AutoCodes – Hummer – P2119 Hummer

P2119 Hummer Code - Throttle Closed Position Performance

Quick Answer

The Engine Control Module (ECM) is the control center for the Throttle Actuator Control (TAC) system. Common causes include Faulty Throttle Actuator Control (TAC) module, Throttle Actuator Control (TAC) module harness is open or shorted, Throttle Actuator Control (TAC) module circuit poor electrical connection. 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 Hummer indicates Throttle Closed Position Performance.
Common causes
Common causes include Faulty Throttle Actuator Control (TAC) module, Throttle Actuator Control (TAC) module harness is open or shorted, Throttle Actuator Control (TAC) module circuit poor electrical connection.
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 6,109
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 21, 2020
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Code P2119 Hummer Description

The Engine Control Module (ECM) is the control center for the Throttle Actuator Control (TAC) system. The ECM determines the drivers intent and then calculates the appropriate throttle response. The ECM achieves throttle positioning by providing a pulse width modulated voltage to the TAC motor. The TAC system uses the following circuits for Motor control 1 and Motor control 2.
Two processors are also used to monitor the TAC system data. Both processors are located within the ECM. Both processors monitor each other's data to verify that the indicated throttle position is correct.
OBDII Code P2119 Hummer - Throttle Closed Position Performance - AutoCodes.com
P2119 Hummer Code - Throttle Closed Position Performance

What are the Possible Causes of the DTC P2119 Hummer?

  • Faulty Throttle Actuator Control (TAC) module
  • Throttle Actuator Control (TAC) module harness is open or shorted
  • Throttle Actuator Control (TAC) module circuit poor electrical connection
  • Throttle plate sticking due to carbon build-up
  • Engine Control Module

How to Fix the DTC P2119 Hummer?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2119 Hummer 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 Hummer 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 Hummer Code

1. What are the common symptoms of OBDII code P2119 in a Hummer related to throttle closed position performance?

The common symptoms include reduced engine power, stalling or hesitation during acceleration, and the illumination of the Check Engine Light.

2. What are the possible causes of OBDII code P2119 in a Hummer?

Potential causes of this code can include a faulty throttle body, throttle position sensor issues, wiring or connector problems, or a malfunctioning electronic throttle control system.

3. How can I diagnose the cause of OBDII code P2119 in my Hummer?

Diagnosis typically involves using an OBDII scanner to retrieve the code, inspecting the throttle body and related components for any visible damage, testing the throttle position sensor, and checking the wiring and connectors for any issues.

4. Can a dirty throttle body cause OBDII code P2119 in a Hummer?

Yes, a dirty throttle body can restrict the movement of the throttle plate and affect the closed position performance, potentially triggering the P2119 trouble code.

5. What are some repair tips for fixing OBDII code P2119 in a Hummer?

Repair tips may include cleaning the throttle body, replacing the throttle position sensor if faulty, checking and repairing any damaged wiring or connectors, and performing a throttle body relearn procedure.

6. Is it safe to continue driving my Hummer with OBDII code P2119 present?

It is not recommended to drive the vehicle with this code present, as it can lead to further engine performance issues and potential safety hazards. It is best to address the problem promptly.

7. How much does it typically cost to repair OBDII code P2119 in a Hummer?

The cost of repair can vary depending on the specific cause of the code and the labor rates in your area. Costs may range from a few hundred to over a thousand dollars, especially if components need to be replaced.

8. Can I reset the OBDII code P2119 in my Hummer myself?

You can attempt to clear the code using an OBDII scanner, but keep in mind that the underlying issue causing the code will need to be addressed for the Check Engine Light to stay off permanently.

9. How long does it take to repair OBDII code P2119 in a Hummer?

The repair time can vary based on the exact cause of the code and the complexity of the fix. It could take anywhere from a few hours to a full day, depending on the extent of the repairs needed.

10. Are there any preventive measures to avoid OBDII code P2119 in a Hummer?

Regular maintenance, such as cleaning the throttle body, inspecting the throttle components, and addressing any drivability issues promptly, can help prevent the occurrence of this trouble code.

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