Nissan Pathfinder. Manual - part 424

 

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Nissan Pathfinder. Manual - part 424

 

 

EC-2

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

37

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

38

COOLING FAN CONTROL : System Description ...

38

ELECTRONIC CONTROLLED ENGINE MOUNT  ....

38

ELECTRONIC CONTROLLED ENGINE MOUNT 
: System Description ..............................................
.

38

EVAPORATIVE EMISSION SYSTEM .......................

40

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

41

THROTTLE CONTROL .............................................

41

THROTTLE CONTROL : System Description  ........

42

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

42

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

42

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

43

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

43

FUEL FILLER CAP WARNING SYSTEM .................

44

FUEL FILLER CAP WARNING SYSTEM : System 
Description .............................................................
.

44

VARIABLE INDUCTION AIR SYSTEM  ....................

44

VARIABLE INDUCTION AIR SYSTEM : System 
Description .............................................................
.

45

INTEGRATED CONTROL OF ENGINE, CVT, AND 
ABS ..........................................................................
.

46

INTEGRATED CONTROL OF ENGINE, CVT, 
AND ABS : System Description .............................
.

46

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

46

CAN COMMUNICATION : System Description  ......

46

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

48

AUTOMATIC SPEED CONTROL DEVICE (ASCD) ...

48

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

48

ON BOARD DIAGNOSTIC (OBD) SYSTEM  .....

50

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

50

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

50

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

51

DIAGNOSIS DESCRIPTION  .....................................

51

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

51

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

51

DIAGNOSIS DESCRIPTION : Counter System  .....

52

DIAGNOSIS DESCRIPTION : Driving Pattern  .......

55

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

56

DIAGNOSIS DESCRIPTION : Permanent Diag-
nostic Trouble Code (Permanent DTC)  ..................

57

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

58

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

58

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

61

ECU DIAGNOSIS INFORMATION .............

73

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

73

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

73

Fail-safe ..................................................................

87

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

89

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

91

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

95

WIRING DIAGRAM  ...................................

103

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

103

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

103

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

133

DIAGNOSIS AND REPAIR WORKFLOW ........

133

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

133

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

136

SERVICE AFTER REPLACING OR REMOV-
ING ENGINE PARTS ........................................

138

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

138

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

139

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

139

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

139

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

141

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

141

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

141

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

142

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

142

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

142

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

143

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

143

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

143

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

145

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

145

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

145

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

146

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

146

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

146

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

147

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

147

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

151

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

151

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

153

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

153

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

154

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

156

HOW TO ERASE PERMANENT DTC ..............

159

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

159

Work Procedure (Group A)  ...................................

160

Work Procedure (Group B)  ...................................

162

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

165

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

165

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

165

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

165

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

166

POWER SUPPLY AND GROUND CIRCUIT ....

173

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

173

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

177

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

177

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

177

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

177

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

178

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

178

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

178

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

178

P0011, P0021 IVT CONTROL ..........................

179

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

179

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

180

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

181

P0031, P0032, P0051, P0052 A/F SENSOR 1 
HEATER ...........................................................

183

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

183

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

183

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

184

P0037, P0038, P0057, P0058 HO2S2 HEAT-
ER .....................................................................

186

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

186

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

186

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

187

P0075, P0081 IVT CONTROL SOLENOID 
VALVE ..............................................................

189

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

189

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

189

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

190

P0101 MAF SENSOR .......................................

191

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

191

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

191

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

193

P0102, P0103 MAF SENSOR  .........................

196

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

196

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

196

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

197

P0111 IAT SENSOR  .......................................

200

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

200

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

201

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

201

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

201

P0112, P0113 IAT SENSOR  ...........................

202

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

202

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

202

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

203

P0116 ECT SENSOR  ......................................

204

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

204

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

205

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

205

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

205

P0117, P0118 ECT SENSOR ..........................

206

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

206

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

206

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

207

P0122, P0123 TP SENSOR  ............................

208

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

208

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

208

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

209

P0125 ECT SENSOR  ......................................

210

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

210

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

210

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

211

P0127 IAT SENSOR  .......................................

212

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

212

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

212

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

213

P0128 THERMOSTAT FUNCTION .................

214

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

214

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

215

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

215

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

217

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

217

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

218

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

219

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

221

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

221

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

222

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

224

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

224

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

225

P0137, P0157 HO2S2  .....................................

227

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

227

EC-4

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

228

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

229

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

230

P0138, P0158 HO2S2 ......................................

233

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

233

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

235

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

235

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

238

P0139, P0159 HO2S2 ......................................

240

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

240

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

241

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

242

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

243

P014C, P014D, P014E, P014F, P015A, 
P015B, P015C, P015D A/F SENSOR 1  ..........

246

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

246

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

248

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

252

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

252

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

253

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

256

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

256

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

257

P0181 FTT SENSOR  .......................................

260

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

260

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

261

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

262

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

263

P0182, P0183 FTT SENSOR ...........................

264

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

264

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

264

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

265

P0196 EOT SENSOR  ......................................

266

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

266

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

268

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

268

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

268

P0197, P0198 EOT SENSOR  ..........................

270

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

270

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

270

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

271

P0222, P0223 TP SENSOR .............................

272

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

272

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

272

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

273

P0300, P0301, P0302, P0303, P0304, P0305, 
P0306 MISFIRE  ...............................................

274

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

274

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

275

P0327, P0328, P0332, P0333 KS .....................

280

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

280

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

280

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

281

P0335 CKP SENSOR (POS)  ............................

282

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

282

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

282

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

284

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

285

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

285

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

285

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

287

P0420, P0430 THREE WAY CATALYST 
FUNCTION ........................................................

288

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

288

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

289

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

290

P0441 EVAP CONTROL SYSTEM  ..................

293

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

293

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

294

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

295

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

298

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

298

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

299

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

301

P0444, P0445 EVAP CANISTER PURGE 
VOLUME CONTROL SOLENOID VALVE  .......

303

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

303

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

303

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

304

P0447 EVAP CANISTER VENT CONTROL 
VALVE ..............................................................

306

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

306

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

306

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

307

P0448 EVAP CANISTER VENT CONTROL 
VALVE ..............................................................

309

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

309

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

309

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

311

P0451 EVAP CONTROL SYSTEM PRES-
SURE SENSOR  ................................................

313

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

313

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

314

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

315

P0452 EVAP CONTROL SYSTEM PRES-
SURE SENSOR  ................................................

316

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

316

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

317

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

318

P0453 EVAP CONTROL SYSTEM PRES-
SURE SENSOR ................................................

319

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

319

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

320

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

322

P0456 EVAP CONTROL SYSTEM  ..................

323

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

323

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

324

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

328

P0460 FUEL LEVEL SENSOR  ........................

329

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

329

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

329

P0461 FUEL LEVEL SENSOR  ........................

330

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

330

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

330

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

331

P0462, P0463 FUEL LEVEL SENSOR  ............

332

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

332

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

332

P0500 VSS  .......................................................

333

FOR NORTH AMERICA  ..........................................

333

FOR NORTH AMERICA : Description  ..................

333

FOR NORTH AMERICA : DTC Logic  ...................

333

FOR NORTH AMERICA : Diagnosis Procedure  ...

333

FOR MEXICO  ..........................................................

334

FOR MEXICO : Description  ..................................

334

FOR MEXICO : DTC Logic  ...................................

334

FOR MEXICO : Component Function Check ........

335

FOR MEXICO : Diagnosis Procedure  ...................

336

P0506 ISC SYSTEM .........................................

337

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

337

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

337

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

337

P0507 ISC SYSTEM .........................................

339

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

339

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

339

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

339

P050A, P050E COLD START CONTROL  .......

341

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

341

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

341

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

342

P0520 EOP SENSOR .......................................

343

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

343

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

343

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

345

P0524 ENGINE OIL PRESSURE  .....................

346

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

346

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

347

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

348

P0603 ECM POWER SUPPLY  .......................

349

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

349

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

349

P0605 ECM  .....................................................

351

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

351

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

351

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

353

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

353

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

353

P0643 SENSOR POWER SUPPLY  ................

354

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

354

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

354

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

354

P0850 PNP SWITCH .......................................

356

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

356

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

356

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

357

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

357

P1148, P1168 CLOSED LOOP CONTROL  ....

359

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

359

P1212 TCS COMMUNICATION LINE .............

360

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

360

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

360

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

360

P1217 ENGINE OVER TEMPERATURE  ........

361

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

361

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

361

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

362

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

364

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

364

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

364

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

365

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

365

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

365

P1550 BATTERY CURRENT SENSOR ..........

366

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

366

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

366

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

367

P1551, P1552 BATTERY CURRENT SEN-
SOR .................................................................

368

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

368

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

368

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

369

P1553 BATTERY CURRENT SENSOR ..........

370

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

370

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

370

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

371

 

 

 

 

 

 

 

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