AutoCodes – Toyota – P2119 2009 Toyota Prius

P2119 2009 Toyota Prius Code - Throttle Actuator Control Throttle Body Range/Performance

Quick Answer

The Electric Throttle Control System (ETCS) is composed of the throttle motor to operate the throttle valve, the electromagnetic clutch to connect the throttle motor with the throttle valve, the throttle position sensor to detect the opening angle of the throttle valve, the accelerator pedal position sensor to detect the accelerator pedal position, the ECM to control the ETCS and the one valve type throttle body. Common causes include Faulty electric throttle control actuator, Throttle plate sticking due to carbon build-up, Electric throttle control 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
P2119 2009 Toyota Prius indicates Throttle Actuator Control Throttle Body Range/Performance.
Common causes
Common causes include Faulty electric throttle control actuator, Throttle plate sticking due to carbon build-up, Electric throttle control 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 4,218
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P2119 2009 Toyota Prius Description

The Electric Throttle Control System (ETCS) is composed of the throttle motor to operate the throttle valve, the electromagnetic clutch to connect the throttle motor with the throttle valve, the throttle position sensor to detect the opening angle of the throttle valve, the accelerator pedal position sensor to detect the accelerator pedal position, the ECM to control the ETCS and the one valve type throttle body.
The ECM controls the throttle motor to make the throttle valve opening angle properly in response driving condition.
The throttle position sensor which is mounted on the throttle body detects the opening angle of the throttle valve, and it provides feedback to the ECM to control the throttle motor.
If the ETCS has a malfunction, the ECM shuts down the power for the throttle motor and the magnetic clutch, and the throttle valve is fully closed by the return spring.
However, the opening angle of the throttle valve can be controlled by the accelerator pedal through the throttle cable.
OBDII Code P2119 2009 Toyota Prius - Throttle Actuator Control Throttle Body Range/Performance - AutoCodes.com
P2119 2009 Toyota Prius Code - Throttle Actuator Control Throttle Body Range/Performance

What are the Possible Causes of the DTC P2119 2009 Toyota Prius?

  • Faulty electric throttle control actuator
  • Throttle plate sticking due to carbon build-up
  • Electric throttle control actuator harness is open or shorted
  • Electric throttle control actuator poor electrical circuit connection
  • Engine Control Module

How to Fix the DTC P2119 2009 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 P2119 2009 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 P2119 2009 Toyota Prius code?

Need more information on how to fix the P2119 2009 Toyota Prius 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 P2119 2009 Toyota Prius Code

1. What are the common symptoms of OBDII code P2119 in a 2009 Toyota Prius?

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

2. What are the possible causes of OBDII code P2119 in a 2009 Toyota Prius?

- The code P2119 is typically triggered by issues with the throttle actuator control system, such as a faulty throttle body, damaged wiring, or a malfunctioning throttle position sensor.

3. How can I diagnose OBDII code P2119 in my 2009 Toyota Prius?

- Diagnosis typically involves using a scan tool to retrieve the trouble codes, checking the throttle body and related components for damage or wear, and testing the throttle position sensor for proper operation.

4. Can I still drive my 2009 Toyota Prius with OBDII code P2119?

- It is not recommended to drive your vehicle with code P2119, as it can cause performance issues and potentially lead to further damage. It is best to address the issue promptly.

5. How can I repair OBDII code P2119 in my 2009 Toyota Prius?

- Repairing code P2119 may involve replacing the throttle body, repairing or replacing damaged wiring, or recalibrating the throttle position sensor. It is recommended to consult with a professional mechanic for proper diagnosis and repair.

6. Is it possible to reset OBDII code P2119 in a 2009 Toyota Prius without repairs?

- While you can clear the code temporarily using a scan tool, the underlying issue causing P2119 will likely trigger the code to reappear. It is important to address the root cause of the problem for a permanent solution.

7. Can a dirty throttle body cause OBDII code P2119 in a 2009 Toyota Prius?

- Yes, a dirty or clogged throttle body can restrict airflow and affect the performance of the throttle actuator control system, potentially leading to the triggering of code P2119.

8. How long does it typically take to repair OBDII code P2119 in a 2009 Toyota Prius?

- The repair time for code P2119 can vary depending on the exact cause of the issue and the extent of the repairs needed. It can range from a few hours to a full day in some cases.

9. Will OBDII code P2119 cause permanent damage to my 2009 Toyota Prius if left unrepaired?

- Ignoring code P2119 can lead to further damage to the throttle actuator control system and may result in more severe performance issues over time. It is best to address the problem promptly to prevent additional damage.

10. Can a DIY enthusiast with basic automotive knowledge repair OBDII code P2119 in a 2009 Toyota Prius?

- While some aspects of diagnosing and repairing code P2119 may be within reach of a DIY enthusiast, it is recommended to consult with a professional mechanic for proper diagnosis and repair to ensure the issue is resolved correctly.

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