P1122 NISSAN - Electric Throttle Control Performance Problem
- Faulty Electric Throttle Control Actuator
- Electric Throttle Control Actuator harness is open or shorted
- Electric Throttle Control Actuator circuit is open or shorted
Start by performing the "Idle Air Volume Learning Procedure", if the problem persist the Electric Throttle Control Actuator may need to be replaced.
There is a factory service bulletin for the following Nissan models:
2002 Nissan Altima
2003 Nissan Altima
2004 Nissan Altima
2005 Nissan Altima 2002-2005 Nissan Altima Service Bulletin OBDII Code P1122
When is the code detected?
Electric throttle control function does not operate properly.
- Engine Light ON (or Service Engine Soon Warning Light)
P1122 NISSAN Description
Electric Throttle Control Actuator consists of throttle control motor, throttle position sensor, etc. The throttle control motor is operated by the ECM and it opens and closes the throttle valve.
The current opening angle of the throttle valve is detected by the throttle position sensor and it provides feedback to the ECM to control the throttle control motor to make the throttle valve opening angle properly in response to driving condition.
NISSAN Technical Service Bulletins for P1122 code
2002 NISSAN ALTIMA Electrical System Details
2003 NISSAN ALTIMA Electrical System Details
2004 NISSAN ALTIMA Electrical System Details
2005 NISSAN ALTIMA Electrical System Details
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Have you replaced any parts?
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