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Engine-Codes – Saab – P1516 Saab

P1516 Saab Code - Throttle Actuator Control Module Throttle Actuator Position Performance

Quick Answer

The P1516 diagnostic trouble code (DTC) for Saab vehicles specifically relates to the Throttle Actuator Control Module Throttle Actuator Position Performance. Common causes include Faulty throttle actuator control module, Malfunctioning throttle position sensor, Wiring or connector issues. 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 Saab indicates Throttle Actuator Control Module Throttle Actuator Position Performance.
Common causes
Common causes include Faulty throttle actuator control module, Malfunctioning throttle position sensor, Wiring or connector issues.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code P1516 Saab Description

The P1516 diagnostic trouble code (DTC) for Saab vehicles specifically relates to the Throttle Actuator Control Module Throttle Actuator Position Performance. This code indicates that there is a problem with the throttle actuator control module's ability to accurately control the position of the throttle actuator. The throttle actuator control module is responsible for managing the position of the throttle plate in the engine's throttle body, which controls the amount of air entering the engine. The throttle position sensor (TPS) provides feedback to the control module about the position of the throttle, allowing it to adjust accordingly.

OBDII Code P1516 Saab - Throttle Actuator Control Module Throttle Actuator Position Performance
P1516 Saab Code - Throttle Actuator Control Module Throttle Actuator Position Performance

Common Causes of P1516 Saab

  1. Faulty throttle actuator control module
  2. Malfunctioning throttle position sensor
  3. Wiring or connector issues
  4. Throttle body malfunction
  5. Electronic control unit (ECU) software issues

Symptoms of P1516 Saab

  1. Rough idling or fluctuating idle speed
  2. Lack of response or delayed response when pressing the accelerator
  3. Engine stalling or hesitation during acceleration
  4. Reduced fuel efficiency
  5. Illumination of the check engine light

How to Fix P1516 Saab

  1. Diagnose the issue using a scan tool to retrieve the specific trouble codes and perform a thorough inspection of the throttle actuator control module, throttle position sensor, wiring, and connectors.
  2. Test the throttle actuator control module and throttle position sensor for proper operation and replace any components that are found to be faulty.
  3. Inspect and repair any damaged wiring or connectors in the throttle actuator control circuit.
  4. Perform a throttle body cleaning or replacement if necessary to ensure proper airflow into the engine.
  5. Clear the DTCs from the vehicle's ECU and perform a test drive to confirm that the issue has been resolved.

Cost to Fix P1516 Saab

The cost of repairing a P1516 code on a Saab vehicle can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. Typically, the parts required for this repair, such as a new throttle actuator control module or throttle position sensor, can range from $200 to $500. Labor costs can add an additional $100 to $300, bringing the total repair costs to approximately $300 to $800.

What does this mean?

Tech Notes for P1516 Saab

There is a Factory Service Bulletin for the 2005-2009 Saab 97x:

2005-2009 Saab 97x Factory Service Bulletin OBDII Code P1516

When is the Code Detected?

The Engine Control Module (ECM) has detected an out of range condition between the predicted and actual throttle position.

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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 Saab Code

1. What are the common symptoms of OBDII code P1516 in a Saab related to the Throttle Actuator Control Module Throttle Actuator Position Performance?

- Common symptoms include reduced engine power, hesitation or stalling when accelerating, and the vehicle going into "limp mode."

2. What are the possible causes of OBDII code P1516 in a Saab?

- The code P1516 in a Saab is often caused by a faulty throttle body, a malfunctioning throttle actuator control module, or issues with the throttle position sensor.

3. How can I diagnose the OBDII code P1516 in my Saab?

- Diagnosing code P1516 typically involves using a scan tool to check for the specific error code, inspecting the throttle body and related components for any visible damage, and testing the throttle position sensor.

4. Can I drive my Saab with OBDII code P1516?

- It is not recommended to drive your Saab with OBDII code P1516, as it can lead to further damage to the engine or other components. It's best to have the issue diagnosed and repaired as soon as possible.

5. How can I reset OBDII code P1516 in my Saab?

- Resetting the code can be done with an OBDII scanner or by disconnecting the car's battery for a few minutes. However, it's important to address the underlying issue causing the code before resetting it.

6. Is it possible to repair OBDII code P1516 in a Saab myself?

- While some DIY enthusiasts may be able to replace the throttle body or throttle position sensor, diagnosing and repairing the root cause of the code is best left to experienced mechanics due to the complexity of the throttle actuator control system.

7. How much does it typically cost to repair OBDII code P1516 in a Saab?

- The cost of repairing code P1516 can vary depending on the specific issue and the labor rates in your area. Replacing the throttle body or throttle position sensor can range from $200 to $600 or more, including parts and labor.

8. Can a dirty throttle body cause OBDII code P1516 in a Saab?

- Yes, a dirty or clogged throttle body can affect the performance of the throttle actuator control system and potentially trigger code P1516. Regular maintenance, including cleaning the throttle body, can help prevent this issue.

9. How long does it take to repair OBDII code P1516 in a Saab?

- The repair time for code P1516 can vary depending on the exact cause and the availability of parts. In general, it may take a few hours to a full day to diagnose and repair the issue.

10. Will OBDII code P1516 in a Saab cause permanent damage if left unaddressed?

- Ignoring OBDII code P1516 can lead to further engine problems and potentially cause permanent damage over time. It's important to have the issue diagnosed and repaired promptly to prevent more serious issues.

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