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P2112 Mitsubishi Code - Electronic Throttle Control Unable To Open

Quick Answer

The P2112 diagnostic trouble code (DTC) for Mitsubishi vehicles indicates that the electronic throttle control (ETC) system is unable to open the throttle valve as commanded by the engine control module (ECM). Common causes include Faulty electronic throttle body, Failed accelerator pedal position sensor, Wiring or electrical connection issues. 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
P2112 Mitsubishi indicates Electronic Throttle Control Unable To Open.
Common causes
Common causes include Faulty electronic throttle body, Failed accelerator pedal position sensor, Wiring or electrical connection issues.
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 09, 2024
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Code P2112 Mitsubishi Description

The P2112 diagnostic trouble code (DTC) for Mitsubishi vehicles indicates that the electronic throttle control (ETC) system is unable to open the throttle valve as commanded by the engine control module (ECM). The throttle valve controls the amount of air that enters the engine, which is essential for proper combustion and engine performance. When the ETC system fails to open the throttle valve, it can lead to a lack of power, rough idling, stalling, and overall poor engine performance.

OBDII Code P2112 Mitsubishi - Electronic Throttle Control Unable To Open
P2112 Mitsubishi Code - Electronic Throttle Control Unable To Open

Common Causes of P2112 Mitsubishi

  1. Faulty electronic throttle body
  2. Failed accelerator pedal position sensor
  3. Wiring or electrical connection issues
  4. ECM software glitch or malfunction
  5. Mechanical obstruction in the throttle body

Symptoms of P2112 Mitsubishi

  1. Reduced engine power
  2. Rough idling or engine stalling
  3. Decreased acceleration response
  4. Check engine light illuminated
  5. Vehicle going into limp mode

How to Fix P2112 Mitsubishi

  1. Perform a thorough diagnostic scan using an OBD-II scanner to retrieve the specific trouble code and pinpoint the root cause of the issue.
  2. Inspect the electronic throttle body and accelerator pedal position sensor for any signs of damage or wear. Replace any faulty components as necessary.
  3. Check the wiring and connections related to the ETC system for any loose connections or corrosion. Repair or replace damaged wiring as needed.
  4. Reset the ECM and perform a throttle body relearn procedure to recalibrate the system and ensure proper functionality.
  5. Clear the DTC and test drive the vehicle to verify that the issue has been resolved. Monitor the system for any recurring codes or symptoms.

Cost to Fix P2112 Mitsubishi

The cost of repairing a P2112 code on a Mitsubishi vehicle can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. In general, the cost of parts for this repair can range from $200 to $500, while labor costs can add an additional $100 to $300 to the total bill. Overall, the total cost for resolving the P2112 code typically falls between $300 and $800. However, it is important to note that these estimates are just rough guidelines, and actual costs may vary based on the specific circumstances of each repair situation. It is recommended to obtain a detailed quote from a qualified mechanic or dealership before proceeding with the repair.

When is the Code Detected?

Throttle valve locked during Engine Control Module (ECM) order to open

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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 P2112 Mitsubishi Code

1. What are the common symptoms of OBDII code P2112 in a Mitsubishi related to electronic throttle control unable to open?

The common symptoms include reduced engine power, hesitation or stalling when accelerating, and the vehicle going into limp mode.

2. What are the possible causes of OBDII code P2112 in a Mitsubishi triggering the electronic throttle control unable to open?

Potential causes may include a faulty electronic throttle body, a malfunctioning throttle position sensor, wiring issues, or a problem with the engine control module.

3. How can I diagnose the OBDII code P2112 in a Mitsubishi regarding the electronic throttle control unable to open?

Diagnosis typically involves using a scan tool to read the code, checking the throttle body and sensor for proper operation, inspecting the wiring for damage, and testing the electronic components for faults.

4. Can I drive my Mitsubishi with OBDII code P2112 indicating electronic throttle control unable to open?

It is not recommended to drive the vehicle with this code as it may result in performance issues and potential safety hazards. It is best to address the issue promptly.

5. What are some repair tips for fixing OBDII code P2112 related to electronic throttle control unable to open in a Mitsubishi?

Repair tips may include cleaning the throttle body, replacing the throttle position sensor, checking and repairing any damaged wiring, or reprogramming the engine control module.

6. Is it safe to reset the OBDII code P2112 in a Mitsubishi without addressing the underlying issue of electronic throttle control unable to open?

Resetting the code without fixing the root cause may temporarily clear the error, but the issue will likely recur, leading to potential performance problems and safety concerns.

7. How much does it cost to repair OBDII code P2112 related to electronic throttle control unable to open in a Mitsubishi?

The cost of repair can vary depending on the exact cause of the issue, parts needed, and labor charges. It is advisable to consult a mechanic for an accurate estimate.

8. Can a DIY enthusiast fix OBDII code P2112 indicating electronic throttle control unable to open in a Mitsubishi?

While some basic troubleshooting steps can be performed by DIY enthusiasts, diagnosing and repairing complex electronic throttle control issues may require specialized tools and expertise best handled by a professional mechanic.

9. Are there any recalls or technical service bulletins related to OBDII code P2112 in Mitsubishi vehicles with electronic throttle control unable to open?

It's recommended to check with Mitsubishi or authorized dealerships for any recalls or technical service bulletins specific to this code and related electronic throttle control issues.

10. How can regular maintenance help prevent OBDII code P2112 occurrences due to electronic throttle control unable to open in a Mitsubishi?

Regular maintenance such as cleaning the throttle body, inspecting wiring connections, and checking sensor functionality can help prevent issues that may trigger the OBDII code P2112 related to electronic throttle control problems.

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