Nissan Pathfinder (2007 year). Manual — part 142

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2007 Pathfinder

DTC Confirmation Procedure . . . . . . . ... 223
Diagnostic Procedure . . . . . . . . . . ... 224
Component Inspection . . . . . . . . . . . 225
Removal and Installation . . . . . . . . . .. 225

DTC P0128 THERMOSTAT FUNCTION . . . . 226

On Board Diagnosis Logic . . . . . . . . ... 226
DTC Confirmation Procedure . . . . . . . ... 226
Diagnostic Procedure . . . . . . . . . . ... 226
Component Inspection . . . . . . . . . . . 227
Removal and Installation . . . . . . . . . .. 227

DTC P0130, P0150 A/F SENSOR 1 . . . . . ... 228

Component Description . . . . . . . . . . 228
CONSULT-II Reference Value in Data Monitor Mode

. 228

On Board Diagnosis Logic . . . . . . . . ... 228
DTC Confirmation Procedure . . . . . . . ... 228
Overall Function Check . . . . . . . . . . 230
Wiring Diagram . . . . . . . . . . . . . 231
Diagnostic Procedure . . . . . . . . . . ... 234
Removal and Installation . . . . . . . . . .. 236

DTC P0131, P0151 A/F SENSOR 1 . . . . . ... 237

Component Description . . . . . . . . . . 237
CONSULT-II Reference Value in Data Monitor Mode

. 237

On Board Diagnosis Logic . . . . . . . . ... 237
DTC Confirmation Procedure . . . . . . . ... 237
Wiring Diagram . . . . . . . . . . . . . 239
Diagnostic Procedure . . . . . . . . . . ... 242
Removal and Installation . . . . . . . . . .. 244

DTC P0132, P0152 A/F SENSOR 1 . . . . . ... 245

Component Description . . . . . . . . . . 245
CONSULT-II Reference Value in Data Monitor Mode

. 245

On Board Diagnosis Logic . . . . . . . . ... 245
DTC Confirmation Procedure . . . . . . . ... 245
Wiring Diagram . . . . . . . . . . . . . 247
Diagnostic Procedure . . . . . . . . . . ... 250
Removal and Installation . . . . . . . . . .. 252

DTC P0133, P0153 A/F SENSOR 1 . . . . . ... 253

Component Description . . . . . . . . . . 253
CONSULT-II Reference Value in Data Monitor Mode

. 253

On Board Diagnosis Logic . . . . . . . . ... 253
DTC Confirmation Procedure . . . . . . . ... 254
Wiring Diagram . . . . . . . . . . . . . 256
Diagnostic Procedure . . . . . . . . . . ... 259
Removal and Installation . . . . . . . . . .. 264

DTC P0137, P0157 HO2S2 . . . . . . . . . 265

Component Description . . . . . . . . . . 265
CONSULT-II Reference Value in Data Monitor Mode

. 265

On Board Diagnosis Logic . . . . . . . . ... 265
DTC Confirmation Procedure . . . . . . . ... 266
Overall Function Check . . . . . . . . . . 266
Wiring Diagram . . . . . . . . . . . . . 268
Diagnostic Procedure . . . . . . . . . . ... 271
Component Inspection . . . . . . . . . . . 274
Removal and Installation . . . . . . . . . .. 276

DTC P0138, P0158 HO2S2 . . . . . . . . . 277

Component Description . . . . . . . . . . 277
CONSULT-II Reference Value in Data Monitor Mode

. 277

On Board Diagnosis Logic . . . . . . . . . 277
DTC Confirmation Procedure . . . . . . . ... 278
Overall Function Check . . . . . . . . . . 279
Wiring Diagram . . . . . . . . . . . . . . 280
Diagnostic Procedure . . . . . . . . . . ... 283
Component Inspection . . . . . . . . . . .. 288
Removal and Installation . . . . . . . . . .. 290

DTC P0139, P0159 HO2S2 . . . . . . . . . . 291

Component Description . . . . . . . . . . 291
CONSULT-II Reference Value in Data Monitor Mode

. 291

On Board Diagnosis Logic . . . . . . . . . 291
DTC Confirmation Procedure . . . . . . . ... 292
Overall Function Check . . . . . . . . . . 292
Wiring Diagram . . . . . . . . . . . . . . 294
Diagnostic Procedure . . . . . . . . . . ... 297
Component Inspection . . . . . . . . . . .. 300
Removal and Installation . . . . . . . . . .. 302

DTC P0171, P0174 FUEL INJECTION SYSTEM
FUNCTION . . . . . . . . . . . . . . . .. 303

On Board Diagnosis Logic . . . . . . . . . 303
DTC Confirmation Procedure . . . . . . . ... 303
Wiring Diagram . . . . . . . . . . . . . . 305
Diagnostic Procedure . . . . . . . . . . ... 309

DTC P0172, P0175 FUEL INJECTION SYSTEM
FUNCTION . . . . . . . . . . . . . . . .. 315

On Board Diagnosis Logic . . . . . . . . . 315
DTC Confirmation Procedure . . . . . . . ... 315
Wiring Diagram . . . . . . . . . . . . . . 317
Diagnostic Procedure . . . . . . . . . . ... 321

DTC P0181 FTT SENSOR . . . . . . . . . .. 326

Component Description . . . . . . . . . . 326
On Board Diagnosis Logic . . . . . . . . . 326
DTC Confirmation Procedure . . . . . . . ... 326
Wiring Diagram . . . . . . . . . . . . . . 328
Diagnostic Procedure . . . . . . . . . . ... 329
Component Inspection . . . . . . . . . . .. 330
Removal and Installation . . . . . . . . . .. 330

DTC P0182, P0183 FTT SENSOR . . . . . . .. 331

Component Description . . . . . . . . . . 331
On Board Diagnosis Logic . . . . . . . . . 331
DTC Confirmation Procedure . . . . . . . ... 331
Wiring Diagram . . . . . . . . . . . . . . 332
Diagnostic Procedure . . . . . . . . . . ... 333
Component Inspection . . . . . . . . . . .. 334
Removal and Installation . . . . . . . . . .. 334

DTC P0222, P0223 TP SENSOR . . . . . . . 335

Component Description . . . . . . . . . . 335
CONSULT-II Reference Value in Data Monitor Mode

. 335

On Board Diagnosis Logic . . . . . . . . . 335
DTC Confirmation Procedure . . . . . . . ... 336
Wiring Diagram . . . . . . . . . . . . . . 337
Diagnostic Procedure . . . . . . . . . . ... 338
Component Inspection . . . . . . . . . . .. 341
Removal and Installation . . . . . . . . . .. 341

EC-4

2007 Pathfinder

DTC P0300 - P0306 MULTIPLE CYLINDER MIS-
FIRE, NO. 1 - 6 CYLINDER MISFIRE . . . . . . 342

On Board Diagnosis Logic . . . . . . . . . 342
DTC Confirmation Procedure . . . . . . . ... 342
Diagnostic Procedure . . . . . . . . . . ... 343

DTC P0327, P0328, P0332, P0333 KS . . . . ... 350

Component Description . . . . . . . . . . 350
On Board Diagnosis Logic . . . . . . . . . 350
DTC Confirmation Procedure . . . . . . . ... 350
Wiring Diagram . . . . . . . . . . . . . . 351
Diagnostic Procedure . . . . . . . . . . ... 352
Component Inspection . . . . . . . . . . .. 354
Removal and Installation . . . . . . . . . .. 354

DTC P0335 CKP SENSOR (POS) . . . . . . .. 355

Component Description . . . . . . . . . . 355
CONSULT-II Reference Value in Data Monitor Mode

. 355

On Board Diagnosis Logic . . . . . . . . . 355
DTC Confirmation Procedure . . . . . . . ... 355
Wiring Diagram . . . . . . . . . . . . . . 357
Diagnostic Procedure . . . . . . . . . . ... 358
Component Inspection . . . . . . . . . . .. 361
Removal and Installation . . . . . . . . . .. 361

DTC P0340, P0345 CMP SENSOR (PHASE) . . . 362

Component Description . . . . . . . . . . 362
CONSULT-II Reference Value in Data Monitor Mode

. 362

On Board Diagnosis Logic . . . . . . . . . 362
DTC Confirmation Procedure . . . . . . . ... 362
Wiring Diagram . . . . . . . . . . . . . . 364
Diagnostic Procedure . . . . . . . . . . ... 367
Component Inspection . . . . . . . . . . .. 370
Removal and Installation . . . . . . . . . .. 370

DTC P0420, P0430 THREE WAY CATALYST FUNC-
TION . . . . . . . . . . . . . . . . . . 371

On Board Diagnosis Logic . . . . . . . . . 371
DTC Confirmation Procedure . . . . . . . ... 371
Overall Function Check . . . . . . . . . . 372
Diagnostic Procedure . . . . . . . . . . ... 373

DTC P0441 EVAP CONTROL SYSTEM . . . . . 377

System Description . . . . . . . . . . . ... 377
On Board Diagnosis Logic . . . . . . . . . 377
DTC Confirmation Procedure . . . . . . . ... 377
Overall Function Check . . . . . . . . . . 378
Diagnostic Procedure . . . . . . . . . . ... 379

DTC P0442 EVAP CONTROL SYSTEM . . . . . 382

On Board Diagnosis Logic . . . . . . . . . 382
DTC Confirmation Procedure . . . . . . . ... 383
Diagnostic Procedure . . . . . . . . . . ... 384

DTC P0443 EVAP CANISTER PURGE VOLUME
CONTROL SOLENOID VALVE . . . . . . . ... 390

Description . . . . . . . . . . . . . . . 390
CONSULT-II Reference Value in Data Monitor Mode

. 390

On Board Diagnosis Logic . . . . . . . . . 391
DTC Confirmation Procedure . . . . . . . ... 391
Wiring Diagram . . . . . . . . . . . . . . 392
Diagnostic Procedure . . . . . . . . . . ... 394

Component Inspection . . . . . . . . . . ..397
Removal and Installation . . . . . . . . . ...397

DTC P0444, P0445 EVAP CANISTER PURGE VOL-
UME CONTROL SOLENOID VALVE . . . . . ..398

Description . . . . . . . . . . . . . . . 398
CONSULT-II Reference Value in Data Monitor Mode

.398

On Board Diagnosis Logic . . . . . . . . . 399
DTC Confirmation Procedure . . . . . . . . 399
Wiring Diagram . . . . . . . . . . . . . .400
Diagnostic Procedure . . . . . . . . . . . 402
Component Inspection . . . . . . . . . . ..403
Removal and Installation . . . . . . . . . ...404

DTC P0447 EVAP CANISTER VENT CONTROL
VALVE . . . . . . . . . . . . . . . . . ..405

Component Description . . . . . . . . . . 405
CONSULT-II Reference Value in Data Monitor Mode

.405

On Board Diagnosis Logic . . . . . . . . . 405
DTC Confirmation Procedure . . . . . . . . 406
Wiring Diagram . . . . . . . . . . . . . .407
Diagnostic Procedure . . . . . . . . . . . 408
Component Inspection . . . . . . . . . . ..410

DTC P0448 EVAP CANISTER VENT CONTROL
VALVE . . . . . . . . . . . . . . . . . ..412

Component Description . . . . . . . . . . 412
CONSULT-II Reference Value in Data Monitor Mode

.412

On Board Diagnosis Logic . . . . . . . . . 412
DTC Confirmation Procedure . . . . . . . . 413
Wiring Diagram . . . . . . . . . . . . . .414
Diagnostic Procedure . . . . . . . . . . . 415
Component Inspection . . . . . . . . . . ..416

DTC P0451 EVAP CONTROL SYSTEM PRESSURE
SENSOR . . . . . . . . . . . . . . . . ..418

Component Description . . . . . . . . . . 418
CONSULT-II Reference Value in Data Monitor Mode

.418

On Board Diagnosis Logic . . . . . . . . . 418
DTC Confirmation Procedure . . . . . . . . 419
Diagnostic Procedure . . . . . . . . . . . 419
Component Inspection . . . . . . . . . . ..420

DTC P0452 EVAP CONTROL SYSTEM PRESSURE
SENSOR . . . . . . . . . . . . . . . . ..421

Component Description . . . . . . . . . . 421
CONSULT-II Reference Value in Data Monitor Mode

.421

On Board Diagnosis Logic . . . . . . . . . 421
DTC Confirmation Procedure . . . . . . . . 422
Wiring Diagram . . . . . . . . . . . . . .423
Diagnostic Procedure . . . . . . . . . . . 424
Component Inspection . . . . . . . . . . ..426

DTC P0453 EVAP CONTROL SYSTEM PRESSURE
SENSOR . . . . . . . . . . . . . . . . ..427

Component Description . . . . . . . . . . 427
CONSULT-II Reference Value in Data Monitor Mode

.427

On Board Diagnosis Logic . . . . . . . . . 427
DTC Confirmation Procedure . . . . . . . . 428

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Wiring Diagram . . . . . . . . . . . . . 429
Diagnostic Procedure . . . . . . . . . . ... 430
Component Inspection . . . . . . . . . . . 434

DTC P0455 EVAP CONTROL SYSTEM . . . . 435

On Board Diagnosis Logic . . . . . . . . ... 435
DTC Confirmation Procedure . . . . . . . ... 436
Diagnostic Procedure . . . . . . . . . . ... 437

DTC P0456 EVAP CONTROL SYSTEM . . . . 442

On Board Diagnosis Logic . . . . . . . . ... 442
DTC Confirmation Procedure . . . . . . . ... 443
Overall Function Check . . . . . . . . . . 444
Diagnostic Procedure . . . . . . . . . . ... 445

DTC P0460 FUEL LEVEL SENSOR . . . . . .. 451

Component Description . . . . . . . . . . 451
On Board Diagnosis Logic . . . . . . . . ... 451
DTC Confirmation Procedure . . . . . . . ... 451
Diagnostic Procedure . . . . . . . . . . ... 452
Removal and Installation . . . . . . . . . .. 452

DTC P0461 FUEL LEVEL SENSOR . . . . . .. 453

Component Description . . . . . . . . . . 453
On Board Diagnosis Logic . . . . . . . . ... 453
Overall Function Check . . . . . . . . . . 453
Diagnostic Procedure . . . . . . . . . . ... 454
Removal and Installation . . . . . . . . . .. 454

DTC P0462, P0463 FUEL LEVEL SENSOR . . .. 455

Component Description . . . . . . . . . . 455
On Board Diagnosis Logic . . . . . . . . ... 455
DTC Confirmation Procedure . . . . . . . ... 455
Diagnostic Procedure . . . . . . . . . . ... 456
Removal and Installation . . . . . . . . . .. 456

DTC P0500 VSS . . . . . . . . . . . . . . 457

Description . . . . . . . . . . . . . . ... 457
On Board Diagnosis Logic . . . . . . . . ... 457
DTC Confirmation Procedure . . . . . . . ... 457
Overall Function Check . . . . . . . . . . 458
Diagnostic Procedure . . . . . . . . . . ... 458

DTC P0506 ISC SYSTEM . . . . . . . . . ... 459

Description . . . . . . . . . . . . . . ... 459
On Board Diagnosis Logic . . . . . . . . ... 459
DTC Confirmation Procedure . . . . . . . ... 459
Diagnostic Procedure . . . . . . . . . . ... 460

DTC P0507 ISC SYSTEM . . . . . . . . . ... 461

Description . . . . . . . . . . . . . . ... 461
On Board Diagnosis Logic . . . . . . . . ... 461
DTC Confirmation Procedure . . . . . . . ... 461
Diagnostic Procedure . . . . . . . . . . ... 462

DTC P0550 PSP SENSOR . . . . . . . . . . 463

Component Description . . . . . . . . . . 463
CONSULT-II Reference Value in Data Monitor Mode

. 463

On Board Diagnosis Logic . . . . . . . . ... 463
DTC Confirmation Procedure . . . . . . . ... 463
Wiring Diagram . . . . . . . . . . . . . 464
Diagnostic Procedure . . . . . . . . . . ... 465
Component Inspection . . . . . . . . . . . 467
Removal and Installation . . . . . . . . . .. 467

DTC P0603 ECM POWER SUPPLY . . . . . ... 468

Component Description . . . . . . . . . . 468
On Board Diagnosis Logic . . . . . . . . ... 468

DTC Confirmation Procedure . . . . . . . ... 468
Wiring Diagram . . . . . . . . . . . . . . 469
Diagnostic Procedure . . . . . . . . . . ... 470

DTC P0605 ECM . . . . . . . . . . . . . . 472

Component Description . . . . . . . . . . 472
On Board Diagnosis Logic . . . . . . . . . 472
DTC Confirmation Procedure . . . . . . . ... 472
Diagnostic Procedure . . . . . . . . . . ... 473

DTC P0643 SENSOR POWER SUPPLY . . . . 475

On Board Diagnosis Logic . . . . . . . . . 475
DTC Confirmation Procedure . . . . . . . ... 475
Wiring Diagram . . . . . . . . . . . . . . 476
Diagnostic Procedure . . . . . . . . . . ... 478

DTC P0850 PNP SWITCH . . . . . . . . . .. 480

Component Description . . . . . . . . . . 480
CONSULT-II Reference Value in Data Monitor Mode

. 480

On Board Diagnosis Logic . . . . . . . . . 480
DTC Confirmation Procedure . . . . . . . ... 480
Overall Function Check . . . . . . . . . . 481
Wiring Diagram . . . . . . . . . . . . . . 482
Diagnostic Procedure . . . . . . . . . . ... 483

DTC P1148, P1168 CLOSED LOOP CONTROL . 485

On Board Diagnosis Logic . . . . . . . . . 485

DTC P1211 TCS CONTROL UNIT . . . . . . .. 486

Description . . . . . . . . . . . . . . . 486
On Board Diagnosis Logic . . . . . . . . . 486
DTC Confirmation Procedure . . . . . . . ... 486
Diagnostic Procedure . . . . . . . . . . ... 486

DTC P1212 TCS COMMUNICATION LINE . . . 487

Description . . . . . . . . . . . . . . . 487
On Board Diagnosis Logic . . . . . . . . . 487
DTC Confirmation Procedure . . . . . . . ... 487
Diagnostic Procedure . . . . . . . . . . ... 487

DTC P1217 ENGINE OVER TEMPERATURE . . 488

Description . . . . . . . . . . . . . . . 488
CONSULT-II Reference Value in Data Monitor Mode

. 489

On Board Diagnosis Logic . . . . . . . . . 490
Overall Function Check . . . . . . . . . . 490
Wiring Diagram . . . . . . . . . . . . . . 492
Diagnostic Procedure . . . . . . . . . . ... 494
Main 12 Causes of Overheating . . . . . . ... 496
Component Inspection . . . . . . . . . . .. 497

DTC P1225 TP SENSOR . . . . . . . . . . 498

Component Description . . . . . . . . . . 498
On Board Diagnosis Logic . . . . . . . . . 498
DTC Confirmation Procedure . . . . . . . ... 498
Diagnostic Procedure . . . . . . . . . . ... 499
Removal and Installation . . . . . . . . . .. 499

DTC P1226 TP SENSOR . . . . . . . . . . 500

Component Description . . . . . . . . . . 500
On Board Diagnosis Logic . . . . . . . . . 500
DTC Confirmation Procedure . . . . . . . ... 500
Diagnostic Procedure . . . . . . . . . . ... 501
Removal and Installation . . . . . . . . . .. 501

DTC P1421 COLD START CONTROL . . . . ... 502

Description . . . . . . . . . . . . . . . 502
On Board Diagnosis Logic . . . . . . . . . 502

EC-6

2007 Pathfinder

DTC Confirmation Procedure . . . . . . . ... 502
Diagnostic Procedure . . . . . . . . . . ... 502

DTC P1550 BATTERY CURRENT SENSOR . . .. 504

Component Description . . . . . . . . . . 504
CONSULT-II Reference Value in Data Monitor Mode

. 504

On Board Diagnosis Logic . . . . . . . . . 504
DTC Confirmation Procedure . . . . . . . ... 504
Wiring Diagram . . . . . . . . . . . . . . 506
Diagnostic Procedure . . . . . . . . . . ... 507
Component Inspection . . . . . . . . . . .. 509

DTC P1551, P1552 BATTERY CURRENT SENSOR .511

Component Description . . . . . . . . . . 511
CONSULT-II Reference Value in Data Monitor Mode

. 511

On Board Diagnosis Logic . . . . . . . . . 511
DTC Confirmation Procedure . . . . . . . ... 511
Wiring Diagram . . . . . . . . . . . . . . 513
Diagnostic Procedure . . . . . . . . . . ... 514
Component Inspection . . . . . . . . . . .. 516

DTC P1553 BATTERY CURRENT SENSOR . . .. 518

Component Description . . . . . . . . . . 518
CONSULT-II Reference Value in Data Monitor Mode

. 518

On Board Diagnosis Logic . . . . . . . . . 518
DTC Confirmation Procedure . . . . . . . ... 518
Wiring Diagram . . . . . . . . . . . . . . 520
Diagnostic Procedure . . . . . . . . . . ... 521
Component Inspection . . . . . . . . . . .. 523

DTC P1554 BATTERY CURRENT SENSOR . . .. 525

Component Description . . . . . . . . . . 525
CONSULT-II Reference Value in Data Monitor Mode

. 525

On Board Diagnosis Logic . . . . . . . . . 525
Overall Function Check . . . . . . . . . . 525
Wiring Diagram . . . . . . . . . . . . . . 527
Diagnostic Procedure . . . . . . . . . . ... 528
Component Inspection . . . . . . . . . . .. 530

DTC P1564 ASCD STEERING SWITCH . . . . 532

Component Description . . . . . . . . . . 532
CONSULT-II Reference Value in Data Monitor Mode

. 532

On Board Diagnosis Logic . . . . . . . . . 532
DTC Confirmation Procedure . . . . . . . ... 533
Wiring Diagram . . . . . . . . . . . . . . 534
Diagnostic Procedure . . . . . . . . . . ... 535
Component Inspection . . . . . . . . . . .. 538

DTC P1572 ASCD BRAKE SWITCH . . . . . .. 539

Component Description . . . . . . . . . . 539
CONSULT-II Reference Value in Data Monitor Mode

. 539

On Board Diagnosis Logic . . . . . . . . . 539
DTC Confirmation Procedure . . . . . . . ... 540
Wiring Diagram . . . . . . . . . . . . . . 541
Diagnostic Procedure . . . . . . . . . . ... 542
Component Inspection . . . . . . . . . . .. 546

DTC P1574 ASCD VEHICLE SPEED SENSOR . . 547

Component Description . . . . . . . . . . 547
On Board Diagnosis Logic . . . . . . . . . 547

DTC Confirmation Procedure . . . . . . . . 547
Diagnostic Procedure . . . . . . . . . . . 548

DTC P1715 INPUT SPEED SENSOR (TURBINE
REVOLUTION SENSOR) . . . . . . . . . . 549

Description . . . . . . . . . . . . . . . 549
CONSULT-II Reference Value in Data Monitor Mode

.549

On Board Diagnosis Logic . . . . . . . . . 549
Diagnostic Procedure . . . . . . . . . . . 549

DTC P1800 VIAS CONTROL SOLENOID VALVE ..550

Component Description . . . . . . . . . . 550
CONSULT-II Reference Value in Data Monitor Mode

.550

On Board Diagnosis Logic . . . . . . . . . 550
DTC Confirmation Procedure . . . . . . . . 550
Wiring Diagram . . . . . . . . . . . . . .551
Diagnostic Procedure . . . . . . . . . . . 552
Component Inspection . . . . . . . . . . ..553
Removal and Installation . . . . . . . . . ...554

DTC P1805 BRAKE SWITCH . . . . . . . . .555

Description . . . . . . . . . . . . . . . 555
CONSULT-II Reference Value in Data Monitor Mode

.555

On Board Diagnosis Logic . . . . . . . . . 555
DTC Confirmation Procedure . . . . . . . . 555
Wiring Diagram . . . . . . . . . . . . . .556
Diagnostic Procedure . . . . . . . . . . . 557
Component Inspection . . . . . . . . . . ..559

DTC P2100, P2103 THROTTLE CONTROL MOTOR
RELAY . . . . . . . . . . . . . . . . . .560

Component Description . . . . . . . . . . 560
CONSULT-II Reference Value in Data Monitor Mode

.560

On Board Diagnosis Logic . . . . . . . . . 560
DTC Confirmation Procedure . . . . . . . . 560
Wiring Diagram . . . . . . . . . . . . . .562
Diagnostic Procedure . . . . . . . . . . . 563

DTC P2101 ELECTRIC THROTTLE CONTROL
FUNCTION . . . . . . . . . . . . . . . ..566

Description . . . . . . . . . . . . . . . 566
On Board Diagnosis Logic . . . . . . . . . 566
DTC Confirmation Procedure . . . . . . . . 566
Wiring Diagram . . . . . . . . . . . . . .567
Diagnostic Procedure . . . . . . . . . . . 568
Component Inspection . . . . . . . . . . ..571
Removal and Installation . . . . . . . . . ...571

DTC P2118 THROTTLE CONTROL MOTOR . . .572

Component Description . . . . . . . . . . 572
On Board Diagnosis Logic . . . . . . . . . 572
DTC Confirmation Procedure . . . . . . . . 572
Wiring Diagram . . . . . . . . . . . . . .573
Diagnostic Procedure . . . . . . . . . . . 574
Component Inspection . . . . . . . . . . ..575
Removal and Installation . . . . . . . . . ...576

DTC P2119 ELECTRIC THROTTLE CONTROL
ACTUATOR . . . . . . . . . . . . . . . .577

Component Description . . . . . . . . . . 577
On Board Diagnosis Logic . . . . . . . . . 577

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DTC Confirmation Procedure . . . . . . . ... 577
Diagnostic Procedure . . . . . . . . . . ... 578

DTC P2122, P2123 APP SENSOR . . . . . . 579

Component Description . . . . . . . . . . 579
CONSULT-II Reference Value in Data Monitor Mode

. 579

On Board Diagnosis Logic . . . . . . . . ... 579
DTC Confirmation Procedure . . . . . . . ... 580
Wiring Diagram . . . . . . . . . . . . . 581
Diagnostic Procedure . . . . . . . . . . ... 582
Component Inspection . . . . . . . . . . . 584
Removal and Installation . . . . . . . . . .. 584

DTC P2127, P2128 APP SENSOR . . . . . . 585

Component Description . . . . . . . . . . 585
CONSULT-II Reference Value in Data Monitor Mode

. 585

On Board Diagnosis Logic . . . . . . . . ... 585
DTC Confirmation Procedure . . . . . . . ... 586
Wiring Diagram . . . . . . . . . . . . . 587
Diagnostic Procedure . . . . . . . . . . ... 588
Component Inspection . . . . . . . . . . . 591
Removal and Installation . . . . . . . . . .. 591

DTC P2135 TP SENSOR . . . . . . . . . . 592

Component Description . . . . . . . . . . 592
CONSULT-II Reference Value in Data Monitor Mode

. 592

On Board Diagnosis Logic . . . . . . . . ... 592
DTC Confirmation Procedure . . . . . . . ... 593
Wiring Diagram . . . . . . . . . . . . . 594
Diagnostic Procedure . . . . . . . . . . ... 595
Component Inspection . . . . . . . . . . . 598
Removal and Installation . . . . . . . . . .. 598

DTC P2138 APP SENSOR . . . . . . . . . . 599

Component Description . . . . . . . . . . 599
CONSULT-II Reference Value in Data Monitor Mode

. 599

On Board Diagnosis Logic . . . . . . . . ... 599
DTC Confirmation Procedure . . . . . . . ... 600
Wiring Diagram . . . . . . . . . . . . . 601
Diagnostic Procedure . . . . . . . . . . ... 602
Component Inspection . . . . . . . . . . . 605
Removal and Installation . . . . . . . . . .. 605

DTC P2A00, P2A03 A/F SENSOR 1 . . . . . .. 606

Component Description . . . . . . . . . . 606
CONSULT-II Reference Value in Data Monitor Mode

. 606

On Board Diagnosis Logic . . . . . . . . ... 606
DTC Confirmation Procedure . . . . . . . ... 606
Wiring Diagram . . . . . . . . . . . . . 608
Diagnostic Procedure . . . . . . . . . . . 611
Removal and Installation . . . . . . . . . .. 617

ASCD BRAKE SWITCH . . . . . . . . . . . 618

Component Description . . . . . . . . . . 618
CONSULT-II Reference Value in Data Monitor Mode

. 618

Wiring Diagram . . . . . . . . . . . . . 619
Diagnostic Procedure . . . . . . . . . . ... 620
Component Inspection . . . . . . . . . . . 624

ASCD INDICATOR . . . . . . . . . . . . . 625

Component Description . . . . . . . . . . 625
CONSULT-II Reference Value in Data Monitor Mode

. 625

Wiring Diagram . . . . . . . . . . . . . . 626
Diagnostic Procedure . . . . . . . . . . ... 627

ELECTRICAL LOAD SIGNAL . . . . . . . . 628

Description . . . . . . . . . . . . . . . 628
CONSULT-II Reference Value in Data Monitor Mode

. 628

Diagnostic Procedure . . . . . . . . . . ... 628

FUEL INJECTOR . . . . . . . . . . . . . 630

Component Description . . . . . . . . . . 630
CONSULT-II Reference Value in Data Monitor Mode

. 630

Wiring Diagram . . . . . . . . . . . . . . 631
Diagnostic Procedure . . . . . . . . . . ... 632
Component Inspection . . . . . . . . . . .. 636
Removal and Installation . . . . . . . . . .. 636

FUEL PUMP . . . . . . . . . . . . . . . 637

Description . . . . . . . . . . . . . . . 637
CONSULT-II Reference Value in Data Monitor Mode

. 637

Wiring Diagram . . . . . . . . . . . . . . 638
Diagnostic Procedure . . . . . . . . . . ... 639
Component Inspection . . . . . . . . . . .. 641
Removal and Installation . . . . . . . . . .. 642

IGNITION SIGNAL . . . . . . . . . . . . .. 643

Component Description . . . . . . . . . . 643
Wiring Diagram . . . . . . . . . . . . . . 644
Diagnostic Procedure . . . . . . . . . . ... 649
Component Inspection . . . . . . . . . . .. 654
Removal and Installation . . . . . . . . . .. 655

REFRIGERANT PRESSURE SENSOR . . . . .. 656

Component Description . . . . . . . . . . 656
Wiring Diagram . . . . . . . . . . . . . . 657
Diagnostic Procedure . . . . . . . . . . ... 658
Removal and Installation . . . . . . . . . .. 660

VIAS . . . . . . . . . . . . . . . . . . 661

Description . . . . . . . . . . . . . . . 661
CONSULT-II Reference Value in Data Monitor Mode

. 662

Wiring Diagram . . . . . . . . . . . . . . 663
Diagnostic Procedure . . . . . . . . . . ... 665
Component Inspection . . . . . . . . . . .. 668
Removal and Installation . . . . . . . . . .. 669

MIL AND DATA LINK CONNECTOR . . . . . .. 670

Wiring Diagram . . . . . . . . . . . . . . 670

SERVICE DATA AND SPECIFICATIONS (SDS) . 672

Fuel Pressure . . . . . . . . . . . . . ... 672
Idle Speed and Ignition Timing . . . . . . . . 672
Calculated Load Value . . . . . . . . . . .. 672
Mass Air Flow Sensor . . . . . . . . . . ... 672
Intake Air Temperature Sensor . . . . . . . . 672
Engine Coolant Temperature Sensor . . . . ... 672
Air Fuel Ratio (A/F) Sensor 1 Heater . . . . . 672
Heated Oxygen sensor 2 Heater . . . . . . .. 672
Crankshaft Position Sensor (POS) . . . . . ... 672
Camshaft Position Sensor (PHASE) . . . . . 672
Throttle Control Motor . . . . . . . . . . ... 672

EC-8

2007 Pathfinder

Fuel Injector . . . . . . . . . . . . . . .. 673
Fuel Pump . . . . . . . . . . . . . . . 673

INDEX FOR DTC

EC-9

C

D

E

F

G

H

I

J

K

L

M

A

EC

2007 Pathfinder

INDEX FOR DTC

PFP:00024

DTC No. Index

UBS00K2Z

NOTE:

●

If DTC U1000 or U1001 is displayed with other DTC, first perform the trouble diagnosis for DTC
U1000, U1001. Refer to

EC-154, "DTC U1000, U1001 CAN COMMUNICATION LINE"

.

●

If DTC U1010 is displayed with other DTC, first perform the trouble diagnosis for DTC U1010. Refer
to

EC-157, "DTC U1010 CAN COMMUNICATION"

.

DTC*

1

Items

(CONSULT-II screen terms)

Reference page

CONSULT-II

GST*

2

ECM*

3

U1000

1000*

4

CAN COMM CIRCUIT

EC-154

U1001

1001*

4

CAN COMM CIRCUIT

EC-154

U1010

1010

CONTOROL UNIT (CAN)

EC-157

P0000

0000

NO DTC IS DETECTED.
FURTHER TESTING
MAY BE REQUIRED.

—

P0011

0011

INT/V TIM CONT-B1

EC-159

P0021

0021

INT/V TIM CONT-B2

EC-159

P0031

0031

A/F SEN1 HTR (B1)

EC-163

P0032

0032

A/F SEN1 HTR (B1)

EC-163

P0037

0037

HO2S2 HTR (B1)

EC-171

P0038

0038

HO2S2 HTR (B1)

EC-171

P0051

0051

A/F SEN1 HTR (B2)

EC-163

P0052

0052

A/F SEN1 HTR (B2)

EC-163

P0057

0057

HO2S2 HTR (B2)

EC-171

P0058

0058

HO2S2 HTR (B2)

EC-171

P0075

0075

INT/V TIM V/CIR-B1

EC-180

P0081

0081

INT/V TIM V/CIR-B2

EC-180

P0101

0101

MAF SEN/CIRCUIT

EC-187

P0102

0102

MAF SEN/CIRCUIT

EC-196

P0103

0103

MAF SEN/CIRCUIT

EC-196

P0112

0112

IAT SEN/CIRCUIT

EC-203

P0113

0113

IAT SEN/CIRCUIT

EC-203

P0117

0117

ECT SEN/CIRC

EC-208

P0118

0118

ECT SEN/CIRC

EC-208

P0122

0122

TP SEN 2/CIRC

EC-213

P0123

0123

TP SEN 2/CIRC

EC-213

P0125

0125

ECT SENSOR

EC-220

P0127

0127

IAT SENSOR

EC-223

P0128

0128

THERMSTAT FNCTN

EC-226

P0130

0130

A/F SENSOR1 (B1)

EC-228

P0131

0131

A/F SENSOR1 (B1)

EC-237

P0132

0132

A/F SENSOR1 (B1)

EC-245

P0133

0133

A/F SENSOR1 (B1)

EC-253

P0137

0137

HO2S2 (B1)

EC-265

P0138

0138

HO2S2 (B1)

EC-277

EC-10

INDEX FOR DTC

2007 Pathfinder

P0139

0139

HO2S2 (B1)

EC-291

P0150

0150

A/F SENSOR1 (B2)

EC-228

P0151

0151

A/F SENSOR1 (B2)

EC-237

P0152

0152

A/F SENSOR1 (B2)

EC-245

P0153

0153

A/F SENSOR1 (B2)

EC-253

P0157

0157

HO2S2 (B2)

EC-265

P0158

0158

HO2S2 (B2)

EC-277

P0159

0159

HO2S2 (B2)

EC-291

P0171

0171

FUEL SYS-LEAN-B1

EC-303

P0172

0172

FUEL SYS-RICH-B1

EC-315

P0174

0174

FUEL SYS-LEAN-B2

EC-303

P0175

0175

FUEL SYS-RICH-B2

EC-315

P0181

0181

FTT SENSOR

EC-326

P0182

0182

FTT SEN/CIRCUIT

EC-331

P0183

0183

FTT SEN/CIRCUIT

EC-331

P0222

0222

TP SEN 1/CIRC

EC-335

P0223

0223

TP SEN 1/CIRC

EC-335

P0300

0300

MULTI CYL MISFIRE

EC-342

P0301

0301

CYL 1 MISFIRE

EC-342

P0302

0302

CYL 2 MISFIRE

EC-342

P0303

0303

CYL 3 MISFIRE

EC-342

P0304

0304

CYL 4 MISFIRE

EC-342

P0305

0305

CYL 5 MISFIRE

EC-342

P0306

0306

CYL 6 MISFIRE

EC-342

P0327

0327

KNOCK SEN/CIRC-B1

EC-350

P0328

0328

KNOCK SEN/CIRC-B1

EC-350

P0332

0332

KNOCK SEN/CIRC-B2

EC-350

P0333

0333

KNOCK SEN/CIRC-B2

EC-350

P0335

0335

CKP SEN/CIRCUIT

EC-355

P0340

0340

CMP SEN/CIRC-B1

EC-362

P0345

0345

CMP SEN/CIRC-B2

EC-362

P0420

0420

TW CATALYST SYS-B1

EC-371

P0430

0430

TW CATALYST SYS-B2

EC-371

P0441

0441

EVAP PURG FLOW/MON

EC-377

P0442

0442

EVAP SMALL LEAK

EC-382

P0443

0443

PURG VOLUME CONT/V

EC-390

P0444

0444

PURG VOLUME CONT/V

EC-398

P0445

0445

PURG VOLUME CONT/V

EC-398

P0447

0447

VENT CONTROL VALVE

EC-405

P0448

0448

VENT CONTROL VALVE

EC-412

P0451

0451

EVAP SYS PRES SEN

EC-418

P0452

0452

EVAP SYS PRES SEN

EC-421

DTC*

1

Items

(CONSULT-II screen terms)

Reference page

CONSULT-II

GST*

2

ECM*

3