AutoCodes – Toyota – P2112 2007 Toyota Prius

P2112 2007 Toyota Prius 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 Dirty Throttle Body, Throttle Body Plate Binding, Faulty Throttle Actuator. 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 Prius indicates Throttle Actuator Control System - Stuck Closed.
Common causes: Common causes include Dirty Throttle Body, Throttle Body Plate Binding, Faulty Throttle Actuator.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 3,097

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
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P2112 2007 Toyota Prius 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 Prius - Throttle Actuator Control System - Stuck Closed - AutoCodes.com — P2112 2007 Toyota Prius Code - Throttle Actuator Control System - Stuck Closed

What does this mean?

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

Dirty Throttle Body
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 Prius?

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 Prius 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 Prius code?

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

Need Help with the Code?

Get the P2112 2007 Toyota Prius code diagnosed by a professional: Find a repair shop in your area

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 Prius Code

1. What does OBDII code P2112 mean for a 2007 Toyota Prius?

The code P2112 indicates an issue with the Throttle Actuator Control System, specifically that it is stuck closed.

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

Common symptoms of P2112 include reduced engine power, hesitation during acceleration, and the vehicle going into "limp mode."

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

Potential causes of P2112 include a faulty throttle actuator, a stuck throttle valve, wiring issues, or a malfunctioning throttle position sensor.

4. How serious is OBDII code P2112 in a 2007 Toyota Prius?

Code P2112 should be addressed promptly as it can lead to unsafe driving conditions and potential engine damage if left unresolved.

5. How can I diagnose OBDII code P2112 in my 2007 Toyota Prius?

Diagnosing P2112 typically involves inspecting the throttle actuator, checking for any obstructions in the throttle valve, and testing the throttle position sensor.

6. Can I drive my 2007 Toyota Prius with OBDII code P2112?

It is not recommended to drive the vehicle with code P2112, as it can impact performance and safety. It's best to address the issue before continuing to drive.

7. What are some repair tips for fixing OBDII code P2112 in a 2007 Toyota Prius?

Repairing P2112 may involve cleaning the throttle body, replacing the throttle actuator, checking and repairing any damaged wiring, or recalibrating the throttle position sensor.

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

The cost of fixing P2112 can vary depending on the specific cause of the issue, but it may range from a couple hundred to a few hundred dollars for parts and labor.

9. Can I reset OBDII code P2112 in my 2007 Toyota Prius by disconnecting the battery?

While disconnecting the battery may clear the code temporarily, it is not a permanent solution. It's essential to address the underlying issue causing P2112 for a lasting repair.

10. Is it possible for OBDII code P2112 in a 2007 Toyota Prius to come back after being fixed?

If the root cause of P2112 is not properly addressed, the code can reappear. It's crucial to diagnose and repair the issue thoroughly to prevent code recurrence.