................296
. Removal and Installation ...................................... 331 .
Component Inspection ..........................................297.
Removal and Installation ......................................297. DTC P0420, P0430 THREE WAY CATALYST
FUNCTION ....................................................... 332
.
DTC P0182, P0183 FTT SENSOR ................. 298
. On Board Diagnosis Logic ................................... 332
.
Component Description ........................................298 . DTC Confirmation Procedure ............................... 332 .
On Board Diagnosis Logic ....................................298 . Overall Function Check ........................................ 333
.
DTC Confirmation Procedure ...............................298 . Diagnosis Procedure ............................................ 333
.
Wiring Diagram .....................................................299
.
Diagnosis Procedure ............................................299
. DTC P0441 EVAP CONTROL SYSTEM ......... 336
.
Component Inspection ..........................................301. System Description .............................................. 336
.
Removal and Installation ......................................301. On Board Diagnosis Logic ................................... 336.
DTC Confirmation Procedure ............................... 336 .
DTC P0222, P0223 TP SENSOR ................... 302
. Overall Function Check ........................................ 337
.
Component Description ........................................302 . Diagnosis Procedure ............................................ 337
.
CONSULT-III Reference Value in Data Monitor
Mode .....................................................................302
. DTC P0442 EVAP CONTROL SYSTEM ......... 341
.
On Board Diagnosis Logic ....................................302 . On Board Diagnosis Logic ................................... 341
.
DTC Confirmation Procedure ...............................302 . DTC Confirmation Procedure ............................... 341 .
Wiring Diagram .....................................................303 . Diagnosis Procedure ............................................ 342
.
Diagnosis Procedure ............................................304 .
Component Inspection ..........................................306 . DTC P0443 EVAP CANISTER PURGE VOL-
Removal and Installation ......................................307 . UME CONTROL SOLENOID VALVE .............. 348
.
Description ........................................................... 348
.
DTC P0300, P0301, P0302, P0303, P0304, CONSULT-III Reference Value in Data Monitor
P0305, P0306 MULTIPLE CYLINDER MIS- Mode .................................................................... 348
.
FIRE, NO. 1 - 6 CYLINDER MISFIRE ............. 308
. On Board Diagnosis Logic ................................... 349 .
On Board Diagnosis Logic ....................................308
. DTC Confirmation Procedure ............................... 349 .
DTC Confirmation Procedure ...............................308 . Wiring Diagram .................................................... 350 .
Diagnosis Procedure ............................................309
. Diagnosis Procedure ............................................ 351 .
Component Inspection ......................................... 354 .
DTC P0327, P0328 KS ................................... 315
. Removal and Installation ...................................... 354 .
Component Description ........................................315 .
On Board Diagnosis Logic ....................................315 . DTC P0444, P0445 EVAP CANISTER PURGE
DTC Confirmation Procedure ...............................315 . VOLUME CONTROL SOLENOID VALVE ...... 355
.
Wiring Diagram .....................................................316
. Description ........................................................... 355
.
Diagnosis Procedure ............................................317
. CONSULT-III Reference Value in Data Monitor
Component Inspection ..........................................318. Mode .................................................................... 355
.
Removal and Installation ......................................318. On Board Diagnosis Logic ................................... 356 .
DTC Confirmation Procedure ............................... 356 .
DTC P0335 CKP SENSOR (POS) .................. 319
. Wiring Diagram .................................................... 357 .
Component Description ........................................319 . Diagnosis Procedure ............................................ 358 .
CONSULT-III Reference Value in Data Monitor Component Inspection ......................................... 360 .
Mode .....................................................................319
. Removal and Installation ...................................... 360 .
On Board Diagnosis Logic ....................................319 .
Revision: 2007 April EC-4 2008 FX35/FX45
DTC P0447 EVAP CANISTER VENT CON- On Board Diagnosis Logic .................................... 394
.
TROL VALVE .................................................. 361
. DTC Confirmation Procedure ............................... 395. A
Component Description ........................................ 361 . Overall Function Check ........................................ 395
.
CONSULT-III Reference Value in Data Monitor Diagnosis Procedure ............................................ 396
.
Mode .................................................................... 361
.
On Board Diagnosis Logic ................................... 361 .
DTC P0460 FUEL LEVEL SENSOR ............... 401 EC
Component Description ........................................ 401
.
DTC Confirmation Procedure ............................... 361 .
On Board Diagnosis Logic .................................... 401
.
Wiring Diagram .................................................... 362.
DTC Confirmation Procedure ............................... 401. C
Diagnosis Procedure ............................................ 363 .
Diagnosis Procedure ............................................ 401
.
Component Inspection ......................................... 364 .
Removal and Installation ...................................... 402
.
DTC P0448 EVAP CANISTER VENT CON- D
DTC P0461 FUEL LEVEL SENSOR ............... 403
TROL VALVE .................................................. 366
.
Component Description ........................................ 403
.
Component Description ........................................ 366 .
On Board Diagnosis Logic .................................... 403
.
CONSULT-III Reference Value in Data Monitor E
Overall Function Check ........................................ 403
.
Mode .................................................................... 366
.
Diagnosis Procedure ............................................ 404
.
On Board Diagnosis Logic ................................... 366 .
Removal and Installation ...................................... 404
.
DTC Confirmation Procedure ............................... 366 .
Wiring Diagram .................................................... 368. F
DTC P0462, P0463 FUEL LEVEL SENSOR .. 405
Diagnosis Procedure ............................................ 369 . Component Description ........................................ 405
.
Component Inspection ......................................... 370 . On Board Diagnosis Logic .................................... 405
.
DTC Confirmation Procedure ............................... 405. G
DTC P0451 EVAP CONTROL SYSTEM
Diagnosis Procedure ............................................ 405
.
PRESSURE SENSOR ..................................... 372
. Removal and Installation ...................................... 406
.
Component Description ........................................ 372 . H
CONSULT-III Reference Value in Data Monitor DTC P0500 VSS .............................................. 407
Mode .................................................................... 372
. Description ............................................................ 407
.
On Board Diagnosis Logic ................................... 372 . On Board Diagnosis Logic .................................... 407 .
DTC Confirmation Procedure ............................... 372 . I
DTC Confirmation Procedure ............................... 407 .
Diagnosis Procedure ............................................ 373 . Overall Function Check ........................................ 408 .
Component Inspection ......................................... 373 . Diagnosis Procedure ............................................ 408 .
J
DTC P0452 EVAP CONTROL SYSTEM DTC P0506 ISC SYSTEM ............................... 409
PRESSURE SENSOR ..................................... 375
. Description ............................................................ 409
.
Component Description ........................................ 375 . On Board Diagnosis Logic .................................... 409 . K
CONSULT-III Reference Value in Data Monitor DTC Confirmation Procedure ............................... 409 .
Mode .................................................................... 375
. Diagnosis Procedure ............................................ 409 .
On Board Diagnosis Logic ................................... 375 .
DTC Confirmation Procedure ............................... 375 . DTC P0507 ISC SYSTEM ............................... 411 L
Wiring Diagram .................................................... 377. Description ............................................................ 411
.
Diagnosis Procedure ............................................ 378 . On Board Diagnosis Logic .................................... 411 .
Component Inspection ......................................... 380 . DTC Confirmation Procedure ............................... 411 . M
Diagnosis Procedure ............................................ 411 .
DTC P0453 EVAP CONTROL SYSTEM
PRESSURE SENSOR ..................................... 381
. DTC P0550 PSP SENSOR .............................. 413
Component Description ........................................ 413 . N
Component Description ........................................ 381 .
CONSULT-III Reference Value in Data Monitor CONSULT-III Reference Value in Data Monitor
Mode .................................................................... 381
. Mode ..................................................................... 413
.
On Board Diagnosis Logic ................................... 381 . On Board Diagnosis Logic .................................... 413 . O
DTC Confirmation Procedure ............................... 381 . DTC Confirmation Procedure ............................... 413 .
Wiring Diagram .................................................... 383. Wiring Diagram ..................................................... 414.
Diagnosis Procedure ............................................ 384 . Diagnosis Procedure ............................................ 415 .
P
Component Inspection ......................................... 387 . Component Inspection .......................................... 416 .
Removal and Installation ...................................... 417 .
DTC P0455 EVAP CONTROL SYSTEM ......... 388
.
On Board Diagnosis Logic ................................... 388
. DTC P0603 ECM POWER SUPPLY ............... 418
DTC Confirmation Procedure ............................... 388. Component Description ........................................ 418.
Diagnosis Procedure ............................................ 389
. On Board Diagnosis Logic .................................... 418 .
DTC Confirmation Procedure ............................... 418 .
DTC P0456 EVAP CONTROL SYSTEM ......... 394
. Wiring Diagram ..................................................... 419◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo