Nissan X-Trail 32. Instruction — part 719

EC-5

C

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F

G

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EC

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P0607 ECM . . . . . . . . . . . . . ...

317

DTC Description . . . . . . . . . . . . .

317

Diagnosis Procedure . . . . . . . . . . . .

317

P0611 ECM PROTECTION . . . . . . . ..

318

DTC Description . . . . . . . . . . . . .

318

Diagnosis Procedure . . . . . . . . . . . .

318

P062B ECM . . . . . . . . . . . . . ..

319

DTC Description . . . . . . . . . . . . .

319

DTC Logic . . . . . . . . . . . . . . . .

319

Diagnosis Procedure . . . . . . . . . . . .

319

P0643 SENSOR POWER SUPPLY . . . . .

321

DTC Description . . . . . . . . . . . . .

321

Diagnosis Procedure . . . . . . . . . . . .

322

P0850 REVERSE/NEUTRAL POSITION
SWITCH . . . . . . . . . . . . . . .

323

CVT . . . . . . . . . . . . . . . . . . ..

323

CVT : DTC Description . . . . . . . . . . ..

323

CVT : Diagnosis Procedure . . . . . . . . ...

323

6M/T . . . . . . . . . . . . . . . . . . .

324

6M/T : DTC Description . . . . . . . . . . .

324

6M/T : Diagnosis Procedure . . . . . . . . ..

325

P1078 EVT CONTROL POSITION SENSOR ..

327

DTC Description . . . . . . . . . . . . .

327

Diagnosis Procedure . . . . . . . . . . . .

327

Component Inspection . . . . . . . . . . ..

329

P1197 OUT OF GAS . . . . . . . . . .

331

DTC Description . . . . . . . . . . . . .

331

Diagnosis Procedure . . . . . . . . . . . .

332

P1212 TCS COMMUNICATION LINE . . . ..

333

DTC Description . . . . . . . . . . . . .

333

Diagnosis Procedure . . . . . . . . . . . .

333

P1217 ENGINE OVER TEMPERATURE . . .

335

DTC Description . . . . . . . . . . . . .

335

Diagnosis Procedure . . . . . . . . . . . .

336

P1225 TP SENSOR . . . . . . . . . . ..

338

DTC Description . . . . . . . . . . . . .

338

Diagnosis Procedure . . . . . . . . . . . .

338

P1226 TP SENSOR . . . . . . . . . . ..

339

DTC Description . . . . . . . . . . . . .

339

Diagnosis Procedure . . . . . . . . . . . .

339

P155D GENERATOR . . . . . . . . . ...

340

DTC Description . . . . . . . . . . . . .

340

Diagnosis Procedure . . . . . . . . . . . .

340

P1564 ASCD STEERING SWITCH . . . . ..

341

DTC Description . . . . . . . . . . . . .

341

Diagnosis Procedure . . . . . . . . . . . .

341

Component Inspection . . . . . . . . . . ..

343

P1568 SIGNAL INVALID . . . . . . . .

344

DTC Description . . . . . . . . . . . . .

344

Diagnosis Procedure . . . . . . . . . . . .

344

P1572 ASCD BRAKE SWITCH . . . . . ..

346

DTC Description . . . . . . . . . . . . .

346

Diagnosis Procedure . . . . . . . . . . . .

348

Component Inspection (Brake Pedal Position
Switch) . . . . . . . . . . . . . . . . ...

350

Component Inspection (Stop Lamp Switch) . . ..

351

P1574 ASCD VEHICLE SPEED SENSOR . .

352

DTC Description . . . . . . . . . . . . .

352

Diagnosis Procedure . . . . . . . . . . . .

353

P1805 BRAKE SWITCH . . . . . . . . .

354

DTC Description . . . . . . . . . . . . .

354

Diagnosis Procedure . . . . . . . . . . . .

354

Component Inspection (Stop Lamp Switch) . . ..

355

P2008 INTAKE MANIFOLD RUNNER CON-
TROL VALVE . . . . . . . . . . . . ..

357

DTC Description . . . . . . . . . . . . .

357

Diagnosis Procedure . . . . . . . . . . . .

358

Component Inspection . . . . . . . . . . ...

359

P2100, P2103 THROTTLE CONTROL MO-
TOR RELAY . . . . . . . . . . . . .

361

DTC Description . . . . . . . . . . . . .

361

Diagnosis Procedure . . . . . . . . . . . .

362

P2101 ELECTRIC THROTTLE CONTROL
FUNCTION . . . . . . . . . . . . . ..

364

DTC Description . . . . . . . . . . . . .

364

Diagnosis Procedure . . . . . . . . . . . .

364

Component Inspection . . . . . . . . . . ...

366

P2118 THROTTLE CONTROL MOTOR . . .

367

DTC Description . . . . . . . . . . . . .

367

Diagnosis Procedure . . . . . . . . . . . .

367

Component Inspection . . . . . . . . . . ...

368

P2119 ELECTRIC THROTTLE CONTROL
ACTUATOR . . . . . . . . . . . . . .

369

DTC Description . . . . . . . . . . . . .

369

Diagnosis Procedure . . . . . . . . . . . .

370

P2122, P2123 APP SENSOR . . . . . . .

371

DTC Description . . . . . . . . . . . . .

371

Diagnosis Procedure . . . . . . . . . . . .

372

Component Inspection . . . . . . . . . . ...

373

P2127, P2128 APP SENSOR . . . . . . .

374

DTC Description . . . . . . . . . . . . .

374

Diagnosis Procedure . . . . . . . . . . . .

375

Component Inspection . . . . . . . . . . ...

376

P2135 TP SENSOR . . . . . . . . . . .

378

DTC Description . . . . . . . . . . . . .

378

Diagnosis Procedure . . . . . . . . . . . .

378

Component Inspection . . . . . . . . . . ...

380

EC-6

P2138 APP SENSOR . . . . . . . . . ..

381

DTC Description . . . . . . . . . . . . .

381

Diagnosis Procedure . . . . . . . . . . . .

382

Component Inspection . . . . . . . . . . ...

385

FUEL INJECTOR . . . . . . . . . . . .

386

Component Function Check . . . . . . . . ..

386

Diagnosis Procedure . . . . . . . . . . . .

386

Component Inspection (Fuel Injector) . . . . ...

389

Component Inspection (Fuel Injector Relay) . . .

389

LOW PRESSURE FUEL PUMP . . . . . ..

391

Component Function Check . . . . . . . . ..

391

Diagnosis Procedure . . . . . . . . . . . .

391

Component Inspection (Fuel Pump) . . . . . ..

392

HIGH PRESSURE FUEL PUMP . . . . . ..

394

Component Function Check . . . . . . . . ..

394

Diagnosis Procedure . . . . . . . . . . . .

394

Component Inspection (High Pressure Fuel
Pump) . . . . . . . . . . . . . . . . .

397

Component Inspection (High Pressure Fuel Pump
Relay) . . . . . . . . . . . . . . . . .

398

IGNITION SIGNAL . . . . . . . . . . ...

399

Component Function Check . . . . . . . . ..

399

Diagnosis Procedure . . . . . . . . . . . .

399

Component Inspection (Ignition Coil With Power
Transistor) . . . . . . . . . . . . . . . .

401

Component Inspection (Condenser) . . . . . ..

402

ELECTRICAL LOAD SIGNAL . . . . . . .

403

Description . . . . . . . . . . . . . . . .

403

Component Function Check . . . . . . . . ..

403

Diagnosis Procedure . . . . . . . . . . . .

403

SENSOR POWER SUPPLY 2 CIRCUIT . . ..

405

Description . . . . . . . . . . . . . . . .

405

Diagnosis Procedure . . . . . . . . . . . .

405

REFRIGERANT PRESSURE SENSOR . . ..

407

Component Function Check . . . . . . . . ..

407

Diagnosis Procedure . . . . . . . . . . . .

407

COOLING FAN . . . . . . . . . . . .

409

Component Function Check . . . . . . . . ..

409

Diagnosis Procedure . . . . . . . . . . . .

409

Component Inspection (Cooling Fan Motor) . . ..

412

Component Inspection (Cooling Fan Relay) . . ..

412

MALFUNCTION INDICATOR LAMP (MIL) . .

413

Component Function Check . . . . . . . . ..

413

Diagnosis Procedure . . . . . . . . . . . .

413

INFORMATION DISPLAY (ASCD) . . . . ..

414

Component Function Check . . . . . . . . ..

414

Diagnosis Procedure . . . . . . . . . . . .

414

CLUTCH PEDAL POSITION SWITCH . . .

415

Description . . . . . . . . . . . . . . . .

415

Component Function Check . . . . . . . . ..

415

Diagnosis Procedure . . . . . . . . . . . .

415

Component Inspection (Clutch Pedal Position
Switch) . . . . . . . . . . . . . . . . ..

416

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

417

Component Function Check . . . . . . . . .

417

Diagnosis Procedure . . . . . . . . . . . .

417

Component Inspection (Brake Pedal Position
Switch) . . . . . . . . . . . . . . . . ..

418

SYMPTOM DIAGNOSIS . . . . . . ...

420

ENGINE CONTROL SYSTEM . . . . . . ..

420

Symptom Table . . . . . . . . . . . . . .

420

NORMAL OPERATING CONDITION . . . ...

425

Description . . . . . . . . . . . . . . .

425

PERIODIC MAINTENANCE . . . . . ..

426

IDLE SPEED . . . . . . . . . . . . . .

426

Inspection . . . . . . . . . . . . . . . ..

426

IGNITION TIMING . . . . . . . . . . . .

427

Inspection . . . . . . . . . . . . . . . ..

427

EVAPORATIVE EMISSION SYSTEM . . . ..

428

Inspection . . . . . . . . . . . . . . . ..

428

POSITIVE CRANKCASE VENTILATION . . .

429

Inspection . . . . . . . . . . . . . . . ..

429

REMOVAL AND INSTALLATION . . . .

430

ECM . . . . . . . . . . . . . . . . ..

430

Removal and Installation . . . . . . . . . ...

430

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . .

431

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . .

431

Idle Speed . . . . . . . . . . . . . . . .

431

Ignition Timing . . . . . . . . . . . . . ...

431

Calculated Load Value . . . . . . . . . . ..

431

Mass Air Flow Sensor . . . . . . . . . . ...

431

QR25DE

HOW TO USE THIS MANUAL . . . . ..

432

HOW TO USE THIS SECTION . . . . . . .

432

Information . . . . . . . . . . . . . . .

432

PRECAUTION . . . . . . . . . . ...

433

PRECAUTIONS . . . . . . . . . . . .

433

Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" . . . . . . . . . . . . . . . ...

433

Precaution for Procedure without Cowl Top Cover .

433

Precautions for Removing Battery Terminal . . .

433

EC-7

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On Board Diagnostic (OBD) System of Engine
and CVT . . . . . . . . . . . . . . . .

435

General Precautions . . . . . . . . . . . .

435

PREPARATION . . . . . . . . . . .

438

PREPARATION . . . . . . . . . . . .

438

Special Service Tools . . . . . . . . . . .

438

Commercial Service Tools . . . . . . . . .

438

SYSTEM DESCRIPTION . . . . . . ...

440

COMPONENT PARTS . . . . . . . . . .

440

Component Parts Location . . . . . . . . ..

440

ECM . . . . . . . . . . . . . . . . . ..

444

Accelerator Pedal Position Sensor . . . . . .

444

Electric Throttle Control Actuator . . . . . . ..

444

Ignition Coil With Power Transistor . . . . . ...

445

Fuel Injector . . . . . . . . . . . . . . ..

445

Fuel Level Sensor Unit and Fuel Pump . . . .

445

Mass Air Flow Sensor (With Intake Air Tempera-
ture Sensor) . . . . . . . . . . . . . . ..

446

Engine Coolant Temperature Sensor . . . . .

447

Crankshaft Position Sensor (POS) . . . . . .

447

Camshaft Position Sensor (PHASE) . . . . . .

448

Intake Valve Timing Control Solenoid Valve . . .

448

Intake Valve Timing Intermediate Lock Control
Solenoid Valve . . . . . . . . . . . . . ..

448

Exhaust Valve Timing Control Position Sensor . .

449

Exhaust Valve Timing Control Solenoid Valve . ..

449

Intake Manifold Runner Control Valve . . . . ..

449

Air Fuel Ratio (A/F) Sensor 1 . . . . . . . .

450

Heated Oxygen Sensor 2 . . . . . . . . . ..

450

Knock Sensor . . . . . . . . . . . . . .

451

Engine Oil Pressure Sensor . . . . . . . . ..

451

Engine Oil Temperature Sensor . . . . . . .

451

Cooling Fan . . . . . . . . . . . . . . ...

452

EVAP Canister . . . . . . . . . . . . . ..

452

EVAP Canister Purge Volume Control Solenoid
Valve . . . . . . . . . . . . . . . . . .

452

Refrigerant Pressure Sensor . . . . . . . . .

453

Stop Lamp Switch & Brake Pedal Position Switch

..

453

ASCD Steering Switch . . . . . . . . . . ..

453

Information Display . . . . . . . . . . . ...

453

STRUCTURE AND OPERATION . . . . . .

454

Positive Crankcase Ventilation . . . . . . . ..

454

SYSTEM . . . . . . . . . . . . . . ...

455

ENGINE CONTROL SYSTEM . . . . . . . . .

455

ENGINE CONTROL SYSTEM : System Descrip-
tion . . . . . . . . . . . . . . . . . .

455

ENGINE CONTROL SYSTEM : Circuit Diagram ..

457

ENGINE CONTROL SYSTEM : Fail Safe . . .

458

MULTIPORT FUEL INJECTION SYSTEM . . . ..

460

MULTIPORT FUEL INJECTION SYSTEM : Sys-
tem Description (with automatic air conditioner) ...

461

MULTIPORT FUEL INJECTION SYSTEM : Sys-
tem Description (with instruction air conditioner) . ...

463

ELECTRIC IGNITION SYSTEM . . . . . . . ...

465

ELECTRIC IGNITION SYSTEM : System De-
scription . . . . . . . . . . . . . . . . .

465

INTAKE VALVE TIMING CONTROL . . . . . ...

466

INTAKE VALVE TIMING CONTROL : System De-
scription . . . . . . . . . . . . . . . . .

466

EXHAUST VALVE TIMING CONTROL . . . . ...

468

EXHAUST VALVE TIMING CONTROL : System
Description . . . . . . . . . . . . . . . .

469

INTAKE MANIFOLD RUNNER CONTROL . . . .

469

INTAKE MANIFOLD RUNNER CONTROL : Sys-
tem Description . . . . . . . . . . . . . ..

470

ENGINE PROTECTION CONTROL AT LOW EN-
GINE OIL PRESSURE . . . . . . . . . . . .

470

ENGINE PROTECTION CONTROL AT LOW EN-
GINE OIL PRESSURE : System Description . .

470

AIR CONDITIONING CUT CONTROL . . . . . .

470

AIR CONDITIONING CUT CONTROL : System
Description . . . . . . . . . . . . . . . .

471

POWER GENERATION VOLTAGE VARIABLE
CONTROL SYSTEM . . . . . . . . . . . .

471

POWER GENERATION VOLTAGE VARIABLE
CONTROL SYSTEM : System Description . . ...

471

COOLING FAN CONTROL . . . . . . . . . ..

471

COOLING FAN CONTROL : System Description ..

472

AUTOMATIC SPEED CONTROL DEVICE (ASCD) ..

473

AUTOMATIC SPEED CONTROL DEVICE (AS-
CD) : System Description . . . . . . . . . ..

473

INFORMATION DISPLAY (COMBINATION
METER) . . . . . . . . . . . . . . . . .

474

INFORMATION DISPLAY (COMBINATION
METER) : ASCD Indicator . . . . . . . . . .

474

INFORMATION DISPLAY (COMBINATION
METER) : Engine Oil Pressure Warning . . . ...

474

WARNING/INDICATOR/CHIME LIST . . . . . ..

476

WARNING/INDICATOR/CHIME LIST : Warning
lamps/Indicator lamps . . . . . . . . . . .

476

WARNING/INDICATOR/CHIME LIST : Warning/
Indicator (On Information Display) . . . . . . .

476

EVAPORATIVE EMISSION SYSTEM . . . . . .

476

EVAPORATIVE EMISSION SYSTEM : System
Description . . . . . . . . . . . . . . . .

477

CAN COMMUNICATION . . . . . . . . . . .

477

CAN COMMUNICATION : System Description . .

477

ECO MODE CONTROL . . . . . . . . . . ...

478

ECO MODE CONTROL : System Description . ..

478

OPERATION . . . . . . . . . . . . ...

479

AUTOMATIC SPEED CONTROL DEVICE (ASCD) ..

479

EC-8

AUTOMATIC SPEED CONTROL DEVICE (AS-
CD) : Switch Name and Function . . . . . . ..

479

ON BOARD DIAGNOSTIC (OBD) SYSTEM ...

480

Diagnosis Description . . . . . . . . . . .

480

GST (Generic Scan Tool) . . . . . . . . . ..

480

DIAGNOSIS SYSTEM (ECM) . . . . . . ..

481

DIAGNOSIS DESCRIPTION . . . . . . . . .

481

DIAGNOSIS DESCRIPTION : 1st Trip Detection
Logic and Two Trip Detection Logic . . . . . ..

481

DIAGNOSIS DESCRIPTION : DTC and Freeze
Frame Data . . . . . . . . . . . . . . .

481

DIAGNOSIS DESCRIPTION : Counter System .

482

DIAGNOSIS DESCRIPTION : Driving Pattern . ..

485

DIAGNOSIS DESCRIPTION : System Readiness
Test (SRT) Code . . . . . . . . . . . . ...

486

DIAGNOSIS DESCRIPTION : Malfunction Indica-
tor Lamp (MIL) . . . . . . . . . . . . . ...

487

On Board Diagnosis Function . . . . . . . .

488

CONSULT Function . . . . . . . . . . . ...

491

ECU DIAGNOSIS INFORMATION . . . .

501

ECM . . . . . . . . . . . . . . . . .

501

Reference Value . . . . . . . . . . . . .

501

Fail Safe . . . . . . . . . . . . . . . .

513

DTC Inspection Priority Chart . . . . . . . .

515

DTC Index . . . . . . . . . . . . . . . .

517

Test Value and Test Limit . . . . . . . . . ..

519

WIRING DIAGRAM . . . . . . . . .

527

ENGINE CONTROL SYSTEM . . . . . . .

527

Wiring Diagram . . . . . . . . . . . . . ..

527

BASIC INSPECTION . . . . . . . . ..

542

DIAGNOSIS AND REPAIR WORKFLOW . ...

542

Work Flow . . . . . . . . . . . . . . . ..

542

Diagnostic Work Sheet . . . . . . . . . . ..

544

BASIC INSPECTION . . . . . . . . . ...

546

Work Procedure . . . . . . . . . . . . . .

546

ADDITIONAL SERVICE WHEN REPLACING
ECM . . . . . . . . . . . . . . . . .

550

Description . . . . . . . . . . . . . . . .

550

Work Procedure . . . . . . . . . . . . . .

550

VIN REGISTRATION . . . . . . . . . ...

552

Description . . . . . . . . . . . . . . . .

552

Work Procedure . . . . . . . . . . . . . .

552

ACCELERATOR PEDAL RELEASED POSI-
TION LEARNING . . . . . . . . . . . .

553

Description . . . . . . . . . . . . . . . .

553

Work Procedure . . . . . . . . . . . . . .

553

THROTTLE VALVE CLOSED POSITION
LEARNING . . . . . . . . . . . . . ...

554

Description . . . . . . . . . . . . . . .

554

Work Procedure . . . . . . . . . . . . .

554

IDLE AIR VOLUME LEARNING . . . . . ...

555

Description . . . . . . . . . . . . . . .

555

Work Procedure . . . . . . . . . . . . .

555

MIXTURE RATIO SELF-LEARNING VALUE
CLEAR . . . . . . . . . . . . . . . ..

557

Description . . . . . . . . . . . . . . .

557

Work Procedure . . . . . . . . . . . . .

557

FUEL PRESSURE . . . . . . . . . . .

558

Work Procedure . . . . . . . . . . . . .

558

HOW TO SET SRT CODE . . . . . . . .

560

Description . . . . . . . . . . . . . . .

560

SRT Set Driving Pattern . . . . . . . . . .

561

Work Procedure . . . . . . . . . . . . .

563

DTC/CIRCUIT DIAGNOSIS . . . . . ...

565

TROUBLE DIAGNOSIS - SPECIFICATION
VALUE . . . . . . . . . . . . . . . ..

565

Description . . . . . . . . . . . . . . .

565

Component Function Check . . . . . . . . .

565

Diagnosis Procedure . . . . . . . . . . . .

566

POWER SUPPLY AND GROUND CIRCUIT .

573

Diagnosis Procedure . . . . . . . . . . . .

573

U0101 CAN COMM CIRCUIT . . . . . . ...

576

Description . . . . . . . . . . . . . . .

576

DTC Description . . . . . . . . . . . . .

576

Diagnosis Procedure . . . . . . . . . . . .

576

U1001 CAN COMM CIRCUIT . . . . . . ...

577

Description . . . . . . . . . . . . . . .

577

DTC Description . . . . . . . . . . . . .

577

Diagnosis Procedure . . . . . . . . . . . .

577

U1040 ENG COMM CIRCUIT . . . . . . ...

578

DTC Description . . . . . . . . . . . . .

578

Diagnosis Procedure . . . . . . . . . . . .

578

U1044 ENG COMM CIRCUIT . . . . . . ...

580

DTC Description . . . . . . . . . . . . .

580

Diagnosis Procedure . . . . . . . . . . . .

580

U1050, U1051 LIN COMMUNICATION . . .

582

DTC Description . . . . . . . . . . . . .

582

Diagnosis Procedure . . . . . . . . . . . .

582

P0011 IVT CONTROL . . . . . . . . . ..

584

DTC Description . . . . . . . . . . . . .

584

Diagnosis Procedure . . . . . . . . . . . .

585

Component Inspection . . . . . . . . . . ..

586

P0014 EVT CONTROL . . . . . . . . . .

588

DTC Description . . . . . . . . . . . . .

588

Diagnosis Procedure . . . . . . . . . . . .

589

Component Inspection . . . . . . . . . . ..

590

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