Nissan Altima (L32) 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
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: Front power seat adjustment
(if so equipped)
Operating tips
The power seat motor has an auto-reset
overload protection circuit. If the motor
stops during operation, wait 30 seconds
then reactivate the switch.
Do not operate the power seat switch for
a long period of time when the engine is
off. This will discharge the battery.
For add ...
LDW system operation
For vehicles with the 7 inch (18 cm) display
The LDW system provides a lane departure
warning function when the vehicle is
driven at speeds of approximately 37 mph
(60 km/h) and above and the lane markings
are clear. When the vehicle approaches
either the left or the right side
of the traveling lan ...
Shift lock release
If the battery charge is low or discharged,
the shift lever may not be moved from the
P (Park) position even with the brake pedal
depressed and the shift lever button
pressed.
It will be necessary to jump start or have
your battery charged. For additional information,
see "Jump starting". Contact
a ...