Home/Infiniti/FX45/Infiniti FX45 I (2002-2006)/Repair manual/Diagnosis/Accelerator Pedal Position Sensor

Contents

Wiring diagrams Section: Diagnosis

ALPHABETICAL INDEX

SUPPLEMENTAL RESTRAINT SYSTEM (SRS) "AIR BAG" AND "SEAT BELT PRE-TENSIONER"

PRECAUTIONS

ATF Cooler Service

SPECIAL SERVICE TOOLS

SHIFT MECHANISM

N Position

TCM FUNCTION

Control System Outline

Normal Control

Back-Up Control (Engine Brake)

During Shift Change

SHIFT CONTROL

Shift Change

LOCK-UP CONTROL

Lock-Up Released

Lock-Up Applied

Smooth Lock-Up Control

Half-Clutched State

Slip Lock-Up Control

OBD-II FUNCTION FOR A/T SYSTEM

One Trip Detection Logic

Two Trip Detection Logic

Freeze Frame Data and 1st Trip Freeze Frame Data

FAIL-SAFE

Vehicle Speed Sensor

Accelerator Pedal Position Sensor

Throttle Position Sensor

PNP Switch

Starter Relay

A/T Interlock

A/T 1st Engine Braking

Line Pressure Solenoid

Low Coast Brake Solenoid

Input Clutch Solenoid

Direct Clutch Solenoid

Front Brake Clutch Solenoid

High And Low Reverse Clutch Solenoid

Turbine Revolution Sensor 1 Or 2

Work Flow

Information From Customer

CHECK BEFORE ENGINE IS STARTED

CHECK AT IDLE

CONSULT-II

CONSULT-II Setting Procedure

Data Monitor Mode

Possible Cause

With CONSULT-II

With GST

Check PNP SW Circuit

Check TCM

Detect Malfunction Item

Detect Malfunctioning Item

Check CAN Communication Line

Judgement of A/T Interlock

Manual Mode Switch

All sections

Accelerator Pedal Position Sensor Infiniti FX45 I

Diagnosis

Accelerator Pedal Position Sensor

If there is a malfunction in one of the systems, the accelerator opening angle is controlled by ECM according to a predetermined accelerator angle to make driving possible. And if there are malfunctions in tow systems, the engine speed is fixed by ECM to a predetermined engine speed to make driving possible.