Engine-Codes - Nissan - P1122 2005 Nissan Altima Sedan

P1122 2005 Nissan Altima Sedan Code - Electric Throttle Control Performance Problem

- Code Popularity: 6,824 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
Table of contents
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What are the Possible Causes of the DTC P1122 2005 Nissan Altima Sedan?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Electric Throttle Control Actuator
  • Electric Throttle Control Actuator harness is open or shorted
  • Electric Throttle Control Actuator circuit poor electrical connection

Code Tech Notes

Start by performing the "Idle Air Volume Learning Procedure", if the problem persists the Electric Throttle Control Actuator may need to be replaced.

There is a factory service bulletin for the 2005 Nissan Altima:
2005 Nissan Altima Factory Service Bulletin OBDII Code P1122

⚠ Does your Nissan have Safety Recalls? → Check here

How to Fix the DTC P1122 2005 Nissan Altima Sedan?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

Search for P1122 2005 Nissan Altima Sedan Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P1122 2005 Nissan Altima Sedan code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

When is the Code Detected?

Electric throttle control function does not operate properly.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the P1122 2005 Nissan Altima Sedan Code Mean?

Electric Throttle Control Actuator consists of throttle control motor, Throttle Position Sensor (TPS), etc. The throttle control motor is operated by the Engine Control Module (ECM) and it opens and closes the throttle valve.
The throttle position sensor detects the throttle valve position, and the opening and closing speed of the throttle valve and feeds the voltage signals to the ECM. The ECM judges the current opening angle of the throttle valve from these signals and the ECM controls the throttle control motor to make the throttle valve opening angle properly in response to driving condition.

P1122 2005 Nissan Altima Sedan Code - Electric Throttle Control Performance Problem

Need more Information on the Code?

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