Nissan Altima L32. Instruction — part 1415

TM-4

Component Inspection [Pressure Control Sole-
noid Valve A (Line Pressure Solenoid Valve)] . ...

170

Component Inspection [Pressure Control Sole-
noid Valve B (Secondary Pressure Solenoid
Valve)] . . . . . . . . . . . . . . . . ...

170

P1701 TRANSMISSION CONTROL MODULE
(POWER SUPPLY) . . . . . . . . . . ..

172

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

172

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

172

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

172

P1705 THROTTLE POSITION SENSOR . .

175

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

175

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

175

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

175

P1722 ESTM VEHICLE SPEED SIGNAL . .

176

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

176

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

176

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

176

P1723 CVT SPEED SENSOR FUNCTION . ..

178

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

178

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

178

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

178

P1726 ELECTRIC THROTTLE CONTROL
SYSTEM . . . . . . . . . . . . . . ...

180

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

180

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

180

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

180

P1740 LOCK-UP SELECT SOLENOID
VALVE . . . . . . . . . . . . . . . .

181

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

181

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

181

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

181

Component Inspection (Lock-up Select Solenoid
Valve) . . . . . . . . . . . . . . . . .

182

P1745 LINE PRESSURE CONTROL . . . ..

183

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

183

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

183

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

183

P1777 STEP MOTOR . . . . . . . . . ..

184

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

184

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

184

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

184

Component Inspection (Step Motor) . . . . . ..

186

P1778 STEP MOTOR - FUNCTION . . . .

187

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

187

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

187

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

187

SHIFT LOCK SYSTEM . . . . . . . . .

189

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

189

Wiring Diagram - CVT SHIFT LOCK SYSTEM -
Coupe . . . . . . . . . . . . . . . . .

189

Wiring Diagram - CVT SHIFT LOCK SYSTEM -
Sedan . . . . . . . . . . . . . . . . .

192

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

194

ECU DIAGNOSIS . . . . . . . . . ..

197

TCM . . . . . . . . . . . . . . . . ..

197

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

197

Wiring Diagram—CVT CONTROL SYSTEM—
Coupe . . . . . . . . . . . . . . . . ...

202

Wiring Diagram—CVT CONTROL SYSTEM—Se-
dan . . . . . . . . . . . . . . . . . .

211

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

219

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

220

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

221

SYMPTOM DIAGNOSIS . . . . . . ...

222

SYSTEM SYMPTOM . . . . . . . . . .

222

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

222

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

233

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

233

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

233

Precaution for Procedure without Cowl Top Cover .

233

Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect . . . . . . . .

233

Precaution for On Board Diagnosis (OBD) System
of CVT and Engine . . . . . . . . . . . .

234

Precaution for TCM and CVT Assembly Replace-
ment . . . . . . . . . . . . . . . . . ..

234

Removal and Installation Procedure for CVT Unit
Connector . . . . . . . . . . . . . . . .

234

Precaution . . . . . . . . . . . . . . . .

235

Service Notice or Precaution . . . . . . . .

236

ATFTEMP COUNT Conversion Table . . . . ..

237

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

238

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

238

Special Service Tool . . . . . . . . . . . .

238

Commercial Service Tool . . . . . . . . . ..

238

ON-VEHICLE MAINTENANCE . . . . .

240

CVT FLUID . . . . . . . . . . . . . ...

240

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

240

Changing . . . . . . . . . . . . . . . ...

241

FLUID COOLER CLEANING . . . . . . ...

242

Cleaning . . . . . . . . . . . . . . . .

242

STALL TEST . . . . . . . . . . . . .

245

Inspection and Judgment . . . . . . . . . ..

245

LINE PRESSURE TEST . . . . . . . . ...

247

Inspection and Judgment . . . . . . . . . ..

247

ROAD TEST . . . . . . . . . . . . . .

249

TM-5

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

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

249

Check before Engine Is Started . . . . . . .

249

Check at Idle . . . . . . . . . . . . . . .

250

Cruise Test . . . . . . . . . . . . . . .

251

CVT POSITION . . . . . . . . . . . . .

253

Inspection and Adjustment . . . . . . . . .

253

ON-VEHICLE REPAIR . . . . . . . ...

254

TRANSMISSION CONTROL MODULE . . ...

254

Exploded View . . . . . . . . . . . . . ..

254

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

254

CONTROL DEVICE . . . . . . . . . . ..

255

Exploded View . . . . . . . . . . . . . ..

255

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

255

CONTROL CABLE . . . . . . . . . . ...

256

Exploded View . . . . . . . . . . . . . ..

256

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

256

AIR BREATHER HOSE . . . . . . . . .

257

Exploded View . . . . . . . . . . . . . ..

257

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

257

DIFFERENTIAL SIDE OIL SEAL . . . . . .

258

Exploded View . . . . . . . . . . . . . ..

258

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

258

REMOVAL AND INSTALLATION . . . .

259

TRANSAXLE ASSEMBLY . . . . . . . ...

259

Exploded View . . . . . . . . . . . . . ..

259

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

259

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

260

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

261

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

261

General Specification . . . . . . . . . . .

261

Vehicle Speed When Shifting Gears . . . . . .

261

Stall Speed . . . . . . . . . . . . . . .

261

Line Pressure . . . . . . . . . . . . . .

261

Solenoid Valves . . . . . . . . . . . . .

262

CVT Fluid Temperature Sensor . . . . . . .

262

Primary Speed Sensor . . . . . . . . . . ..

262

Secondary Speed Sensor . . . . . . . . . .

262

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

262

CVT: RE0F10A

BASIC INSPECTION . . . . . . . . .

263

DIAGNOSIS AND REPAIR WORKFLOW . ...

263

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

263

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

264

INSPECTION AND ADJUSTMENT . . . . ..

266

ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT . . . . . . . . . . . . . ..

266

ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Service After Replacing TCM
and Transaxle Assembly . . . . . . . . . ...

266

FUNCTION DIAGNOSIS . . . . . . .

268

CVT SYSTEM . . . . . . . . . . . . ..

268

System Diagram . . . . . . . . . . . . .

268

Component Parts Location - Coupe . . . . . ..

269

Component Parts Location - Sedan . . . . . ..

270

MECHANICAL SYSTEM . . . . . . . . .

271

Cross-Sectional View . . . . . . . . . . .

271

System Diagram . . . . . . . . . . . . .

272

System Description . . . . . . . . . . . .

272

Component Parts Location - Coupe . . . . . ..

273

Component Parts Location - Sedan . . . . . ..

274

Component Description . . . . . . . . . . .

275

HYDRAULIC CONTROL SYSTEM . . . . .

276

System Diagram . . . . . . . . . . . . .

276

System Description . . . . . . . . . . . .

276

Component Parts Location - Coupe . . . . . ..

278

Component Parts Location - Sedan . . . . . ..

279

Component Description . . . . . . . . . . .

279

CONTROL SYSTEM . . . . . . . . . ...

281

System Diagram . . . . . . . . . . . . .

281

System Description . . . . . . . . . . . .

281

Component Parts Location - Coupe . . . . . ..

283

Component Parts Location - Sedan . . . . . ..

284

Component Description . . . . . . . . . . .

284

LOCK-UP AND SELECT CONTROL SYSTEM

.

286

System Diagram . . . . . . . . . . . . .

286

System Description . . . . . . . . . . . .

286

Component Parts Location - Coupe . . . . . ..

287

Component Parts Location - Sedan . . . . . ..

288

Component Description . . . . . . . . . . .

288

SHIFT MECHANISM . . . . . . . . . ...

290

System Diagram . . . . . . . . . . . . .

290

System Description . . . . . . . . . . . .

290

Component Parts Location - Coupe . . . . . ..

291

Component Parts Location - Sedan . . . . . ..

292

Component Description . . . . . . . . . . .

292

SHIFT LOCK SYSTEM . . . . . . . . ...

294

System Diagram . . . . . . . . . . . . .

294

System Description . . . . . . . . . . . .

294

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

294

Component Description . . . . . . . . . . .

294

ON BOARD DIAGNOSTIC (OBD) SYSTEM ..

296

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

296

DIAGNOSIS SYSTEM (TCM) . . . . . . ..

298

CONSULT-III Function (TRANSMISSION) . . .

298

TM-6

Diagnostic Tool Function . . . . . . . . . ...

301

COMPONENT DIAGNOSIS . . . . . ...

302

U1000 CAN COMM CIRCUIT . . . . . . ..

302

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

302

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

302

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

302

U1010 CONTROL UNIT (CAN) . . . . . ...

303

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

303

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

303

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

303

P0703 STOP LAMP SWITCH . . . . . . ..

304

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

304

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

304

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

304

Component Inspection (Stop Lamp Switch) . . ..

305

P0705 PARK/NEUTRAL POSITION SWITCH .

307

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

307

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

307

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

307

Component Inspection (Park/Neutral Position
Switch) . . . . . . . . . . . . . . . . ...

308

P0710 CVT FLUID TEMPERATURE SENSOR

.

310

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

310

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

310

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

310

Component Inspection (CVT Fluid Temperature
Sensor) . . . . . . . . . . . . . . . . ..

312

P0715 INPUT SPEED SENSOR (PRI SPEED
SENSOR) . . . . . . . . . . . . . . .

313

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

313

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

313

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

313

P0720 VEHICLE SPEED SENSOR CVT (SEC-
ONDARY SPEED SENSOR) . . . . . . ...

318

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

318

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

318

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

318

P0725 ENGINE SPEED SIGNAL . . . . .

322

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

322

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

322

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

322

P0730 BELT DAMAGE . . . . . . . . .

323

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

323

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

323

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

323

P0740 TORQUE CONVERTER CLUTCH SO-
LENOID VALVE . . . . . . . . . . . ...

324

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

324

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

324

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

324

Component Inspection (Torque Converter Clutch
Solenoid Valve) . . . . . . . . . . . . . .

325

P0744 A/T TCC S/V FUNCTION (LOCK -UP) ..

327

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

327

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

327

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

327

Component Inspection (Torque Converter Clutch
Solenoid Valve) . . . . . . . . . . . . . .

328

Component Inspection (Lock-up Select Solenoid
Valve) . . . . . . . . . . . . . . . . .

328

P0745 LINE PRESSURE SOLENOID VALVE ..

329

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

329

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

329

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

329

Component Inspection [Pressure Control Sole-
noid Valve A (Line Pressure Solenoid Valve)] . ..

330

P0746 PRESSURE CONTROL SOLENOID A
PERFORMANCE (LINE PRESSURE SOLE-
NOID VALVE) . . . . . . . . . . . . ...

331

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

331

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

331

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

331

Component Inspection [Pressure Control Sole-
noid Valve A (Line Pressure Solenoid Valve)] . ..

332

P0776 PRESSURE CONTROL SOLENOID B
PERFORMANCE (SEC PRESSURE SOLE-
NOID VALVE) . . . . . . . . . . . . ...

333

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

333

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

333

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

333

Component Inspection [Pressure Control Sole-
noid Valve A (Line Pressure Solenoid Valve)] . ..

334

Component Inspection [Pressure Control Sole-
noid Valve B (Secondary Pressure Solenoid
Valve)] . . . . . . . . . . . . . . . . ...

334

P0778 PRESSURE CONTROL SOLENOID B
ELECTRICAL (SEC PRESSURE SOLENOID
VALVE) . . . . . . . . . . . . . . . .

336

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

336

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

336

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

336

Component Inspection [Pressure Control Sole-
noid Valve B (Secondary Pressure Solenoid
Valve)] . . . . . . . . . . . . . . . . ...

337

P0826 MANUAL MODE SWITCH . . . . .

338

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

338

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

338

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

338

Component Inspection (Instruction Mode Switch) . .

340

P0840 TRANSMISSION FLUID PRESSURE
SENSOR A (SEC PRESSURE SENSOR) . .

341

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

341

TM-7

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

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

341

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

341

P0841 PRESSURE SENSOR FUNCTION . ...

344

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

344

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

344

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

344

Component Inspection [Pressure Control Sole-
noid Valve A (Line Pressure Solenoid Valve)] . ..

345

Component Inspection [Pressure Control Sole-
noid Valve B (Secondary Pressure Solenoid
Valve)] . . . . . . . . . . . . . . . . ...

345

P0868 SECONDARY PRESSURE DOWN . ..

346

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

346

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

346

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

346

Component Inspection [Pressure Control Sole-
noid Valve A (Line Pressure Solenoid Valve)] . ..

347

Component Inspection [Pressure Control Sole-
noid Valve B (Secondary Pressure Solenoid
Valve)] . . . . . . . . . . . . . . . . ...

347

P1701 TRANSMISSION CONTROL MODULE
(POWER SUPPLY) . . . . . . . . . . ...

349

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

349

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

349

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

349

P1705 THROTTLE POSITION SENSOR . . .

352

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

352

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

352

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

352

P1722 ESTM VEHICLE SPEED SIGNAL . .

353

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

353

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

353

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

353

P1723 CVT SPEED SENSOR FUNCTION . ..

355

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

355

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

355

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

355

P1726 ELECTRIC THROTTLE CONTROL
SYSTEM . . . . . . . . . . . . . . ...

357

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

357

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

357

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

357

P1740 LOCK-UP SELECT SOLENOID
VALVE . . . . . . . . . . . . . . . ..

358

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

358

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

358

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

358

Component Inspection (Lock-up Select Solenoid
Valve) . . . . . . . . . . . . . . . . .

359

P1745 LINE PRESSURE CONTROL . . . ...

360

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

360

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

360

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

360

P1777 STEP MOTOR . . . . . . . . . ..

361

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

361

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

361

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

361

Component Inspection (Step Motor) . . . . . ..

363

P1778 STEP MOTOR - FUNCTION . . . .

364

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

364

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

364

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

364

SHIFT POSITION INDICATOR CIRCUIT . .

366

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

366

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

366

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

366

SHIFT LOCK SYSTEM . . . . . . . . ...

367

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

367

Wiring Diagram - CVT SHIFT LOCK SYSTEM -
Coupe . . . . . . . . . . . . . . . . .

367

Wiring Diagram - CVT SHIFT LOCK SYSTEM -
Sedan . . . . . . . . . . . . . . . . .

370

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

372

ECU DIAGNOSIS . . . . . . . . . ...

375

TCM . . . . . . . . . . . . . . . . .

375

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

375

Wiring Diagram - CVT CONTROL SYSTEM -
Coupe . . . . . . . . . . . . . . . . .

380

Wiring Diagram - CVT CONTROL SYSTEM - Se-
dan . . . . . . . . . . . . . . . . . . .

389

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

397

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

398

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

399

SYMPTOM DIAGNOSIS . . . . . . .

400

SYSTEM SYMPTOM . . . . . . . . . ...

400

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

400

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

410

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

410

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

410

Precaution for Procedure without Cowl Top Cover ..

410

Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect . . . . . . . . .

410

Precaution for On Board Diagnosis (OBD) System
of CVT and Engine . . . . . . . . . . . .

411

Precaution for TCM and CVT Assembly Replace-
ment . . . . . . . . . . . . . . . . . ...

411

Removal and Installation Procedure for CVT Unit
Connector . . . . . . . . . . . . . . . ..

411

Precaution . . . . . . . . . . . . . . . .

412

Service Notice or Precaution . . . . . . . . .

413

ATFTEMP COUNT Conversion Table . . . . ...

414

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