Index Manuals Nissan Pathfinder (2011 year) - Service and Repair Manual

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Nissan Pathfinder (2011 year). Manual - part 244

EC-6

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

P1800 VIAS CONTROL SOLENOID VALVE 1 .

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

P2118 THROTTLE CONTROL MOTOR ..........

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

ASCD INDICATOR ...........................................

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

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

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

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

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

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

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

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

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

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

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

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

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

FUEL PUMP .....................................................

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

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

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

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

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

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

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

ON BOARD REFUELING VAPOR RECOV-
ERY (ORVR) .....................................................

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

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

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

POSITIVE CRANKCASE VENTILATION .........

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

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

REFRIGERANT PRESSURE SENSOR ...........

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

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

VIAS ..................................................................

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

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

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

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

CONSULT-III 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 .....................................

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

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

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

SYMPTOM DIAGNOSIS ............................

ENGINE CONTROL SYSTEM SYMPTOMS ....

Symptom Matrix Chart ..........................................

NORMAL OPERATING CONDITION ...............

Fuel Cut Control (at No Load and High Engine
Speed) ...................................................................

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

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

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

Precaution for Procedure without Cowl Top Cover ..

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

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

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

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

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

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

PERIODIC MAINTENANCE .......................

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

Fuel Pressure Check .............................................

EVAP LEAK CHECK ........................................

How to Detect Fuel Vapor Leakage ......................

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

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

Fuel Pressure ........................................................

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

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

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

Intake Air Temperature Sensor .............................

Engine Coolant Temperature Sensor ....................

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

Heated Oxygen sensor 2 Heater ...........................

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

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

Throttle Control Motor ............................................

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

Fuel Pump .............................................................

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 ................................................

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

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

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

2011 Pathfinder

EC-8

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

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

CONSULT-III Function ..........................................

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

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

CONSULT-III 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 ......................................

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

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

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

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

DIAGNOSIS AND REPAIR WORK FLOW ......

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 ...............

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

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

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

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

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

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 ............................................................

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

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

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

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

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

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

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

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 .............................................................

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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 ....................................

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 ...................................

2011 Pathfinder

EC-10

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 TP 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 .....................................

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 ..........................................

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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 ............

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

P0550 PSP SENSOR .......................................

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

P1140, P1145 IVT CONTROL POSITION
SENSOR ..........................................................

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

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

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

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

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

P1148, P1168 CLOSED LOOP CONTROL ....

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

P1211 TCS CONTROL UNIT ..........................

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

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

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

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

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

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

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

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

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

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

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

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

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

Main 12 Causes of Overheating ............................

2011 Pathfinder

EC-12

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

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

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

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

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

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

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

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

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

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

P1421 COLD START CONTROL ....................

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

P1554 BATTERY CURRENT SENSOR ..........

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

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

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

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

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

P1564 ASCD STEERING SWITCH .................

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

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

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

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

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

P1572 ASCD BRAKE SWITCH .......................

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

P2118 THROTTLE CONTROL MOTOR ..........

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

ASCD INDICATOR ...........................................

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

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

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

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

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

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

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

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

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

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

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

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

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

FUEL PUMP .....................................................

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

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

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

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

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

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

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

MALFUNCTION INDICATOR LAMP ...............

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

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

ON BOARD REFUELING VAPOR RECOV-
ERY (ORVR) .....................................................

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

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

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

POSITIVE CRANKCASE VENTILATION .......

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

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

REFRIGERANT PRESSURE SENSOR ..........

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

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

SYMPTOM DIAGNOSIS ............................

ENGINE CONTROL SYSTEM SYMPTOMS ...

Symptom Matrix Chart ...........................................

NORMAL OPERATING CONDITION .............

Fuel Cut Control (at No Load and High Engine
Speed) ...................................................................

PERIODIC MAINTENANCE ......................

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

Fuel Pressure Check .............................................

EVAP LEAK CHECK ......................................

How to Detect EVAP Leakage ...............................

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

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

Fuel Pressure ........................................................

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

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

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

Intake Air Temperature Sensor .............................

Engine Coolant Temperature Sensor ....................

A/F Sensor 1 Heater ..............................................

Heated Oxygen sensor 2 Heater ...........................

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

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

Throttle Control Motor ............................................

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

Fuel Pump .............................................................

2011 Pathfinder

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