Index Nissan Nissan Titan (2014 year) - Service and Repair Manual

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Nissan Titan. Manual - part 175

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CONTENTS

ENGINE CONTROL SYSTEM

VK56DE

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

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

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

On Board Diagnosis (OBD) System of Engine and
A/T .............................................................................

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

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

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

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

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

SYSTEM DESCRIPTION .............................

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

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

Engine Control Component Parts Location .............

MULTIPORT FUEL INJECTION SYSTEM .........

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

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

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

AIR CONDITIONING CUT CONTROL ...............

Input/Output Signal Chart ........................................

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

AUTOMATIC SPEED CONTROL DEVICE
(ASCD) ...............................................................

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

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

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

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

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

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

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

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

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

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

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

ON BOARD DIAGNOSTIC (OBD) SYSTEM ....

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

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

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

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

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

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

DIAGNOSIS DESCRIPTION : Counter System ......

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

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

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

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

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

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

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

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

CONSULT Reference Value in Data Monitor
Mode ........................................................................

ECM Harness Connector Terminal Layout ..............

ECM Terminal and Reference Value .......................

Fail-Safe Chart ........................................................

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

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

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

EC-2

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

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

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

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

DIAGNOSIS AND REPAIR WORKFLOW .......

Trouble Diagnosis Introduction ..............................

INSPECTION AND ADJUSTMENT .................

Basic Inspection ....................................................

Idle Speed and Ignition Timing Check ...................

Procedure After Replacing ECM ...........................

VIN Registration ....................................................

Accelerator Pedal Released Position Learning .....

Throttle Valve Closed Position Learning ...............

Ethanol Mixture Ratio Adaptation (Flexible Fuel
Vehicle) ..................................................................

Idle Air Volume Learning .......................................

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

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

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

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

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

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

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

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

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

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

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

Testing Condition ...................................................

Inspection Procedure .............................................

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

POWER SUPPLY AND GROUND CIRCUIT ...

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

Ground Inspection .................................................

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

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

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

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

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

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

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

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

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

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

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

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

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DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

Overall Function Check .........................................

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

DTC Confirmation Procedure ................................

Overall Function Check .........................................

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

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

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

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

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

DTC Confirmation Procedure ................................

Overall Function Check .........................................

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

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

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

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

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

DTC Confirmation Procedure ................................

Overall Function Check .........................................

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

P0222, P0223 APP SENSOR .........................

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

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

DTC Confirmation Procedure ................................

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

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

P0300, P0301, P0302, P0303, P0304, P0305,
P0306, P0307, P0308 MISFIRE ......................

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

DTC Confirmation Procedure ................................

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

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

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

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

EC-4

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

P0340 CMP SENSOR (PHASE) ......................

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

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

DTC Confirmation Procedure ................................

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

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

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

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

DTC Confirmation Procedure ................................

Overall Function Check .........................................

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

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

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

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

DTC Confirmation Procedure ................................

Overall Function Check .........................................

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

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

P0442 EVAP CONTROL SYSTEM ..................

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

P0455 EVAP CONTROL SYSTEM ..................

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

DTC Confirmation Procedure ................................

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

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

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

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

DTC Confirmation Procedure ................................

Overall Function Check .........................................

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

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

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

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

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

DTC Confirmation Procedure ................................

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

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

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

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

Overall Function Check .........................................

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

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

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