AutoCodes – Toyota – P2112 2007 Toyota Highlander

P2112 2007 Toyota Highlander Code - Throttle Actuator Control System - Stuck Closed

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: P2112 2007 Toyota Highlander indicates Throttle Actuator Control System - Stuck Closed.
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 2,615

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Feb 28, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2112 2007 Toyota Highlander 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 P2112 2007 Toyota Highlander - Throttle Actuator Control System - Stuck Closed - AutoCodes.com — P2112 2007 Toyota Highlander Code - Throttle Actuator Control System - Stuck Closed

What does this mean?

What are the Possible Causes of the DTC P2112 2007 Toyota Highlander?

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 P2112 2007 Toyota Highlander?

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 P2112 2007 Toyota Highlander 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 P2112 2007 Toyota Highlander code?

Need more information on how to fix the P2112 2007 Toyota Highlander code? Get Access to Factory Service Manuals

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 P2112 2007 Toyota Highlander Code

1. What is OBDII code P2112 on a 2007 Toyota Highlander?

Code P2112 indicates an issue with the Throttle Actuator Control System being stuck closed in a 2007 Toyota Highlander.

2. What are the common symptoms of OBDII code P2112 in a 2007 Toyota Highlander?

Common symptoms of code P2112 include reduced engine power, the vehicle going into limp mode, and the Check Engine light illuminating on the dashboard.

3. What are the possible causes of code P2112 in a 2007 Toyota Highlander?

Possible causes of code P2112 include a faulty throttle actuator control module, wiring issues, throttle body malfunctions, or a problem with the throttle position sensor.

4. How can I diagnose OBDII code P2112 in my 2007 Toyota Highlander?

Diagnosing code P2112 involves using a professional OBDII scanner to retrieve the code, checking the throttle actuator control module and related components for faults, and inspecting the wiring for any damage.

5. Can I continue driving my 2007 Toyota Highlander with OBDII code P2112?

It is not recommended to continue driving with code P2112 present, as it can lead to further damage to the vehicle and potentially compromise safety. It's best to address the issue promptly.

6. How can I repair OBDII code P2112 in my 2007 Toyota Highlander?

Repairing code P2112 may involve replacing the throttle actuator control module, repairing any damaged wiring, cleaning or replacing the throttle body, or addressing any issues with the throttle position sensor.

7. Are there any DIY tips for fixing OBDII code P2112 in a 2007 Toyota Highlander?

While basic troubleshooting like checking for loose connections or damaged wiring can be done by DIY enthusiasts, it's recommended to have a professional diagnose and repair code P2112 due to the complexity of the throttle control system.

8. How much does it cost to fix OBDII code P2112 in a 2007 Toyota Highlander?

The cost of repairing code P2112 can vary depending on the specific issue causing the code, the labor rates in your area, and whether any parts need to be replaced. It's best to get a diagnostic from a trusted mechanic for an accurate estimate.

9. Will resetting the OBDII code P2112 in my 2007 Toyota Highlander make it go away permanently?

Resetting the code may temporarily turn off the Check Engine light, but if the underlying issue causing code P2112 is not addressed, the code is likely to reappear once the vehicle is driven again.

10. Is OBDII code P2112 a common issue in the 2007 Toyota Highlander?

While not extremely common, code P2112 can occur in the 2007 Toyota Highlander due to various factors affecting the throttle actuator control system. Regular maintenance and prompt repairs can help prevent this issue.