Nissan Sentra 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”.
Work Procedure
1.START
With CONSULT
- Start engine and warm it up to normal operating temperature.
- Select “SELF-LEARNING CONT” in “WORK SUPPORT” mode of “ENGINE” using CONSULT.
- Clear mixture ratio self-learning value by touching “CLEAR”.
With GST
- Start engine and warm it up to normal operating temperature.
- Turn ignition switch OFF.
- Disconnect mass air flow sensor harness connector.
- Restart engine and let it idle for at least 5 seconds.
- Stop engine and reconnect mass air flow sensor harness connector.
- Select Service $03 with GST. Make sure DTC P0102 is detected.
- 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 ...
Fuel pressure
Work Procedure
FUEL PRESSURE RELEASE
1.FUEL PRESSURE RELEASE
With CONSULT
Turn ignition switch ON.
Perform “FUEL PRESSURE RELEASE” in “WORK SUPPORT” mode of “ENGINEР...
Other materials:
Basic inspection
Inspection and adjustment
Additional service when replacing control unit (bcm)
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (BCM) : Description
Before replacement
When replacing bcm, save or print current vehicle specification with consult
configuration before replacement.
Note:
If “B ...
Power supply and ground circuit
Av control unit
Av control unit : diagnosis procedure
Regarding wiring diagram information, refer to av-331, "wiring diagram".
1.Check fuse
Check that the following fuses are not blown.
Are the fuses blown?
Yes >> replace the blown fuse after repairing the affected circuit. ...
Trunk room lamp
Removal and Installation
Warning:
Do not touch bulb while it is lit or right after being turned off.
Burning may result.
Caution:
Do not touch glass surface of the bulb with bare hands or allow oil or
grease to get on it to prevent
damage to bulb.
Release the tab (b) to open the lens.
...
