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Engine-Codes – Generic – P2106

P2106 Code - Throttle Actuator Control System - Forced Limited Power

Quick Answer

The P2106 diagnostic trouble code (DTC) indicates an issue with the throttle actuator control system in a vehicle, specifically that the power output is being forcibly limited. Common causes include Faulty throttle actuator control module, Damaged accelerator pedal position sensor, Wiring issues or electrical faults. 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
P2106 indicates Throttle Actuator Control System - Forced Limited Power.
Common causes
Common causes include Faulty throttle actuator control module, Damaged accelerator pedal position sensor, Wiring issues or electrical faults.
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 07, 2024
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Code P2106 Description

The P2106 diagnostic trouble code (DTC) indicates an issue with the throttle actuator control system in a vehicle, specifically that the power output is being forcibly limited. This code is commonly found in vehicles with electronic throttle control systems, where the throttle actuator control module (TACM) regulates the throttle position based on input from the accelerator pedal position sensor (APPS).

OBDII Code P2106 - Throttle Actuator Control System - Forced Limited Power
P2106 Code - Throttle Actuator Control System - Forced Limited Power

Common Causes of P2106

  1. Faulty throttle actuator control module
  2. Damaged accelerator pedal position sensor
  3. Wiring issues or electrical faults
  4. Malfunctioning throttle body
  5. ECM software glitches or calibration issues

Symptoms of P2106

  1. Reduced power output
  2. Acceleration lag
  3. Poor throttle response
  4. Engine stalling
  5. Limp mode activation

How to Fix P2106

  1. Diagnose the issue using a scan tool to retrieve the DTC and check for any related codes.
  2. Inspect the throttle actuator control module, accelerator pedal position sensor, and wiring for any visible damage or corrosion.
  3. Test the throttle body for proper operation and cleanliness, ensuring it opens and closes smoothly.
  4. Replace any faulty components identified during the diagnosis, such as the throttle actuator control module or accelerator pedal position sensor.
  5. Clear the DTC and perform a throttle body relearn procedure to recalibrate the system.

Cost to Fix P2106

The typical repair costs for addressing a P2106 code can vary depending on the specific cause of the issue and the parts required for replacement. On average, the cost for parts can range from $100 to $500, while labor costs can add an additional $100 to $300. Overall, the total repair cost for this issue can range from $200 to $800. It is advisable to contact local auto repair shops for accurate estimates based on the vehicle make and model, as well as the specific repair needed. Keep in mind that labor rates and part prices can vary based on location and shop rates.

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Code P2106 Information for Specific Makes

  • P2106 Buick — Throttle Control System Performance - Throttle Limitations Active
  • P2106 Cadillac — Throttle Control System Performance - Throttle Limitations Active
  • P2106 Chevrolet — Throttle Control System Performance - Throttle Limitations Active
  • P2106 Chrysler — Throttle Actuator Control System - Forced Limited Power
  • P2106 Dodge — Throttle Actuator Control System - Forced Limited Power
  • P2106 Ford — Throttle Actuator Control System - Forced Limited Power
  • P2106 GMC — Throttle Control System Performance - Throttle Limitations Active
  • P2106 Hyundai — Electronic Throttle Control System Forced Limited Power
  • P2106 Jeep — Throttle Actuator Control System - Forced Limited Power
  • P2106 Lincoln — Throttle Actuator Control System - Forced Limited Power
  • P2106 Mercury — Throttle Actuator Control System - Forced Limited Power
  • P2106 RAM — Throttle Actuator Control System - Forced Limited Power
  • P2106 Saturn — Throttle Control System Performance - Throttle Limitations Active
  • P2106 Suzuki — Throttle Actuator Control System - Forced Limited Power
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 P2106 Code

1. What are the common symptoms of OBDII code P2106?

Symptoms of code P2106 may include reduced engine power, a check engine light illuminated on the dashboard, rough idling, and difficulty accelerating.

2. What causes OBDII code P2106 to trigger?

Code P2106 is typically triggered by issues with the throttle actuator control system, such as a faulty throttle position sensor, a malfunctioning electronic throttle body, or wiring problems.

3. How serious is OBDII code P2106?

Code P2106 can be serious as it can impact the vehicle's performance and driveability. It is recommended to address the issue promptly to prevent further damage to the engine or related components.

4. Can I continue driving with OBDII code P2106 present?

It is not advisable to continue driving with code P2106 present, as it can lead to further damage to the engine or other components. It is best to have the issue diagnosed and repaired as soon as possible.

5. How is OBDII code P2106 diagnosed?

Diagnosing code P2106 typically involves using an OBDII scanner to retrieve the code and then performing a thorough inspection of the throttle actuator control system, including the throttle body, sensors, and wiring.

6. What are some repair tips for OBDII code P2106?

Repair tips for code P2106 may include cleaning the throttle body, checking and replacing the throttle position sensor, inspecting the wiring for any damage, and ensuring proper throttle actuator control system functionality.

7. Can I reset OBDII code P2106 on my own?

While you can reset the code using an OBDII scanner, it is important to address the underlying issue causing the code to prevent it from reoccurring. Resetting the code without fixing the problem will only temporarily turn off the check engine light.

8. How much does it cost to repair OBDII code P2106?

The cost of repairing code P2106 can vary depending on the specific cause of the issue and the labor rates in your area. It is recommended to get a diagnostic from a qualified mechanic to determine the exact cost.

9. Are there any DIY fixes for OBDII code P2106?

Some DIY fixes for code P2106 may include cleaning the throttle body, inspecting and cleaning the throttle position sensor, and checking for any loose or damaged wiring. However, more complex issues may require professional intervention.

10. How can I prevent OBDII code P2106 from occurring again?

To prevent code P2106 from occurring again, it is important to perform regular maintenance on the throttle actuator control system, including keeping the throttle body clean, checking sensor connections, and addressing any issues promptly. Regularly scanning for trouble codes can also help catch potential problems early.

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