Nissan Altima 2007-2012 Service Manual: Mixture ratio self-learning value clear
Description
This describes how to erase the mixture ratio self-learning value. For the actual procedure, follow the instructions in “Diagnosis Procedure”.
Special Repair Requirement
1.START
1. Start engine and warm it up to normal operating temperature.
2. Select “SELF-LEARNING CONT” in “WORK SUPPORT” mode with CONSULT-III.
3. Clear mixture ratio self-learning value by touching “CLEAR”.
1. Start engine and warm it up to normal operating temperature.
2. Turn ignition switch OFF.
3. Disconnect mass air flow sensor harness connector.
4. Restart engine and let it idle for at least 5 seconds.
5. Stop engine and reconnect mass air flow sensor harness connector.
6. Select Service $03 with GST. Make sure DTC P0102 is detected.
7. Select Service $04 with GST to erase the DTC P0102.
>> END
Idle air volume learning
Description
Idle Air Volume Learning is a function of ECM to learn the idle air volume
that keeps each engine idle speed
within the specific range. It must be performed under any of the following ...
Other materials:
Parking, license plate and tail
lamps
System Diagram
System Description
• BCM (Body Control Module) controls parking, license plate and tail lamps
operation.
• IPDM E/R (Intelligent Power Distribution Module Engine Room) operates parking,
license plate and tail
lamps according to CAN communication signals from BCM.
Co ...
Satellite radio tuner
Description
Communication signals are exchanged between the audio unit and satellite
radio tuner using the communication
circuits.
Diagnosis Procedure
1.CHECK HARNESS - 1
. Turn ignition switch OFF.
2. Disconnect satellite radio tuner (factory installed) connector B57
and audio unit conn ...
Axle and suspension parts
Inspection
Check front and rear axle and suspension parts for excessive play,
cracks, wear or other damage.
• Shake each wheel to check for excessive play.
• Check wheel bearings for smooth operation.
• Check axle and suspension nuts and bolts for looseness.
• Check strut (sho ...