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:
B2109 steering lock relay
Description
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN
communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the
steering to BCM.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2109 is displayed with DTC U1000, first perf ...
P0443 evap canister purge volume
control solenoid valve
Description
The EVAP canister purge volume control solenoid valve uses a ON/
OFF duty to control the flow rate of fuel vapor from the EVAP canister.
The EVAP canister purge volume control solenoid valve is
moved by ON/OFF pulses from the ECM. The longer the ON pulse,
the greater the amount o ...
Headlamp
Description
Headlamp lighting when theft warning system is in alarm phase.
Component Function Check
1.CHECK HEADLAMP OPERATION
Check if headlamps operate by lighting switch.
Does headlamp come on when turning switch “ON”?
YES >> Headlamp circuit is OK.
NO >> Check headlam ...