Nissan Altima 2007-2012 Service Manual: Throttle valve closed position learning
Description
Throttle Valve Closed Position Learning is a function of ECM to learn the fully closed position of the throttle valve by monitoring the throttle position sensor output signal. It must be performed each time harness connector of electric throttle control actuator or ECM is disconnected.
Special Repair Requirement
1.START
1. Make sure that accelerator pedal is fully released.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
Make sure that throttle valve moves during above 10 seconds by confirming the operating sound.
>> END
Accelerator pedal released position
learning
Description
Accelerator Pedal Released Position Learning is a function of ECM to learn
the fully released position of the
accelerator pedal by monitoring the accelerator pedal position sensor out ...
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 fol ...
Other materials:
Reverse signal circuit
Description
A reverse signal is supplied from the back-up lamp relay to the rear view
camera control unit. When this signal
is received, the display shows a view to the rear of the vehicle.
Diagnosis Procedure
1.BACK-UP LAMP INSPECTION
1. Turn ignition switch ON.
2. Shift selector lever t ...
Power supply and ground circuit
Description
• EPS system functions by ignition power supply.
Diagnosis Procedure
1.CHECK POWER SUPPLY
1. Turn the ignition switch OFF.
2. Disconnect power steering control unit harness connector.
3. Check voltage between power steering control unit harness connector
M59 terminal 3 ...
Multi av system (coupe)
Symptom Table
NAVIGATION SYSTEM
HANDS-FREE PHONE SYSTEM
REAR VIEW MONITOR
AUDIO SYSTEM
...