Nissan Altima 2007-2012 Service Manual: On-vehicle repair

ACCELERATOR CONTROL SYSTEM

Exploded View

1. Accelerator pedal and accelerator position sensor assembly.

2. Locating pins

Removal and Installation

REMOVAL

1. Disconnect the battery negative terminal.

2. Disconnect the accelerator position sensor electrical connector.

3. Remove the three accelerator pedal nuts.

4. Remove the accelerator pedal and accelerator position sensor assembly.

• For electrical inspection of the accelerator pedal position sensor. Refer to EC-429, "Component Inspection" (QR25DE for California), EC-938, "Component Inspection" (QR25DE Except for Calfornia), EC- 1461, "Component Inspection" (VQ35DE).

CAUTION: • Do not disassemble the pedal assembly. Do not remove the accelerator pedal position sensor from the pedal assembly.

• Avoid impact from dropping during handling.

• Keep the pedal assembly away from water.

INSTALLATION

Installation is in the reverse order of removal.

• Align and install accelerator pedal and accelerator position sensor assembly with locating pins in locating pin holes.

• Check the accelerator pedal for smooth operation. There should be no binding or sticking when applying or releasing the accelerator pedal.

• Check that the accelerator pedal moves through the full specified distance of pedal travel.

CAUTION: When the harness connector of the accelerator pedal position sensor is disconnected, perform the “Accelerator pedal released position learning”. Refer to EC-29, "ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair Requirement" (QR25DE for California), EC-565, "ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair Requirement" (QR25DE except for California), EC-1053, "ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair Requirement" (VQ35DE).

    Precaution
    Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER ...

    Service data and specifications (SDS)
    Accelerator Control PEDAL TRAVEL ...

    Other materials:

    Key slot illumination
    Description Blinks when keyfob insertion is required. Component Function Check 1.CHECK FUNCTION Check key slot illumination (“KEY SLOT ILLUMI”) Active Test mode. Is the inspection result normal? YES >> Key slot function is OK. NO >> Refer to SEC-505, "Diagnosis Pr ...

    B210D starter relay
    Description Located in IPDM E/R, it runs the starter motor. The starter relay is turned ON by the BCM when the ignition switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication. DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B210D is displa ...

    Drive belts
    Checking Drive Belts 1. Power steering pump 2. Drive belt auto-tensioner 3. Crankshaft 4. Idler pulley 5. A/C compressor pulley 6. Generator pulley 7. Idler pulley 8. Drive belt A. Indicator B. Possible use range (for new belt) C. Belt replacement WARNING: Inspect and check the drive ...