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

Quick Answer

The P1516 Suzuki diagnostic trouble code (DTC) refers to an issue with the Throttle Actuator Control Module and Throttle Actuator Position Performance. Common causes include Faulty throttle actuator control module, Malfunctioning throttle actuator, Wiring or connection 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 Suzuki indicates Throttle Actuator Control Module Throttle Actuator Position Performance.
Common causes
Common causes include Faulty throttle actuator control module, Malfunctioning throttle actuator, Wiring or connection 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 06, 2024
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Code P1516 Suzuki Description

The P1516 Suzuki diagnostic trouble code (DTC) refers to an issue with the Throttle Actuator Control Module and Throttle Actuator Position Performance. This code indicates that there is a problem with the communication between the throttle actuator control module and the throttle actuator, which can result in poor performance and drivability issues. The throttle actuator control module is responsible for controlling the throttle position in response to driver input, while the throttle actuator physically adjusts the throttle position based on the module's commands.

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

Common Causes of P1516 Suzuki

  1. Faulty throttle actuator control module
  2. Malfunctioning throttle actuator
  3. Wiring or connection issues
  4. Problems with the electronic throttle control system

Symptoms of P1516 Suzuki

  1. Rough idling
  2. Stalling
  3. Poor acceleration
  4. Reduced power output
  5. Limp mode activation

How to Fix P1516 Suzuki

  1. Perform a thorough inspection of the throttle actuator control module and throttle actuator.
  2. Check the wiring and connections for any signs of damage or corrosion.
  3. Test the electronic throttle control system for proper functionality.
  4. Replace the faulty throttle actuator control module or throttle actuator if necessary.
  5. Clear the DTC and perform a test drive to ensure the issue has been resolved.

Cost to Fix P1516 Suzuki

The typical repair costs for addressing a P1516 Suzuki code can range from $200 to $600, including parts and labor. However, it's essential to consider that specific diagnosis time and labor rates at auto repair shops can vary depending on various factors. It's recommended to check with local shops 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 Suzuki Code

1. What does the OBDII code P1516 mean on a Suzuki?

P1516 indicates a problem with the Throttle Actuator Control (TAC) module or the throttle actuator position performance, meaning the actual throttle position doesn't match the desired position.

2. What are the common symptoms of a P1516 code on a Suzuki?

Symptoms often include reduced engine power, lack of throttle response, the vehicle entering "limp mode," and the Check Engine Light turning on.

3. What causes the P1516 code on a Suzuki?

Common causes include a faulty throttle body, a malfunctioning throttle actuator control module, damaged or corroded wiring, or a defective accelerator pedal position sensor.

4. Can I drive my Suzuki with a P1516 code?

It's not recommended. The vehicle may enter limp mode, limiting power and speed, which could be dangerous in certain driving conditions.

5. How do you diagnose the P1516 code on a Suzuki?

A mechanic will check for other related codes, inspect the throttle body and wiring, test the throttle actuator control module, and verify the operation of the accelerator pedal position sensor.

6. How can I fix the P1516 code on my Suzuki?

Repairs may include cleaning or replacing the throttle body, repairing damaged wiring, replacing the throttle actuator control module, or replacing the accelerator pedal position sensor.

7. Can a dirty throttle body cause the P1516 code?

Yes, carbon buildup in the throttle body can interfere with proper throttle operation and trigger the P1516 code.

8. What tools are needed to fix the P1516 code on a Suzuki?

An OBDII scanner, multimeter, throttle body cleaner, and basic hand tools are commonly used during diagnosis and repair.

9. How much does it cost to repair a P1516 code on a Suzuki?

Repair costs vary but may range from $100 to $800, depending on whether cleaning, sensor replacement, or throttle body replacement is needed.

10. Can a software update fix the P1516 code on a Suzuki?

In some cases, a software update or ECU reprogramming may resolve the issue if it's related to a known glitch in the vehicle's control system.

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