Infiniti FX35, FX50 (S51). Manual — part 616
EC-5
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DTC Logic . . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
P0506 ISC SYSTEM . . . . . . . . . . .
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
P0507 ISC SYSTEM . . . . . . . . . . .
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
P0550 PSP SENSOR . . . . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
P0603 ECM POWER SUPPLY . . . . . . .
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
P0605 ECM . . . . . . . . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
P0607 ECM . . . . . . . . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
P0643 SENSOR POWER SUPPLY . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
P0850 PNP SWITCH . . . . . . . . . .
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
P1078, P1084 EVT CONTROL POSITION
SENSOR . . . . . . . . . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
P1148, P1168 CLOSED LOOP CONTROL . .
DTC Logic . . . . . . . . . . . . . . . .
P1211 TCS CONTROL UNIT . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
P1212 TCS COMMUNICATION LINE . . . ..
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
P1217 ENGINE OVER TEMPERATURE . .
DTC Logic . . . . . . . . . . . . . . . ..
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
P1225, P1234 TP SENSOR . . . . . . .
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Special Repair Requirement . . . . . . . . ..
P1226, P1235 TP SENSOR . . . . . . .
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Special Repair Requirement . . . . . . . . ..
P1233, P2101 ELECTRIC THROTTLE CON-
TROL FUNCTION . . . . . . . . . . ...
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
Special Repair Requirement . . . . . . . . ..
P1236, P2118 THROTTLE CONTROL MO-
TOR . . . . . . . . . . . . . . . . .
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
Special Repair Requirement . . . . . . . . ..
P1238, P2119 ELECTRIC THROTTLE CON-
TROL ACTUATOR . . . . . . . . . . ..
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Special Repair Requirement . . . . . . . . ..
P1239, P2135 TP SENSOR . . . . . . .
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
Special Repair Requirement . . . . . . . . ..
P1290, P2100, P2103 THROTTLE CONTROL
MOTOR RELAY . . . . . . . . . . . ..
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
P1421 COLD START CONTROL . . . . ...
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
EC-6
P1550 BATTERY CURRENT SENSOR . . ..
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
P1551, P1552 BATTERY CURRENT SEN-
SOR . . . . . . . . . . . . . . . . ..
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
P1553 BATTERY CURRENT SENSOR . . ..
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
P1554 BATTERY CURRENT SENSOR . . ..
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
P1564 ASCD STEERING SWITCH . . . . .
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
P1564 ICC STEERING SWITCH . . . . . .
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
P1568 ICC FUNCTION . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
P1572 ASCD BRAKE SWITCH . . . . . ...
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection (ASCD Brake Switch) . ...
Component Inspection (Stop Lamp Switch) . . ..
P1572 ICC BRAKE SWITCH . . . . . . ...
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection (ICC Brake Switch) . . ...
Component Inspection (Stop Lamp Switch) . . ..
Component Inspection (ICC Brake Hold Relay) .
P1574 ASCD VEHICLE SPEED SENSOR . ..
Description . . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
P1574 ICC VEHICLE SPEED SENSOR . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
P1805 BRAKE SWITCH . . . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection (Stop Lamp Switch) . . ..
P2122, P2123 APP SENSOR . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
Special Repair Requirement . . . . . . . . .
P2127, P2128 APP SENSOR . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
Special Repair Requirement . . . . . . . . .
P2138 APP SENSOR . . . . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
Special Repair Requirement . . . . . . . . .
P2A00, P2A03 A/F SENSOR 1 . . . . . .
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
ASCD BRAKE SWITCH . . . . . . . . ...
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection (ASCD Brake Switch) . ...
ASCD INDICATOR . . . . . . . . . . ...
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
COOLING FAN . . . . . . . . . . . . .
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection (Cooling Fan Motor) . . .
Component Inspection (Cooling Fan Relay) . . .
ELECTRICAL LOAD SIGNAL . . . . . . ..
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
EC-7
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Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
FUEL PUMP . . . . . . . . . . . . . .
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
ICC BRAKE SWITCH . . . . . . . . . ...
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection (ICC Brake Switch) . . ...
IGNITION SIGNAL . . . . . . . . . . ...
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection (Ignition Coil with Power
Transistor) . . . . . . . . . . . . . . . .
Component Inspection (Condenser) . . . . . .
INFORMATION DISPLAY (ASCD) . . . . ..
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
MALFUNCTION INDICATOR LAMP . . . ...
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
ON BOARD REFUELING VAPOR RECOV-
ERY (ORVR) . . . . . . . . . . . . . .
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
POSITIVE CRANKCASE VENTILATION . .
Description . . . . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
REFRIGERANT PRESSURE SENSOR . . ...
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
SNOW MODE SWITCH . . . . . . . . .
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
ECU DIAGNOSIS INFORMATION . . .
ECM . . . . . . . . . . . . . . . . ..
Reference Value . . . . . . . . . . . . ...
Wiring Diagram - ENGINE CONTROL SYSTEM - ..
Fail-safe . . . . . . . . . . . . . . . . .
DTC Inspection Priority Chart . . . . . . . .
DTC Index . . . . . . . . . . . . . . . .
How to Set SRT Code . . . . . . . . . .
Test Value and Test Limit . . . . . . . . . ..
SYMPTOM DIAGNOSIS . . . . . . .
ENGINE CONTROL SYSTEM SYMPTOMS ...
Symptom Table . . . . . . . . . . . . . .
NORMAL OPERATING CONDITION . . . .
Description . . . . . . . . . . . . . . . .
PRECAUTION . . . . . . . . . . .
PRECAUTIONS . . . . . . . . . . . ...
Precaution for Procedure without Cowl Top Cover ..
Precautions For Xenon Headlamp Service . . ...
On Board Diagnostic (OBD) System of Engine
and A/T . . . . . . . . . . . . . . . . ..
General Precautions . . . . . . . . . . . ..
PREPARATION . . . . . . . . . . .
PREPARATION . . . . . . . . . . . ...
Special Service Tools . . . . . . . . . . .
Commercial Service Tools . . . . . . . . . .
PERIODIC MAINTENANCE . . . . . ..
FUEL PRESSURE . . . . . . . . . . ...
Inspection . . . . . . . . . . . . . . . ..
EVAP LEAK CHECK . . . . . . . . . ..
Inspection . . . . . . . . . . . . . . . ..
REMOVAL AND INSTALLATION . . . .
EVAP CANISTER . . . . . . . . . . .
Exploded View . . . . . . . . . . . . . ...
Removal and Installation . . . . . . . . . ...
Inspection . . . . . . . . . . . . . . . ..
SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . ..
SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . ...
Idle Speed . . . . . . . . . . . . . . . .
Ignition Timing . . . . . . . . . . . . . ...
Calculated Load Value . . . . . . . . . . ..
Mass Air Flow Sensor . . . . . . . . . . .
VK50VE
BASIC INSPECTION . . . . . . . . .
EC-8
Work Flow . . . . . . . . . . . . . . . ..
Diagnostic Work Sheet . . . . . . . . . . ..
INSPECTION AND ADJUSTMENT . . . . .
BASIC INSPECTION . . . . . . . . . . . .
BASIC INSPECTION : Special Repair Require-
ment . . . . . . . . . . . . . . . . . ...
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT (ECM) . . . . . . . . . . ...
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT (ECM) : Description . . . . ...
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT (VVEL CONTROL MODULE) . ..
IDLE SPEED . . . . . . . . . . . . . . .
IDLE SPEED : Description . . . . . . . . .
IDLE SPEED : Special Repair Requirement . . .
IGNITION TIMING . . . . . . . . . . . . .
IGNITION TIMING : Description . . . . . . .
IGNITION TIMING : Special Repair Requirement ..
VIN REGISTRATION . . . . . . . . . . . .
VIN REGISTRATION : Description . . . . . .
VIN REGISTRATION : Special Repair Require-
ment . . . . . . . . . . . . . . . . . ...
ACCELERATOR PEDAL RELEASED POSITION
LEARNING . . . . . . . . . . . . . . . ...
ACCELERATOR PEDAL RELEASED POSITION
LEARNING : Description . . . . . . . . . ...
ACCELERATOR PEDAL RELEASED POSITION
LEARNING : Special Repair Requirement . . .
THROTTLE VALVE CLOSED POSITION LEARN-
ING . . . . . . . . . . . . . . . . . . ...
THROTTLE VALVE CLOSED POSITION
LEARNING : Description . . . . . . . . . ...
THROTTLE VALVE CLOSED POSITION
LEARNING : Special Repair Requirement . . .
IDLE AIR VOLUME LEARNING . . . . . . . ..
IDLE AIR VOLUME LEARNING : Description . ...
IDLE AIR VOLUME LEARNING : Special Repair
Requirement . . . . . . . . . . . . . . ..
VVEL CONTROL SHAFT POSITION SENSOR AD-
JUSTMENT . . . . . . . . . . . . . . . ..
VVEL CONTROL SHAFT POSITION SENSOR
ADJUSTMENT : Description . . . . . . . . .
VVEL CONTROL SHAFT POSITION SENSOR
ADJUSTMENT : Special Repair Requirement . ..
MIXTURE RATIO SELF-LEARNING VALUE
CLEAR . . . . . . . . . . . . . . . . . .
MIXTURE RATIO SELF-LEARNING VALUE
CLEAR : Description . . . . . . . . . . . .
MIXTURE RATIO SELF-LEARNING VALUE
CLEAR : Special Repair Requirement . . . . ..
SYSTEM DESCRIPTION . . . . . . ..
ENGINE CONTROL SYSTEM . . . . . . ..
System Diagram . . . . . . . . . . . . ...
System Description . . . . . . . . . . . ...
Component Parts Location . . . . . . . . ...
Component Description . . . . . . . . . .
MULTIPORT FUEL INJECTION SYSTEM . ...
System Diagram . . . . . . . . . . . . ...
System Description . . . . . . . . . . . ...
Component Parts Location . . . . . . . . ...
Component Description . . . . . . . . . .
ELECTRIC IGNITION SYSTEM . . . . . ...
System Diagram . . . . . . . . . . . . ...
System Description . . . . . . . . . . . ...
Component Parts Location . . . . . . . . ...
Component Description . . . . . . . . . .
AIR CONDITIONING CUT CONTROL . . . .
System Diagram . . . . . . . . . . . . ...
System Description . . . . . . . . . . . ...
Component Parts Location . . . . . . . . ...
Component Description . . . . . . . . . .
AUTOMATIC SPEED CONTROL DEVICE
(ASCD) . . . . . . . . . . . . . . . ..
System Diagram . . . . . . . . . . . . ...
System Description . . . . . . . . . . . ...
Component Parts Location . . . . . . . . ...
Component Description . . . . . . . . . .
CAN COMMUNICATION . . . . . . . . ..
System Description . . . . . . . . . . . ...
COOLING FAN CONTROL . . . . . . . ..
System Diagram . . . . . . . . . . . . ...
System Description . . . . . . . . . . . ...
Component Parts Location . . . . . . . . ...
Component Description . . . . . . . . . .
EVAPORATIVE EMISSION SYSTEM . . . ..
System Diagram . . . . . . . . . . . . ...
System Description . . . . . . . . . . . ...
Component Parts Location . . . . . . . . ...
Component Description . . . . . . . . . .
EXHAUST VALVE TIMING CONTROL . . .
System Diagram . . . . . . . . . . . . ...
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