Engine-CodesChevrolet – P1516 2016 Chevrolet Silverado

P1516 2016 Chevrolet Silverado Code - Throttle Actuator Control Module Throttle Actuator Position Performance

Quick Answer

The P1516 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado relates to the Throttle Actuator Control Module Throttle Actuator Position Performance. Common causes include Faulty throttle actuator control module, Damaged throttle actuator, Wiring harness issues or loose connections. 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
P1516 2016 Chevrolet Silverado indicates Throttle Actuator Control Module Throttle Actuator Position Performance.
Common causes
Common causes include Faulty throttle actuator control module, Damaged throttle actuator, Wiring harness issues or loose connections.
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.
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code P1516 2016 Chevrolet Silverado Description

The P1516 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado relates to the Throttle Actuator Control Module Throttle Actuator Position Performance. This code indicates that there is a problem with the throttle actuator control system, specifically related to the position performance of the throttle actuator. The throttle actuator control module is responsible for controlling the throttle plate position to regulate the airflow into the engine, which is crucial for proper engine performance and fuel efficiency.

OBDII Code P1516 2016 Chevrolet Silverado - Throttle Actuator Control Module Throttle Actuator Position Performance
P1516 2016 Chevrolet Silverado Code - Throttle Actuator Control Module Throttle Actuator Position Performance

Common Causes of P1516 2016 Chevrolet Silverado

  1. Faulty throttle actuator control module
  2. Damaged throttle actuator
  3. Wiring harness issues or loose connections
  4. Sensor malfunction
  5. ECM software glitches

Symptoms of P1516 2016 Chevrolet Silverado

  1. Reduced engine power
  2. Engine stalling or rough idling
  3. Delayed acceleration response
  4. Check Engine Light illuminated
  5. Poor fuel efficiency

How to Fix P1516 2016 Chevrolet Silverado

  1. Begin by inspecting the throttle actuator control module, throttle actuator, wiring harness, and sensors for any visible damage or loose connections.
  2. Test the throttle actuator control module using a scan tool to check for proper functionality and communication with the ECM.
  3. Replace any faulty components such as the throttle actuator control module, throttle actuator, or sensors.
  4. Clear the DTC and perform a throttle relearn procedure to recalibrate the throttle actuator position.
  5. Test drive the vehicle to ensure that the issue has been resolved and that the P1516 code does not return.

Cost to Fix P1516 2016 Chevrolet Silverado

The cost of repairing a P1516 DTC on a 2016 Chevrolet Silverado can vary depending on the specific cause of the issue and the cost of parts and labor. On average, the repair costs for this issue can range from $200 to $500, including parts and labor. However, it's essential to consider that diagnostic time and labor rates at auto repair shops can fluctuate based on various factors. It's recommended to consult local rates for a more accurate estimate.

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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 P1516 2016 Chevrolet Silverado Code

What does the OBDII code P1516 mean on a 2016 Chevrolet Silverado?

P1516 indicates an issue with the Throttle Actuator Control (TAC) Module, specifically a mismatch or performance problem with the throttle actuator position.

What are the common symptoms of code P1516 in a 2016 Chevy Silverado?

Symptoms may include reduced engine power, the "check engine" light, hesitation during acceleration, and entering "limp mode."

What causes the P1516 code to trigger on a 2016 Chevrolet Silverado?

Common causes include a faulty throttle body, dirty or damaged throttle plate, a malfunctioning TAC module, poor electrical connections, or wiring issues.

Can a dirty throttle body cause code P1516?

Yes, a dirty or stuck throttle body can restrict proper movement and lead to a P1516 code.

Is it safe to drive with a P1516 code on a 2016 Chevy Silverado?

Driving with this code is not recommended, as the vehicle may experience reduced power or sudden loss of acceleration, posing safety risks.

How do you fix the P1516 code on a 2016 Chevrolet Silverado?

Repairs may involve cleaning or replacing the throttle body, inspecting and repairing wiring or connectors, or replacing the TAC module if faulty.

Does the P1516 code mean the throttle body needs to be replaced?

Not always. Cleaning the throttle body or repairing wiring issues may resolve the problem, but replacement is necessary if the throttle body is damaged.

Can a bad accelerator pedal position sensor trigger P1516?

While less common, a malfunctioning accelerator pedal position sensor can contribute to throttle control issues and may trigger this code.

How do you diagnose the P1516 code on a 2016 Chevy Silverado?

Diagnosis involves scanning for related codes, inspecting the throttle body, checking the TAC module, and testing wiring and connectors for continuity or damage.

Will resetting the check engine light fix the P1516 code?

Resetting the light may temporarily clear the code, but the underlying issue must be fixed to prevent the code from returning.

Discuss the causes and fixes for P1516 2016 Chevrolet Silverado OBDII Code

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