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P1232 Mitsubishi Code - Throttle Actuator Control Circuit Fault

Quick Answer

The P1232 diagnostic trouble code (DTC) for Mitsubishi vehicles indicates a Throttle Actuator Control Circuit Fault. Common causes include Faulty wiring or connectors in the throttle actuator control circuit, Malfunctioning throttle actuator control module, Failed throttle position sensor. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P1232 Mitsubishi indicates Throttle Actuator Control Circuit Fault.
Common causes
Common causes include Faulty wiring or connectors in the throttle actuator control circuit, Malfunctioning throttle actuator control module, Failed throttle position sensor.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code P1232 Mitsubishi Description

The P1232 diagnostic trouble code (DTC) for Mitsubishi vehicles indicates a Throttle Actuator Control Circuit Fault. This code is related to the throttle actuator control system, which is responsible for controlling the opening and closing of the throttle valve in the engine. The throttle actuator control system plays a critical role in regulating the airflow into the engine, which ultimately affects the engine's performance and efficiency.

OBDII Code P1232 Mitsubishi - Throttle Actuator Control Circuit Fault
P1232 Mitsubishi Code - Throttle Actuator Control Circuit Fault

Common Causes of P1232 Mitsubishi

  1. Faulty wiring or connectors in the throttle actuator control circuit
  2. Malfunctioning throttle actuator control module
  3. Failed throttle position sensor
  4. Electronic throttle body issues
  5. Software or firmware issues in the engine control module

Symptoms of P1232 Mitsubishi

  1. Hesitation or lack of response when pressing the accelerator
  2. Engine stalling or rough idling
  3. Reduced engine power or acceleration
  4. Illumination of the Check Engine Light
  5. Vehicle going into limp mode

How to Fix P1232 Mitsubishi

  1. Diagnose the issue by using a scan tool to retrieve the specific trouble code and perform a thorough inspection of the throttle actuator control system.
  2. Inspect the wiring and connectors for any signs of damage or corrosion and repair or replace as necessary.
  3. Test the throttle actuator control module and throttle position sensor for proper functionality and replace if faulty.
  4. Check the electronic throttle body for any obstructions or malfunctions and clean or replace as needed.
  5. Clear the trouble code from the engine control module's memory and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P1232 Mitsubishi

The cost of repairing a Throttle Actuator Control Circuit Fault can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. On average, the cost of parts for this repair can range from $200 to $500, while labor costs can add an additional $100 to $200. Overall, the total repair cost for this issue typically falls between $300 and $700. It's important to note that these are rough estimates and actual costs may vary based on location, vehicle make and model, and other factors. It's recommended to obtain quotes from local auto repair shops for a more accurate cost estimate.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1232 Mitsubishi Code

1. What does the OBDII code P1232 mean on a Mitsubishi?

P1232 indicates a Throttle Actuator Control (TAC) Circuit Fault, meaning the system has detected an issue with the electronic throttle control circuit.

2. What are the common symptoms of code P1232 in a Mitsubishi?

Symptoms may include poor throttle response, reduced engine power, stalling, rough idling, or the illumination of the check engine light.

3. What causes the P1232 code to appear in a Mitsubishi vehicle?

Common causes include a faulty throttle actuator, damaged wiring or connectors in the TAC system, a malfunctioning throttle position sensor, or a failing engine control module (ECM).

4. Can I drive my car with the P1232 code active?

Driving with the P1232 code is not recommended, as it can lead to reduced performance, unsafe driving conditions, and potential further damage to the throttle system.

5. How do you diagnose the P1232 code on a Mitsubishi?

Diagnosis typically involves scanning for additional codes, inspecting the throttle actuator and related wiring, testing the throttle position sensor, and checking the ECM for faults.

6. How do you fix the P1232 code on a Mitsubishi?

Repairs may include replacing the throttle actuator, repairing damaged wiring or connectors, recalibrating the throttle system, or replacing the ECM if necessary.

7. Is the P1232 code related to the throttle body?

Yes, the P1232 code is directly related to the throttle body since it involves the throttle actuator control circuit, which manages the electronic throttle body operations.

8. Does the P1232 code require reprogramming the ECM after repairs?

In some cases, the ECM may need to be reprogrammed or reset after repairing or replacing components to ensure proper throttle system calibration.

9. How much does it cost to fix the P1232 code on a Mitsubishi?

Repair costs vary depending on the issue, but replacing a throttle actuator or repairing wiring can range from $200 to $800, excluding diagnostic fees.

10. Can a dirty throttle body cause the P1232 code?

While uncommon, a severely dirty throttle body can affect the throttle actuator's function and potentially trigger the P1232 code. Cleaning the throttle body may help resolve the issue in some cases.

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