AutoCodes – Mazda – P2111 Mazda

P2111 Mazda Code - Throttle Actuator Control System - Stuck Open

Quick Answer

The throttle actuator is operated by the Engine Control Module (ECM) and it opens and closes the throttle valve using gears. Common causes include Throttle Body Plate Binding, Faulty Throttle Actuator, Throttle Actuator harness is open or shorted. 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
P2111 Mazda indicates Throttle Actuator Control System - Stuck Open.
Common causes
Common causes include Throttle Body Plate Binding, Faulty Throttle Actuator, Throttle Actuator harness is open or shorted.
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.
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Code Popularity 9,968
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 28, 2019
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Code P2111 Mazda Description

The throttle actuator is operated by the Engine Control Module (ECM) and it opens and closes the throttle valve using gears. The opening angle of the throttle valve is detected by the throttle position sensor, which is mounted on the throttle body. The throttle position sensor provides feedback to the ECM to control the throttle actuator and set the throttle valve angle in response to driver inputs.
OBDII Code P2111 Mazda - Throttle Actuator Control System - Stuck Open - AutoCodes.com
P2111 Mazda Code - Throttle Actuator Control System - Stuck Open

What are the Possible Causes of the DTC P2111 Mazda?

  • Throttle Body Plate Binding
  • Faulty Throttle Actuator
  • Throttle Actuator harness is open or shorted
  • Throttle Actuator circuit poor electrical connection

How to Fix the DTC P2111 Mazda?

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2111 Mazda code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P2111 Mazda code?

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Need Help with the Code?

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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 P2111 Mazda Code

1. What are the common symptoms of OBDII code P2111 in a Mazda related to the Throttle Actuator Control System - Stuck Open?

- Common symptoms include reduced engine power, acceleration issues, and the vehicle going into "limp mode" where it operates at reduced performance.

2. What are some possible causes of the P2111 code in a Mazda indicating a Throttle Actuator Control System - Stuck Open?

- Potential causes may include a faulty throttle body, issues with the throttle actuator control motor, wiring problems, or a malfunctioning electronic throttle control system.

3. How serious is the P2111 code related to the Throttle Actuator Control System in a Mazda?

- This code should be taken seriously as it can lead to unsafe driving conditions and may cause further damage to the engine or other components if left unresolved.

4. Can I still drive my Mazda with the P2111 code indicating a Stuck Open Throttle Actuator Control System?

- It is not recommended to drive the vehicle with this code active, as it can result in poor performance and potential safety hazards. It's best to address the issue promptly.

5. How can I diagnose and repair the P2111 code in my Mazda related to the Throttle Actuator Control System being stuck open?

- Diagnosis typically involves checking the throttle body, actuator motor, and related wiring for any faults. Repair may involve cleaning the throttle body, replacing the actuator motor, or repairing/replacing damaged wiring.

6. Is it safe to reset the OBDII code P2111 related to the Throttle Actuator Control System in my Mazda without addressing the underlying issue?

- Resetting the code without fixing the underlying problem is not recommended, as the issue will likely persist and could lead to further complications down the road.

7. How much does it cost to repair the P2111 code indicating a Stuck Open Throttle Actuator Control System in a Mazda?

- The cost of repair can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

8. Can a DIY enthusiast fix the P2111 code related to the Throttle Actuator Control System in a Mazda?

- Depending on the skill level and tools available, some DIY enthusiasts may be able to diagnose and repair the issue themselves, especially if it involves tasks like cleaning the throttle body. However, more complex repairs may require professional assistance.

9. Will driving with the P2111 code active in my Mazda cause long-term damage to the engine?

- Continuing to drive with this code active can potentially cause long-term damage to the engine or other components, as the vehicle may not be operating optimally and could be at risk of sudden loss of power.

10. How often does the Throttle Actuator Control System - Stuck Open issue trigger the P2111 code in Mazdas?

- While the occurrence frequency can vary, this issue is known to trigger the P2111 code in Mazdas often enough to be a relatively common problem that requires prompt attention for resolution.

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