AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Infiniti - P1238 Infiniti

P1238 Infiniti Code - Electric Throttle Control Actuator

- Code Popularity: 9,669 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

What are the Possible Causes of the DTC P1238 Infiniti?

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
  • Throttle plate sticking due to carbon build-up
  • Electric Throttle Control Actuator harness is open or shorted
  • Electric Throttle Control Actuator poor electrical circuit connection
⚠ Does your Infiniti have Safety Recalls? → Check here

How to Fix the DTC P1238 Infiniti?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

Search for P1238 Infiniti Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1238 Infiniti code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

When is the Code Detected?

The P2119 code is detected when electric throttle control actuator does not function properly due to the return spring malfunction or Engine Control Module (ECM) detect the throttle valve is stuck open.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • No throttle pedal response

Code P1238 Infiniti Description

Electric throttle control actuator consists of throttle control motor, throttle position sensor, 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 feeds the voltage signal to the ECM. The ECM judges the current opening angle of the throttle valve and controls the throttle valve opening angle in response to driving conditions via the throttle control motor.

OBDII Code P1238 Infiniti - Electric Throttle Control Actuator - AutoCodes.com
P1238 Infiniti Code - Electric Throttle Control Actuator

Need More Information on the Code?

Need more information on how to fix the P1238 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1238 Infiniti code diagnosed by a professional: Find a repair shop in your area

Code P1238 Infiniti comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the P1238 Infiniti code? Have you replaced any parts?
Any information is appreciated. Thanks