Infiniti I30. Emission Control System (2003 year). Manual — part 1
ENGINE CONTROL SYSTEM
CONTENTS
TROUBLE DIAGNOSIS - INDEX . . . . . . . . . 9
Alphabetical Index . . . . . . . . . . . . . ...9
DTC No. Index. . . . . . . . . . . . . . ...13
PRECAUTIONS . . . . . . . . . . . . . . . .18
Supplemental Restraint System (SRS)
. . . .18
Precautions for On Board Diagnostic (OBD)
System of Engine and A/T. . . . . . . . . . .18
Engine Fuel & Emission Control System . . . . ..19
Precautions . . . . . . . . . . . . . . . . 20
Wiring Diagrams and Trouble Diagnosis. . . . ...21
PREPARATION . . . . . . . . . . . . . . . .22
Special Service Tools . . . . . . . . . . . . 22
Commercial Service Tools . . . . . . . . . . .22
ENGINE AND EMISSION CONTROL OVERALL
SYSTEM. . . . . . . . . . . . . . . . . . .24
Engine Control Component Parts Location. . . ...24
Circuit Diagram . . . . . . . . . . . . . . ..28
System Diagram . . . . . . . . . . . . . . 30
Vacuum Hose Drawing . . . . . . . . . . . ..31
System Chart . . . . . . . . . . . . . . . .32
ENGINE AND EMISSION BASIC CONTROL
SYSTEM DESCRIPTION . . . . . . . . . . . ...33
Multiport Fuel Injection (MFI) System . . . . . ...33
Electronic Ignition (EI) System . . . . . . . . ..35
Air Conditioning Cut Control. . . . . . . . . ..36
Fuel Cut Control (at no load & high engine
speed) . . . . . . . . . . . . . . . . . . 37
Evaporative Emission System . . . . . . . . ...37
On Board Refueling Vapor Recovery (ORVR) . . ..43
Positive Crankcase Ventilation . . . . . . . . ..52
CAN Communication . . . . . . . . . . . . .53
Automatic Speed Control Device (ASCD) System. 54
BASIC SERVICE PROCEDURE . . . . . . . . ...56
Fuel Pressure Release . . . . . . . . . . . ..56
Fuel Pressure Check . . . . . . . . . . . . .56
Injector . . . . . . . . . . . . . . . . . ...57
How to Check Idle Speed and Ignition Timing. . ..58
Idle Speed/Ignition Timing/Idle Mixture Ratio
Adjustment . . . . . . . . . . . . . . . . .59
Accelerator Pedal Released Position Learning. . .71
Throttle Valve Closed Position Learning . . . . ...71
Idle Air Volume Learning . . . . . . . . . . ...71
ON BOARD DIAGNOSTIC SYSTEM
DESCRIPTION . . . . . . . . . . . . . . . ...75
Introduction . . . . . . . . . . . . . . . . 75
Two Trip Detection Logic . . . . . . . . . . ...75
Emission-related Diagnostic Information . . . . ...76
Malfunction Indicator Lamp (MIL). . . . . . . ..90
OBD System Operation Chart . . . . . . . . ...94
CONSULT-II . . . . . . . . . . . . . . . ...99
Generic Scan Tool (GST) . . . . . . . . . . 113
TROUBLE DIAGNOSIS - INTRODUCTION. . . . 115
Introduction . . . . . . . . . . . . . . . .. 115
Work Flow. . . . . . . . . . . . . . . . 117
TROUBLE DIAGNOSIS - BASIC INSPECTION . . . 119
Basic Inspection. . . . . . . . . . . . . ... 119
TROUBLE DIAGNOSIS - GENERAL
DESCRIPTION . . . . . . . . . . . . . . . .124
DTC Inspection Priority Chart. . . . . . . . ..124
Fail-safe Chart . . . . . . . . . . . . . . .125
Symptom Matrix Chart. . . . . . . . . . . .126
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 130
Major Sensor Reference Graph in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 133
ECM Terminals and Reference Value . . . . . .136
TROUBLE DIAGNOSIS - SPECIFICATION VALUE ..147
Description . . . . . . . . . . . . . . . ...147
Testing Condition . . . . . . . . . . . . . .147
Inspection Procedure. . . . . . . . . . . ...147
Diagnostic Procedure . . . . . . . . . . . ..148
TROUBLE DIAGNOSIS FOR INTERMITTENT
INCIDENT. . . . . . . . . . . . . . . . . .151
Description . . . . . . . . . . . . . . . ...151
Diagnostic Procedure . . . . . . . . . . . ..151
TROUBLE DIAGNOSIS FOR POWER SUPPLY. . 152
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Main Power Supply and Ground Circuit. . . . ..152
DTC U1000, U1001 CAN COMMUNICATION LINE...159
Description . . . . . . . . . . . . . . . ...159
On Board Diagnosis Logic. . . . . . . . . ...159
DTC Confirmation Procedure . . . . . . . . ..159
Wiring Diagram . . . . . . . . . . . . . . 160
Diagnostic Procedure . . . . . . . . . . . ..161
DTC P0011, P0021 IVT CONTROL . . . . . . . 162
Description . . . . . . . . . . . . . . . ...162
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 163
On Board Diagnosis Logic. . . . . . . . . ...163
DTC Confirmation Procedure . . . . . . . . ..163
Wiring Diagram . . . . . . . . . . . . . . 165
Diagnostic Procedure . . . . . . . . . . . ..168
Component Inspection. . . . . . . . . . . .170
DTC P0031, P0032, P0051, P0052 HO2S1
HEATER. . . . . . . . . . . . . . . . . ...171
Description . . . . . . . . . . . . . . . ...171
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 171
On Board Diagnosis Logic. . . . . . . . . ...171
DTC Confirmation Procedure . . . . . . . . ..172
Wiring Diagram . . . . . . . . . . . . . . 173
Diagnostic Procedure . . . . . . . . . . . ..176
DTC P0037, P0038, P0057, P0058 HO2S2
HEATER. . . . . . . . . . . . . . . . . ...178
Description . . . . . . . . . . . . . . . ...178
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 178
On Board Diagnosis Logic. . . . . . . . . ...178
DTC Confirmation Procedure . . . . . . . . ..179
Wiring Diagram . . . . . . . . . . . . . . 180
Diagnostic Procedure . . . . . . . . . . . ..182
DTC P0101 MAF SENSOR . . . . . . . . . . .184
Component Description . . . . . . . . . . ...184
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 184
On Board Diagnosis Logic. . . . . . . . . ...184
DTC Confirmation Procedure . . . . . . . . ..184
Overall Function Check . . . . . . . . . . ...186
Wiring Diagram . . . . . . . . . . . . . . 187
Diagnostic Procedure . . . . . . . . . . . ..188
DTC P0102, P0103 MAF SENSOR. . . . . . . .191
Component Description . . . . . . . . . . ...191
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 191
On Board Diagnosis Logic. . . . . . . . . ...191
DTC Confirmation Procedure . . . . . . . . ..192
Wiring Diagram . . . . . . . . . . . . . . 193
Diagnostic Procedure . . . . . . . . . . . ..194
DTC P0107, P0108 ABSOLUTE PRESSURE
SENSOR . . . . . . . . . . . . . . . . . ..197
Component Description . . . . . . . . . . ...197
On Board Diagnosis Logic. . . . . . . . . ...197
DTC Confirmation Procedure . . . . . . . . ..197
Diagnostic Procedure . . . . . . . . . . . ..198
DTC P0112, P0113 IAT SENSOR . . . . . . . ...199
Component Description . . . . . . . . . . ...199
On Board Diagnosis Logic. . . . . . . . . ...199
DTC Confirmation Procedure . . . . . . . . ..199
Wiring Diagram . . . . . . . . . . . . . . 200
Diagnostic Procedure . . . . . . . . . . . ..201
DTC P0117, P0118 ECT SENSOR. . . . . . . ..203
Component Description . . . . . . . . . . ...203
On Board Diagnosis Logic. . . . . . . . . ...203
DTC Confirmation Procedure . . . . . . . . ..204
Wiring Diagram . . . . . . . . . . . . . . 205
Diagnostic Procedure . . . . . . . . . . . ..206
DTC P0122, P0123 TP SENSOR. . . . . . . . 208
Component Description . . . . . . . . . . ...208
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 208
On Board Diagnosis Logic. . . . . . . . . ...208
DTC Confirmation Procedure . . . . . . . . ..209
Wiring Diagram . . . . . . . . . . . . . . 210
Diagnostic Procedure . . . . . . . . . . . .. 211
Component Inspection. . . . . . . . . . . .213
DTC P0125 ECT SENSOR. . . . . . . . . . ..214
Description . . . . . . . . . . . . . . . ...214
On Board Diagnosis Logic. . . . . . . . . ...214
DTC Confirmation Procedure . . . . . . . . ..215
Diagnostic Procedure . . . . . . . . . . . ..215
DTC P0127 IAT SENSOR . . . . . . . . . . ...217
Component Description . . . . . . . . . . ...217
On Board Diagnosis Logic. . . . . . . . . ...217
DTC Confirmation Procedure . . . . . . . . ..217
Diagnostic Procedure . . . . . . . . . . . ..218
DTC P0128 THERMOSTAT FUNCTION. . . . . .219
On Board Diagnosis Logic. . . . . . . . . ...219
DTC Confirmation Procedure . . . . . . . . ..219
Diagnostic Procedure . . . . . . . . . . . ..220
DTC P0132, P0152 HO2S1 . . . . . . . . . . .221
Component Description . . . . . . . . . . ...221
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 221
On Board Diagnosis Logic. . . . . . . . . ...221
DTC Confirmation Procedure . . . . . . . . ..222
Wiring Diagram . . . . . . . . . . . . . . 223
Diagnostic Procedure . . . . . . . . . . . ..225
DTC P0133, P0153 HO2S1 . . . . . . . . . . .229
Component Description . . . . . . . . . . ...229
CONTENTS
(Cont’d)
EC-2
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 229
On Board Diagnosis Logic. . . . . . . . . ...229
DTC Confirmation Procedure . . . . . . . . ..230
Overall Function Check . . . . . . . . . . ...231
Wiring Diagram . . . . . . . . . . . . . . 232
Diagnostic Procedure . . . . . . . . . . . ..234
DTC P0134, P0154 HO2S1 . . . . . . . . . . .241
Component Description . . . . . . . . . . ...241
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 241
On Board Diagnosis Logic. . . . . . . . . ...241
DTC Confirmation Procedure . . . . . . . . ..242
Overall Function Check . . . . . . . . . . ...243
Wiring Diagram . . . . . . . . . . . . . . 244
Diagnostic Procedure . . . . . . . . . . . ..246
DTC P0138, P0158 HO2S2 . . . . . . . . . . .250
Component Description . . . . . . . . . . ...250
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 250
On Board Diagnosis Logic. . . . . . . . . ...250
DTC Confirmation Procedure . . . . . . . . ..251
Wiring Diagram . . . . . . . . . . . . . . 252
Diagnostic Procedure . . . . . . . . . . . ..254
DTC P0139, P0159 HO2S2 . . . . . . . . . . .258
Component Description . . . . . . . . . . ...258
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 258
On Board Diagnosis Logic. . . . . . . . . ...258
DTC Confirmation Procedure . . . . . . . . ..259
Overall Function Check . . . . . . . . . . ...259
Wiring Diagram . . . . . . . . . . . . . . 261
Diagnostic Procedure . . . . . . . . . . . ..263
DTC P0171, P0174 FUEL INJECTION SYSTEM
FUNCTION . . . . . . . . . . . . . . . . ...267
On Board Diagnosis Logic. . . . . . . . . ...267
DTC Confirmation Procedure . . . . . . . . ..267
Wiring Diagram . . . . . . . . . . . . . . 269
Diagnostic Procedure . . . . . . . . . . . ..271
DTC P0172, P0175 FUEL INJECTION SYSTEM
FUNCTION . . . . . . . . . . . . . . . . ...275
On Board Diagnosis Logic. . . . . . . . . ...275
DTC Confirmation Procedure . . . . . . . . ..275
Wiring Diagram . . . . . . . . . . . . . . 277
Diagnostic Procedure . . . . . . . . . . . ..279
DTC P0181 FTT SENSOR . . . . . . . . . . ..282
Component Description . . . . . . . . . . ...282
On Board Diagnosis Logic. . . . . . . . . ...282
DTC Confirmation Procedure . . . . . . . . ..282
Diagnostic Procedure . . . . . . . . . . . ..283
DTC P0182, P0183 FTT SENSOR. . . . . . . ..285
Component Description . . . . . . . . . . ...285
On Board Diagnosis Logic. . . . . . . . . ...285
DTC Confirmation Procedure . . . . . . . . ..285
Wiring Diagram . . . . . . . . . . . . . . 287
Diagnostic Procedure . . . . . . . . . . . ..288
DTC P0222, P0223 TP SENSOR. . . . . . . . 290
Component Description . . . . . . . . . . ...290
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 290
On Board Diagnosis Logic. . . . . . . . . ...290
DTC Confirmation Procedure . . . . . . . . ..291
Wiring Diagram . . . . . . . . . . . . . . 292
Diagnostic Procedure . . . . . . . . . . . ..293
Component Inspection. . . . . . . . . . . .295
DTC P0300 - P0306 MULTIPLE CYLINDER
MISFIRE, NO. 1 - 6 CYLINDER MISFIRE . . . . ..296
On Board Diagnosis Logic. . . . . . . . . ...296
DTC Confirmation Procedure . . . . . . . . ..297
Diagnostic Procedure . . . . . . . . . . . ..298
DTC P0327, P0328 KS. . . . . . . . . . . . 305
Component Description . . . . . . . . . . ...305
On Board Diagnosis Logic. . . . . . . . . ...305
DTC Confirmation Procedure . . . . . . . . ..305
Wiring Diagram . . . . . . . . . . . . . . 306
Diagnostic Procedure . . . . . . . . . . . ..307
DTC P0335 CKP SENSOR (POS) . . . . . . . ..310
Component Description . . . . . . . . . . ...310
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 310
On Board Diagnosis Logic. . . . . . . . . ...310
DTC Confirmation Procedure . . . . . . . . .. 311
Wiring Diagram . . . . . . . . . . . . . . 312
Diagnostic Procedure . . . . . . . . . . . ..313
Component Inspection. . . . . . . . . . . .316
DTC P0340, P0345 CMP SENSOR (PHASE) . . . 317
Component Description . . . . . . . . . . ...317
On Board Diagnosis Logic. . . . . . . . . ...317
DTC Confirmation Procedure . . . . . . . . ..317
Wiring Diagram . . . . . . . . . . . . . . 319
Diagnostic Procedure . . . . . . . . . . . ..321
Component Inspection. . . . . . . . . . . .325
DTC P0420, P0430 THREE WAY CATALYST
FUNCTION . . . . . . . . . . . . . . . . ...326
On Board Diagnosis Logic. . . . . . . . . ...326
DTC Confirmation Procedure . . . . . . . . ..326
Overall Function Check . . . . . . . . . . ...327
Diagnostic Procedure . . . . . . . . . . . ..328
DTC P0441 EVAP CONTROL SYSTEM . . . . . .331
System Description. . . . . . . . . . . . ..331
On Board Diagnosis Logic. . . . . . . . . ...331
DTC Confirmation Procedure . . . . . . . . ..332
Overall Function Check . . . . . . . . . . ...332
Diagnostic Procedure . . . . . . . . . . . ..334
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CONTENTS
(Cont’d)
EC-3
DTC P0442 EVAP CONTROL SYSTEM . . . . . .341
On Board Diagnosis Logic. . . . . . . . . ...341
DTC Confirmation Procedure . . . . . . . . ..342
Diagnostic Procedure . . . . . . . . . . . ..343
DTC P0444, P0445 EVAP CANISTER PURGE
VOLUME CONTROL SOLENOID VALVE . . . . ..356
Description . . . . . . . . . . . . . . . ...356
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 356
On Board Diagnosis Logic. . . . . . . . . ...357
DTC Confirmation Procedure . . . . . . . . ..357
Wiring Diagram . . . . . . . . . . . . . . 358
Diagnostic Procedure . . . . . . . . . . . ..360
DTC P0447 EVAP CANISTER VENT CONTROL
VALVE. . . . . . . . . . . . . . . . . . ..363
Component Description . . . . . . . . . . ...363
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 363
On Board Diagnosis Logic. . . . . . . . . ...363
DTC Confirmation Procedure . . . . . . . . ..363
Wiring Diagram . . . . . . . . . . . . . . 365
Diagnostic Procedure . . . . . . . . . . . ..366
DTC P0452 EVAP SYSTEM PRESSURE SENSOR ..370
Component Description . . . . . . . . . . ...370
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 370
On Board Diagnosis Logic. . . . . . . . . ...370
DTC Confirmation Procedure . . . . . . . . ..370
Wiring Diagram . . . . . . . . . . . . . . 372
Diagnostic Procedure . . . . . . . . . . . ..373
DTC P0453 EVAP SYSTEM PRESSURE SENSOR ..376
Component Description . . . . . . . . . . ...376
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 376
On Board Diagnosis Logic. . . . . . . . . ...376
DTC Confirmation Procedure . . . . . . . . ..377
Wiring Diagram . . . . . . . . . . . . . . 378
Diagnostic Procedure . . . . . . . . . . . ..379
DTC P0455 EVAP CONTROL SYSTEM (GROSS
LEAK). . . . . . . . . . . . . . . . . . ...385
On Board Diagnosis Logic. . . . . . . . . ...385
Possible Cause. . . . . . . . . . . . . . 385
DTC Confirmation Procedure . . . . . . . . ..386
Diagnostic Procedure . . . . . . . . . . . ..387
DTC P0456 EVAP CONTROL SYSTEM . . . . . .397
On Board Diagnosis Logic. . . . . . . . . ...397
DTC Confirmation Procedure . . . . . . . . ..398
Overall Function Check . . . . . . . . . . ...399
Diagnostic Procedure . . . . . . . . . . . ..399
DTC P0460 FUEL LEVEL SENSOR. . . . . . ...412
Component Description . . . . . . . . . . ...412
On Board Diagnostic Logic. . . . . . . . . ..412
DTC Confirmation Procedure . . . . . . . . ..412
Wiring Diagram . . . . . . . . . . . . . . 413
Diagnostic Procedure . . . . . . . . . . . ..414
DTC P0461 FUEL LEVEL SENSOR. . . . . . ...416
Component Description . . . . . . . . . . ...416
On Board Diagnostic Logic. . . . . . . . . ..416
Overall Function Check . . . . . . . . . . ...416
DTC P0462, P0463 FUEL LEVEL SENSOR . . . ..418
Component Description . . . . . . . . . . ...418
On Board Diagnostic Logic. . . . . . . . . ..418
DTC Confirmation Procedure . . . . . . . . ..418
Wiring Diagram . . . . . . . . . . . . . . 419
Diagnostic Procedure . . . . . . . . . . . ..420
DTC P0500 VSS . . . . . . . . . . . . . . ..422
Component Description . . . . . . . . . . ...422
On Board Diagnosis Logic. . . . . . . . . ...422
DTC Confirmation Procedure . . . . . . . . ..422
Overall Function Check . . . . . . . . . . ...423
Wiring Diagram . . . . . . . . . . . . . . 424
Diagnostic Procedure . . . . . . . . . . . ..425
DTC P0506 ISC SYSTEM . . . . . . . . . . ...426
Description . . . . . . . . . . . . . . . ...426
On Board Diagnosis Logic. . . . . . . . . ...426
DTC Confirmation Procedure . . . . . . . . ..426
Diagnostic Procedure . . . . . . . . . . . ..427
DTC P0507 ISC SYSTEM . . . . . . . . . . ...428
Description . . . . . . . . . . . . . . . ...428
On Board Diagnosis Logic. . . . . . . . . ...428
DTC Confirmation Procedure . . . . . . . . ..428
Diagnostic Procedure . . . . . . . . . . . ..429
DTC P0550 PSP SENSOR. . . . . . . . . . ..430
Component Description . . . . . . . . . . ...430
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 430
On Board Diagnosis Logic. . . . . . . . . ...430
DTC Confirmation Procedure . . . . . . . . ..430
Wiring Diagram . . . . . . . . . . . . . . 431
Diagnostic Procedure . . . . . . . . . . . ..432
Component Inspection. . . . . . . . . . . .434
DTC P0605 ECM . . . . . . . . . . . . . . .435
Component Description . . . . . . . . . . ...435
On Board Diagnosis Logic. . . . . . . . . ...435
DTC Confirmation Procedure . . . . . . . . ..435
Diagnostic Procedure . . . . . . . . . . . ..436
DTC P0650 MIL (CIRCUIT) . . . . . . . . . . .437
Component Description . . . . . . . . . . ...437
On Board Diagnosis Logic. . . . . . . . . ...437
DTC Confirmation Procedure . . . . . . . . ..437
Wiring Diagram . . . . . . . . . . . . . . 438
Diagnostic Procedure . . . . . . . . . . . ..439
DTC P1065 ECM POWER SUPPLY (BACK UP). ...441
Component Description . . . . . . . . . . ...441
CONTENTS
(Cont’d)
EC-4
On Board Diagnosis Logic. . . . . . . . . ...441
DTC Confirmation Procedure . . . . . . . . ..441
Wiring Diagram . . . . . . . . . . . . . . 442
Diagnostic Procedure . . . . . . . . . . . ..443
DTC P1102 MAF SENSOR . . . . . . . . . . .445
Component Description . . . . . . . . . . ...445
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 445
On Board Diagnosis Logic. . . . . . . . . ...445
DTC Confirmation Procedure . . . . . . . . ..445
Wiring Diagram . . . . . . . . . . . . . . 447
Diagnostic Procedure . . . . . . . . . . . ..448
DTC P1121 ELECTRIC THROTTLE CONTROL
ACTUATOR . . . . . . . . . . . . . . . . .451
Component Description . . . . . . . . . . ...451
On Board Diagnosis Logic. . . . . . . . . ...451
DTC Confirmation Procedure . . . . . . . . ..451
Diagnostic Procedure . . . . . . . . . . . ..452
DTC P1122 ELECTRIC THROTTLE CONTROL
FUNCTION . . . . . . . . . . . . . . . . ...453
Description . . . . . . . . . . . . . . . ...453
On Board Diagnosis Logic. . . . . . . . . ...453
DTC Confirmation Procedure . . . . . . . . ..453
Wiring Diagram . . . . . . . . . . . . . . 455
Diagnostic Procedure . . . . . . . . . . . ..456
Component Inspection. . . . . . . . . . . .460
DTC P1124, P1126 THROTTLE CONTROL
MOTOR RELAY. . . . . . . . . . . . . . ...461
Component Description . . . . . . . . . . ...461
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 461
On Board Diagnosis Logic. . . . . . . . . ...461
DTC Confirmation Procedure . . . . . . . . ..461
Wiring Diagram . . . . . . . . . . . . . . 463
Diagnostic Procedure . . . . . . . . . . . ..464
Component Inspection. . . . . . . . . . . .466
DTC P1128 THROTTLE CONTROL MOTOR. . . .467
Component Description . . . . . . . . . . ...467
On Board Diagnosis Logic. . . . . . . . . ...467
DTC Confirmation Procedure . . . . . . . . ..467
Wiring Diagram . . . . . . . . . . . . . . 468
Diagnostic Procedure . . . . . . . . . . . ..469
Component Inspection. . . . . . . . . . . .471
DTC P1143, P1163 HO2S1 . . . . . . . . . . .472
Component Description . . . . . . . . . . ...472
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 472
On Board Diagnosis Logic. . . . . . . . . ...472
DTC Confirmation Procedure . . . . . . . . ..473
Overall Function Check . . . . . . . . . . ...474
Diagnostic Procedure . . . . . . . . . . . ..474
DTC P1144, P1164 HO2S1 . . . . . . . . . . .479
Component Description . . . . . . . . . . ...479
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 479
On Board Diagnosis Logic. . . . . . . . . ...479
DTC Confirmation Procedure . . . . . . . . ..480
Overall Function Check . . . . . . . . . . ...481
Diagnostic Procedure . . . . . . . . . . . ..481
DTC P1146, P1166 HO2S2 . . . . . . . . . . .486
Component Description . . . . . . . . . . ...486
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 486
On Board Diagnosis Logic. . . . . . . . . ...486
DTC Confirmation Procedure . . . . . . . . ..487
Overall Function Check . . . . . . . . . . ...487
Wiring Diagram . . . . . . . . . . . . . . 489
Diagnostic Procedure . . . . . . . . . . . ..491
DTC P1147, P1167 HO2S2 . . . . . . . . . . .495
Component Description . . . . . . . . . . ...495
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 495
On Board Diagnosis Logic. . . . . . . . . ...495
DTC Confirmation Procedure . . . . . . . . ..496
Overall Function Check . . . . . . . . . . ...496
Wiring Diagram . . . . . . . . . . . . . . 498
Diagnostic Procedure . . . . . . . . . . . ..500
DTC P1148, P1168 CLOSED LOOP CONTROL. . 504
On Board Diagnosis Logic. . . . . . . . . ...504
DTC Confirmation Procedure . . . . . . . . ..504
Overall Function Check . . . . . . . . . . ...505
Diagnostic Procedure . . . . . . . . . . . ..505
DTC P1211 VDC/TCS/ABS CONTROL UNIT. . . .506
Description . . . . . . . . . . . . . . . ...506
On Board Diagnosis Logic. . . . . . . . . ...506
DTC Confirmation Procedure . . . . . . . . ..506
Diagnostic Procedure . . . . . . . . . . . ..507
DTC P1212 VDC/TCS/ABS COMMUNICATION
LINE . . . . . . . . . . . . . . . . . . . .508
Description . . . . . . . . . . . . . . . ...508
On Board Diagnosis Logic. . . . . . . . . ...508
DTC Confirmation Procedure . . . . . . . . ..508
Diagnostic Procedure . . . . . . . . . . . ..509
DTC P1217 ENGINE OVER TEMPERATURE. . . 510
System Description. . . . . . . . . . . . ..510
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 510
On Board Diagnosis Logic. . . . . . . . . ... 511
Overall Function Check . . . . . . . . . . ...512
Wiring Diagram . . . . . . . . . . . . . . 514
Diagnostic Procedure . . . . . . . . . . . ..516
Main 12 Causes of Overheating. . . . . . . ..527
DTC P1225 TP SENSOR . . . . . . . . . . . 528
Component Description . . . . . . . . . . ...528
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(Cont’d)
EC-5
On Board Diagnosis Logic. . . . . . . . . ...528
DTC Confirmation Procedure . . . . . . . . ..528
Diagnostic Procedure . . . . . . . . . . . ..529
DTC P1226 TP SENSOR . . . . . . . . . . . 530
Component Description . . . . . . . . . . ...530
On Board Diagnosis Logic. . . . . . . . . ...530
DTC Confirmation Procedure . . . . . . . . ..530
Diagnostic Procedure . . . . . . . . . . . ..531
DTC P1229 SENSOR POWER SUPPLY. . . . . 532
On Board Diagnosis Logic. . . . . . . . . ...532
DTC Confirmation Procedure . . . . . . . . ..532
Wiring Diagram . . . . . . . . . . . . . . 534
Diagnostic Procedure . . . . . . . . . . . ..535
DTC P1444 EVAP CANISTER PURGE VOLUME
CONTROL SOLENOID VALVE. . . . . . . . ...538
Description . . . . . . . . . . . . . . . ...538
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 538
On Board Diagnosis Logic. . . . . . . . . ...539
DTC Confirmation Procedure . . . . . . . . ..539
Wiring Diagram . . . . . . . . . . . . . . 541
Diagnostic Procedure . . . . . . . . . . . ..543
DTC P1446 EVAP CANISTER VENT CONTROL
VALVE. . . . . . . . . . . . . . . . . . ..551
Component Description . . . . . . . . . . ...551
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 551
On Board Diagnosis Logic. . . . . . . . . ...551
DTC Confirmation Procedure . . . . . . . . ..551
Wiring Diagram . . . . . . . . . . . . . . 553
Diagnostic Procedure . . . . . . . . . . . ..554
DTC P1448 EVAP CANISTER VENT CONTROL
VALVE. . . . . . . . . . . . . . . . . . ..559
Component Description . . . . . . . . . . ...559
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 559
On Board Diagnosis Logic. . . . . . . . . ...559
DTC Confirmation Procedure . . . . . . . . ..559
Overall Function Check . . . . . . . . . . ...561
Wiring Diagram . . . . . . . . . . . . . . 562
Diagnostic Procedure . . . . . . . . . . . ..563
DTC P1456 EVAP CONTROL SYSTEM . . . . . .568
On Board Diagnosis Logic. . . . . . . . . ...568
DTC Confirmation Procedure . . . . . . . . ..569
Overall Function Check . . . . . . . . . . ...570
Diagnostic Procedure . . . . . . . . . . . ..571
DTC P1464 FUEL LEVEL SENSOR. . . . . . ...584
Component Description . . . . . . . . . . ...584
On Board Diagnostic Logic. . . . . . . . . ..584
DTC Confirmation Procedure . . . . . . . . ..584
Wiring Diagram . . . . . . . . . . . . . . 585
Diagnostic Procedure . . . . . . . . . . . ..586
DTC P1490 VACUUM CUT VALVE BYPASS
VALVE. . . . . . . . . . . . . . . . . . ..587
Description . . . . . . . . . . . . . . . ...587
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 587
On Board Diagnosis Logic. . . . . . . . . ...587
DTC Confirmation Procedure . . . . . . . . ..588
Wiring Diagram . . . . . . . . . . . . . . 589
Diagnostic Procedure . . . . . . . . . . . ..590
DTC P1491 VACUUM CUT VALVE BYPASS
VALVE. . . . . . . . . . . . . . . . . . ..593
Description . . . . . . . . . . . . . . . ...593
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 593
On Board Diagnosis Logic. . . . . . . . . ...594
DTC Confirmation Procedure . . . . . . . . ..594
Overall Function Check . . . . . . . . . . ...595
Wiring Diagram . . . . . . . . . . . . . . 596
Diagnostic Procedure . . . . . . . . . . . ..597
DTC P1564 ASCD STEERING SWITCH . . . . . 605
Component Description . . . . . . . . . . ...605
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 605
On Board Diagnosis Procedure. . . . . . . ...605
DTC Confirmation Procedure . . . . . . . . ..606
Wiring Diagram . . . . . . . . . . . . . . 607
Diagnostic Procedure . . . . . . . . . . . ..609
Component Inspection. . . . . . . . . . . . 611
DTC P1572 ASCD BRAKE SWITCH . . . . . . ..612
Component Description . . . . . . . . . . ...612
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 612
On Board Diagnosis Procedure. . . . . . . ...612
DTC Confirmation Procedure . . . . . . . . ..613
Wiring Diagram . . . . . . . . . . . . . . 614
Diagnostic Procedure . . . . . . . . . . . ..616
Component Inspection. . . . . . . . . . . .621
DTC P1574 ASCD VEHICLE SPEED SENSOR. . .622
Component Description . . . . . . . . . . ...622
On Board Diagnosis Procedure. . . . . . . ...622
DTC Confirmation Procedure . . . . . . . . ..622
Wiring Diagram . . . . . . . . . . . . . . 624
Diagnostic Procedure . . . . . . . . . . . ..625
DTC P1706 PNP SWITCH. . . . . . . . . . ...627
Component Description . . . . . . . . . . ...627
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 627
On Board Diagnosis Logic. . . . . . . . . ...627
DTC Confirmation Procedure . . . . . . . . ..627
Overall Function Check . . . . . . . . . . ...628
Wiring Diagram . . . . . . . . . . . . . . 629
Diagnostic Procedure . . . . . . . . . . . ..630
CONTENTS
(Cont’d)
EC-6
DTC P1800 VIAS CONTROL SOLENOID VALVE . .632
Component Description . . . . . . . . . . ...632
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 632
On Board Diagnosis Logic. . . . . . . . . ...632
DTC Confirmation Procedure . . . . . . . . ..632
Wiring Diagram . . . . . . . . . . . . . . 634
Diagnostic Procedure . . . . . . . . . . . ..635
DTC P1805 BRAKE SWITCH . . . . . . . . . .637
Description . . . . . . . . . . . . . . . ...637
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 637
On Board Diagnosis Logic. . . . . . . . . ...637
DTC Confirmation Procedure . . . . . . . . ..637
Wiring Diagram . . . . . . . . . . . . . . 638
Diagnostic Procedure . . . . . . . . . . . ..639
Component Inspection. . . . . . . . . . . .642
DTC P2122, P2123 APP SENSOR . . . . . . . .643
Component Description . . . . . . . . . . ...643
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 643
On Board Diagnosis Logic. . . . . . . . . ...643
DTC Confirmation Procedure . . . . . . . . ..644
Wiring Diagram . . . . . . . . . . . . . . 645
Diagnostic Procedure . . . . . . . . . . . ..646
Component Inspection. . . . . . . . . . . .649
DTC P2127, P2128 APP SENSOR . . . . . . . .650
Component Description . . . . . . . . . . ...650
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 650
On Board Diagnosis Logic. . . . . . . . . ...650
DTC Confirmation Procedure . . . . . . . . ..651
Wiring Diagram . . . . . . . . . . . . . . 652
Diagnostic Procedure . . . . . . . . . . . ..653
Component Inspection. . . . . . . . . . . .655
DTC P2135 TP SENSOR . . . . . . . . . . . 656
Component Description . . . . . . . . . . ...656
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 656
On Board Diagnosis Logic. . . . . . . . . ...656
DTC Confirmation Procedure . . . . . . . . ..657
Wiring Diagram . . . . . . . . . . . . . . 658
Diagnostic Procedure . . . . . . . . . . . ..659
Component Inspection. . . . . . . . . . . .661
DTC P2138 APP SENSOR. . . . . . . . . . ..662
Component Description . . . . . . . . . . ...662
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 662
On Board Diagnosis Logic. . . . . . . . . ...662
DTC Confirmation Procedure . . . . . . . . ..663
Wiring Diagram . . . . . . . . . . . . . . 664
Diagnostic Procedure . . . . . . . . . . . ..665
Component Inspection. . . . . . . . . . . .667
VARIABLE INDUCTION AIR CONTROL SYSTEM
(VIAS). . . . . . . . . . . . . . . . . . ...669
Description . . . . . . . . . . . . . . . ...669
Wiring Diagram . . . . . . . . . . . . . . 671
Diagnostic Procedure . . . . . . . . . . . ..672
IGNITION SIGNAL. . . . . . . . . . . . . ...677
Component Description . . . . . . . . . . ...677
Wiring Diagram . . . . . . . . . . . . . . 678
Diagnostic Procedure . . . . . . . . . . . ..681
INJECTOR . . . . . . . . . . . . . . . . ...688
Component Description . . . . . . . . . . ...688
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 688
Wiring Diagram . . . . . . . . . . . . . . 689
Diagnostic Procedure . . . . . . . . . . . ..690
START SIGNAL. . . . . . . . . . . . . . ...694
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 694
Wiring Diagram . . . . . . . . . . . . . . 695
Diagnostic Procedure . . . . . . . . . . . ..696
FUEL PUMP. . . . . . . . . . . . . . . . .698
System Description. . . . . . . . . . . . ..698
Component Description . . . . . . . . . . ...698
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 698
Wiring Diagram . . . . . . . . . . . . . . 699
Diagnostic Procedure . . . . . . . . . . . ..700
ELECTRONIC CONTROLLED ENGINE MOUNT. ...705
System Description. . . . . . . . . . . . ..705
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 705
Wiring Diagram . . . . . . . . . . . . . . 706
Diagnostic Procedure . . . . . . . . . . . ..707
REFRIGERANT PRESSURE SENSOR . . . . . ..709
Description . . . . . . . . . . . . . . . ...709
Wiring Diagram . . . . . . . . . . . . . . 710
Diagnostic Procedure . . . . . . . . . . . .. 711
ASCD BRAKE SWITCH . . . . . . . . . . . ..713
Component Description . . . . . . . . . . ...713
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 713
Wiring Diagram . . . . . . . . . . . . . . 714
Diagnostic Procedure . . . . . . . . . . . ..716
ASCD INDICATOR LAMP. . . . . . . . . . ...721
Component Description . . . . . . . . . . ...721
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 721
Wiring Diagram . . . . . . . . . . . . . . 722
Diagnostic Procedure . . . . . . . . . . . ..723
ELECTRICAL LOAD SIGNAL. . . . . . . . . .724
Wiring Diagram . . . . . . . . . . . . . . 724
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CONTENTS
(Cont’d)
EC-7
Diagnostic Procedure . . . . . . . . . . . ..726
DATA LINK CONNECTORS . . . . . . . . . ...729
Wiring Diagram . . . . . . . . . . . . . . 729
SERVICE DATA AND SPECIFICATIONS (SDS) . ...730
Fuel Pressure Regulator. . . . . . . . . . ..730
Idle Speed and Ignition Timing. . . . . . . . 730
Mass Air Flow Sensor. . . . . . . . . . . ..730
Engine Coolant Temperature Sensor . . . . . ..730
Heated Oxygen Sensor 1 Heater . . . . . . . 730
Fuel Pump . . . . . . . . . . . . . . . ...730
Injector . . . . . . . . . . . . . . . . . .730
Calculated Load Value. . . . . . . . . . . .730
Intake Air Temperature Sensor. . . . . . . . 730
Heated Oxygen Sensor 2 Heater . . . . . . . 730
Fuel Tank Temperature Sensor . . . . . . . ...731
Throttle Control Motor. . . . . . . . . . . ..731
Crankshaft Position Sensor (POS). . . . . . ..731
Camshaft Position Sensor (PHASE) . . . . . ...731
CONTENTS
(Cont’d)
EC-8
Alphabetical Index
NHEC0001
NOTE:
If DTC U1000 or U1001 is displayed with other DTC, first perform the trouble diagnosis for DTC U1000,
U1001. Refer to EC-159.
X: Applicable
—: Not applicable
Items (CONSULT-II screen terms)
DTC*1
Trip
MIL lighting up
Reference page
CONSULT-II
GST*2
ECM*3
A/T 1ST GR FNCTN
P0731
0731
2
X
A/T 2ND GR FNCTN
P0732
0732
2
X
A/T 3RD GR FNCTN
P0733
0733
2
X
A/T 4TH GR FNCTN
P0734
0734
2
X
A/T TCC S/V FNCTN
P0744
0744
2
X
ABSL PRES SEN/CIRC
P0107
0107
2
X
ABSL PRES SEN/CIRC
P0108
0108
2
X
APP SEN 1/CIRC
P2122
2122
1
X
APP SEN 1/CIRC
P2123
2123
1
X
APP SEN 2/CIRC
P2127
2127
1
X
APP SEN 2/CIRC
P2128
2128
1
X
APP SENSOR
P2138
2138
1
X
ASCD BRAKE SW
P1572
1572
1
—
ASCD SW
P1564
1564
1
—
ASCD VHL SPD SEN
P1574
1574
1
—
ATF TEMP SEN/CIRC
P0710
0710
2
—
BRAKE SW/CIRCUIT
P1805
1805
2
—
CAN COMM CIRCUIT
U1000
1000*5
1
X or —
CAN COMM CIRCUIT
U1001
1001*5
2
—
CKP SEN/CIRCUIT
P0335
0335
2
X
CLOSED LOOP-B1
P1148
1148
1
X
CLOSED LOOP-B2
P1168
1168
1
X
CMP SEN/CIRC-B1
P0340
0340
2
X
CMP SEN/CIRC-B2
P0345
0345
2
X
CTP LEARNING
P1225
1225
2
—
CTP LEARNING
P1226
1226
2
—
CYL 1 MISFIRE
P0301
0301
2
X
CYL 2 MISFIRE
P0302
0302
2
X
CYL 3 MISFIRE
P0303
0303
2
X
CYL 4 MISFIRE
P0304
0304
2
X
CYL 5 MISFIRE
P0305
0305
2
X
CYL 6 MISFIRE
P0306
0306
2
X
ECM
P0605
0605
1 or 2
X or —
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TROUBLE DIAGNOSIS — INDEX
Alphabetical Index
EC-9
Items (CONSULT-II screen terms)
DTC*1
Trip
MIL lighting up
Reference page
CONSULT-II
GST*2
ECM*3
ECM BACK UP/CIRCUIT
P1065
1065
2
X
ECT SEN/CIRC
P0117
0117
1
X
ECT SEN/CIRC
P0118
0118
1
X
ECT SENSOR
P0125
0125
1
X
ENG OVER TEMP
P1217
1217
1
X
ENGINE SPEED SIG
P0725
0725
2
X
ETC MOT
P1128
1128
1
X
ETC MOT PWR
P1124
1124
1
X
ETC MOT PWR
P1126
1126
1
X
ETC ACTR
P1121
1121
1
X
ETC FUNCTION/CIRC
P1122
1122
1
X
EVAP GROSS LEAK
P0455
0455
2
X
EVAP VERY SML LEAK
P0456
0456
2
X
EVAP VERY SML LEAK
P1456
1456
2
X
EVAP PURG FLOW/MON
P0441
0441
2
X
EVAP SMALL LEAK
P0442
0442
2
X
EVAP SYS PRES SEN
P0452
0452
2
X
EVAP SYS PRES SEN
P0453
0453
2
X
FTT SEN/CIRCUIT
P0182
0182
2
X
FTT SEN/CIRCUIT
P0183
0183
2
X
FTT SENSOR
P0181
0181
2
X
FUEL LEV SEN SLOSH
P0460
0460
2
X
FUEL LEVEL SENSOR
P0461
0461
2
X
FUEL LEVL SEN/CIRC
P0462
0462
2
X
FUEL LEVL SEN/CIRC
P0463
0463
2
X
FUEL LEVL SEN/CIRC
P1464
1464
2
X
FUEL SYS-LEAN-B1
P0171
0171
2
X
FUEL SYS-LEAN-B2
P0174
0174
2
X
FUEL SYS-RICH-B1
P0172
0172
2
X
FUEL SYS-RICH-B2
P0175
0175
2
X
HO2S1 (B1)
P0132
0132
2
X
HO2S1 (B1)
P0133
0133
2
X
HO2S1 (B1)
P0134
0134
2
X
HO2S1 (B1)
P1143
1143
2
X
HO2S1 (B1)
P1144
1144
2
X
HO2S1 (B2)
P0152
0152
2
X
TROUBLE DIAGNOSIS — INDEX
Alphabetical Index (Cont’d)
EC-10
Items (CONSULT-II screen terms)
DTC*1
Trip
MIL lighting up
Reference page
CONSULT-II
GST*2
ECM*3
HO2S1 (B2)
P0153
0153
2
X
HO2S1 (B2)
P0154
0154
2
X
HO2S1 (B2)
P1163
1163
2
X
HO2S1 (B2)
P1164
1164
2
X
HO2S1 HTR (B1)
P0031
0031
2
X
HO2S1 HTR (B1)
P0032
0032
2
X
HO2S1 HTR (B2)
P0051
0051
2
X
HO2S1 HTR (B2)
P0052
0052
2
X
HO2S2 (B1)
P0138
0138
2
X
HO2S2 (B1)
P0139
0139
2
X
HO2S2 (B1)
P1146
1146
2
X
HO2S2 (B1)
P1147
1147
2
X
HO2S2 (B2)
P0158
0158
2
X
HO2S2 (B2)
P0159
0159
2
X
HO2S2 (B2)
P1166
1166
2
X
HO2S2 (B2)
P1167
1167
2
X
HO2S2 HTR (B1)
P0037
0037
2
X
HO2S2 HTR (B1)
P0038
0038
2
X
HO2S2 HTR (B2)
P0057
0057
2
X
HO2S2 HTR (B2)
P0058
0058
2
X
IAT SEN/CIRCUIT
P0112
0112
2
X
IAT SEN/CIRCUIT
P0113
0113
2
X
IAT SENSOR
P0127
0127
2
X
INT/V TIM CONT-B1
P0011
0011
2
X
INT/V TIM CONT-B2
P0021
0021
2
X
ISC SYSTEM
P0506
0506
2
X
ISC SYSTEM
P0507
0507
2
X
KNOCK SEN/CIRC-B1
P0327
0327
2
—
KNOCK SEN/CIRC-B1
P0328
0328
2
—
L/PRESS SOL/CIRC
P0745
0745
2
X
MAF SEN/CIRCUIT
P0101
0101
1
X
MAF SEN/CIRCUIT
P0102
0102
1
X
MAF SEN/CIRCUIT
P0103
0103
1
X
MAF SENSOR
P1102
1102
1
X
MIL/CIRC
P0650
0650
2
—
MULTI CYL MISFIRE
P0300
0300
2
X
GI
MA
EM
LC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSIS — INDEX
Alphabetical Index (Cont’d)
EC-11
Items (CONSULT-II screen terms)
DTC*1
Trip
MIL lighting up
Reference page
CONSULT-II
GST*2
ECM*3
NATS MALFUNCTION
P1610-P1615
1610-1615
2
—
NO DTC IS DETECTED.
FURTHER TESTING
MAY BE REQUIRED.
No DTC
Flashing*4
—
—
NO DTC IS DETECTED.
FURTHER TESTING
MAY BE REQUIRED.
P0000
0000
—
—
—
O/R CLTCH SOL/CIRC
P1760
1760
2
X
P-N POS SW/CIRCUIT
P1706
1706
2
X
PNP SW/CIRC
P0705
0705
2
—
PURG VOLUME CONT/V
P0444
0444
2
X
PURG VOLUME CONT/V
P0445
0445
2
X
PURG VOLUME CONT/V
P1444
1444
2
X
PW ST P SEN/CIRC
P0550
0550
2
—
SENSOR POWER/CIRC
P1229
1229
1
X
SFT SOL A/CIRC
P0750
0750
1
X
SFT SOL B/CIRC
P0755
0755
1
X
TCC SOLENOID/CIRC
P0740
0740
2
X
TCS/CIRC
P1212
1212
2
—
TCS C/U FUNCTN
P1211
1211
2
—
THERMSTAT FNCTN
P0128
0128
2
X
TP SEN 1/CIRC
P0222
0222
1
X
TP SEN 1/CIRC
P0223
0223
1
X
TP SEN 2/CIRC
P0122
0122
1
X
TP SEN 2/CIRC
P0123
0123
1
X
TP SENSOR
P2135
2135
1
X
TP SEN/CIRC A/T
P1705
1705
1
X
TW CATALYST SYS-B1
P0420
0420
2
X
TW CATALYST SYS-B2
P0430
0430
2
X
VC/V BYPASS/V
P1490
1490
2
X
VC CUT/V BYPASS/V
P1491
1491
2
X
VEH SPD SEN/CIR AT*6
P0720
0720
2
X
VEH SPEED SEN/CIRC*6
P0500
0500
2
X
VENT CONTROL VALVE
P0447
0447
2
X
VENT CONTROL VALVE
P1446
1446
2
X
VENT CONTROL VALVE
P1448
1448
2
X
VIAS S/V CIRC
P1800
1800
2
—
*1: 1st trip DTC No. is the same as DTC No.
*2: This number is prescribed by SAE J2012.
TROUBLE DIAGNOSIS — INDEX
Alphabetical Index (Cont’d)
EC-12
*3: In Diagnostic Test Mode II (Self-diagnostic results), this number is controlled by NISSAN.
*4: When engine is running.
*5: The troubleshooting for this DTC needs CONSULT-II.
*6: When fail-safe operations for both self-diagnoses occur at the same time, the MIL illuminates.
DTC No. Index
NHEC1408
NOTE:
If DTC U1000 or U1001 is displayed with other DTC, first perform the trouble diagnosis for DTC U1000,
U1001. Refer to EC-159.
X: Applicable
—: Not applicable
DTC*1
Items (CONSULT-II screen terms)
Trip
MIL lighting up
Reference page
CONSULT-II
GST*2
ECM*3
No DTC
Flashing*4
NO DTC IS DETECTED.
FURTHER TESTING
MAY BE REQUIRED.
—
—
U1000
1000*5
CAN COMM CIRCUIT
1
X or —
U1001
1001*5
CAN COMM CIRCUIT
2
—
P0000
0000
NO DTC IS DETECTED.
FURTHER TESTING
MAY BE REQUIRED.
—
—
—
P0011
0011
INT/V TIM CONT-B1
2
X
P0021
0021
INT/V TIM CONT-B2
2
X
P0031
0031
HO2S1 HTR (B1)
2
X
P0032
0032
HO2S1 HTR (B1)
2
X
P0037
0037
HO2S2 HTR (B1)
2
X
P0038
0038
HO2S2 HTR (B1)
2
X
P0051
0051
HO2S1 HTR (B2)
2
X
P0052
0052
HO2S1 HTR (B2)
2
X
P0057
0057
HO2S2 HTR (B2)
2
X
P0058
0058
HO2S2 HTR (B2)
2
X
P0101
0101
MAF SEN/CIRCUIT
1
X
P0102
0102
MAF SEN/CIRCUIT
1
X
P0103
0103
MAF SEN/CIRCUIT
1
X
P0107
0107
ABSL PRES SEN/CIRC
2
X
P0108
0108
ABSL PRES SEN/CIRC
2
X
P0112
0112
IAT SEN/CIRCUIT
2
X
P0113
0113
IAT SEN/CIRCUIT
2
X
P0117
0117
ECT SEN/CIRC
1
X
P0118
0118
ECT SEN/CIRC
1
X
P0122
0122
TP SEN 2/CIRC
1
X
P0123
0123
TP SEN 2/CIRC
1
X
P0125
0125
ECT SENSOR
1
X
P0127
0127
IAT SENSOR
2
X
P0128
0128
THERMSTAT FNCTN
2
X
GI
MA
EM
LC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSIS — INDEX
Alphabetical Index (Cont’d)
EC-13
DTC*1
Items (CONSULT-II screen terms)
Trip
MIL lighting up
Reference page
CONSULT-II
GST*2
ECM*3
P0132
0132
HO2S1 (B1)
2
X
P0133
0133
HO2S1 (B1)
2
X
P0134
0134
HO2S1 (B1)
2
X
P0138
0138
HO2S2 (B1)
2
X
P0139
0139
HO2S2 (B1)
2
X
P0152
0152
HO2S1 (B2)
2
X
P0153
0153
HO2S1 (B2)
2
X
P0154
0154
HO2S1 (B2)
2
X
P0158
0158
HO2S2 (B2)
2
X
P0159
0159
HO2S2 (B2)
2
X
P0171
0171
FUEL SYS-LEAN-B1
2
X
P0172
0172
FUEL SYS-RICH-B1
2
X
P0174
0174
FUEL SYS-LEAN-B2
2
X
P0175
0175
FUEL SYS-RICH-B2
2
X
P0181
0181
FTT SENSOR
2
X
P0182
0182
FTT SEN/CIRCUIT
2
X
P0183
0183
FTT SEN/CIRCUIT
2
X
P0222
0222
TP SEN 1/CIRC
1
X
P0223
0223
TP SEN 1/CIRC
1
X
P0300
0300
MULTI CYL MISFIRE
2
X
P0301
0301
CYL 1 MISFIRE
2
X
P0302
0302
CYL 2 MISFIRE
2
X
P0303
0303
CYL 3 MISFIRE
2
X
P0304
0304
CYL 4 MISFIRE
2
X
P0305
0305
CYL 5 MISFIRE
2
X
P0306
0306
CYL 6 MISFIRE
2
X
P0327
0327
KNOCK SEN/CIRC-B1
2
—
P0328
0328
KNOCK SEN/CIRC-B1
2
—
P0335
0335
CKP SEN/CIRCUIT
2
X
P0340
0340
CMP SEN/CIRC-B1
2
X
P0345
0345
CMP SEN/CIRC-B2
2
X
P0420
0420
TW CATALYST SYS-B1
2
X
P0430
0430
TW CATALYST SYS-B2
2
X
P0441
0441
EVAP PURG FLOW/MON
2
X
P0442
0442
EVAP SMALL LEAK
2
X
P0444
0444
PURG VOLUME CONT/V
2
X
TROUBLE DIAGNOSIS — INDEX
DTC No. Index (Cont’d)
EC-14
DTC*1
Items (CONSULT-II screen terms)
Trip
MIL lighting up
Reference page
CONSULT-II
GST*2
ECM*3
P0445
0445
PURG VOLUME CONT/V
2
X
P0447
0447
VENT CONTROL VALVE
2
X
P0452
0452
EVAP SYS PRES SEN
2
X
P0453
0453
EVAP SYS PRES SEN
2
X
P0455
0455
EVAP GROSS LEAK
2
X
P0456
0456
EVAP VERY SML LEAK
2
X
P0460
0460
FUEL LEV SEN SLOSH
2
X
P0461
0461
FUEL LEVEL SENSOR
2
X
P0462
0462
FUEL LEVL SEN/CIRC
2
X
P0463
0463
FUEL LEVL SEN/CIRC
2
X
P0500
0500
VEH SPEED SEN/CIRC*6
2
X
P0506
0506
ISC SYSTEM
2
X
P0507
0507
ISC SYSTEM
2
X
P0550
0550
PW ST P SEN/CIRC
2
—
P0605
0605
ECM
1 or 2
X or —
P0650
0650
MIL/CIRC
2
—
P0705
0705
PNP SW/CIRC
2
X
P0710
0710
ATF TEMP SEN/CIRC
2
X
P0720
0720
VEH SPD SEN/CIR AT*6
2
X
P0725
0725
ENGINE SPEED SIG
2
X
P0731
0731
A/T 1ST GR FNCTN
2
X
P0732
0732
A/T 2ND GR FNCTN
2
X
P0733
0733
A/T 3RD GR FNCTN
2
X
P0734
0734
A/T 4TH GR FNCTN
2
X
P0740
0740
TCC SOLENOID/CIRC
2
X
P0744
0744
A/T TCC S/V FNCTN
2
X
P0745
0745
L/PRESS SOL/CIRC
2
X
P0750
0750
SFT SOL A/CIRC
1
X
P0755
0755
SFT SOL B/CIRC
1
X
P1065
1065
ECM BACK UP/CIRCUIT
2
X
P1102
1102
MAF SENSOR
1
X
P1121
1121
ETC ACTR
1
X
P1122
1122
ETC FUNCTION/CIRC
1
X
P1124
1124
ETC MOT PWR
1
X
P1126
1126
ETC MOT PWR
1
X
P1128
1128
ETC MOT
1
X
GI
MA
EM
LC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSIS — INDEX
DTC No. Index (Cont’d)
EC-15
DTC*1
Items (CONSULT-II screen terms)
Trip
MIL lighting up
Reference page
CONSULT-II
GST*2
ECM*3
P1143
1143
HO2S1 (B1)
2
X
P1144
1144
HO2S1 (B1)
2
X
P1146
1146
HO2S2 (B1)
2
X
P1147
1147
HO2S2 (B1)
2
X
P1148
1148
CLOSED LOOP-B1
1
X
P1163
1163
HO2S1 (B2)
2
X
P1164
1164
HO2S1 (B2)
2
X
P1166
1166
HO2S2 (B2)
2
X
P1167
1167
HO2S2 (B2)
2
X
P1168
1168
CLOSED LOOP-B2
1
X
P1211
1211
TCS C/U FUNCTN
2
—
P1212
1212
TCS/CIRC
2
—
P1217
1217
ENG OVER TEMP
1
X
P1225
1225
CTP LEARNING
2
—
P1226
1226
CTP LEARNING
2
—
P1229
1229
SENSOR POWER/CIRC
1
X
P1444
1444
PURG VOLUME CONT/V
2
X
P1446
1446
VENT CONTROL VALVE
2
X
P1448
1448
VENT CONTROL VALVE
2
X
P1456
1456
EVAP VERY SML LEAK
2
X
P1464
1464
FUEL LEVL SEN/CIRC
2
X
P1490
1490
VC/V BYPASS/V
2
X
P1491
1491
VC CUT/V BYPASS/V
2
X
P1564
1564
ASCD SW
1
—
P1572
1572
ASCD BRAKE SW
1
—
P1574
1574
ASCD VHL SPD SEN
1
—
P1610-P1615
1610-1615
NATS MALFUNCTION
2
—
P1705
1705
TP SEN/CIRC A/T
1
X
P1706
1706
P-N POS SW/CIRCUIT
2
X
P1760
1760
O/R CLTCH SOL/CIRC
2
X
P1800
1800
VIAS S/V CIRC
2
—
P1805
1805
BRAKE SW/CIRCUIT
2
—
P2122
2122
APP SEN 1/CIRC
1
X
P2123
2123
APP SEN 1/CIRC
1
X
P2127
2127
APP SEN 2/CIRC
1
X
P2128
2128
APP SEN 2/CIRC
1
X
TROUBLE DIAGNOSIS — INDEX
DTC No. Index (Cont’d)
EC-16
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