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P2102 2011 Toyota Camry Code - Throttle Actuator Control Motor Circuit Low

Quick Answer

The P2102 diagnostic trouble code (DTC) for a 2011 Toyota Camry indicates a problem with the Throttle Actuator Control Motor Circuit being low. Common causes include Faulty throttle actuator control motor, Damaged wiring or connectors in the circuit, Corrosion or poor connections in the throttle body. 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
P2102 2011 Toyota Camry indicates Throttle Actuator Control Motor Circuit Low.
Common causes
Common causes include Faulty throttle actuator control motor, Damaged wiring or connectors in the circuit, Corrosion or poor connections in the throttle body.
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 16, 2024
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Code P2102 2011 Toyota Camry Description

The P2102 diagnostic trouble code (DTC) for a 2011 Toyota Camry indicates a problem with the Throttle Actuator Control Motor Circuit being low. The throttle actuator control motor is responsible for controlling the opening and closing of the throttle plate in the throttle body, which regulates the amount of air entering the engine. When the throttle actuator control motor circuit is low, it means that the voltage signal being sent to the motor is below the specified range, causing issues with throttle response and engine performance.

OBDII Code P2102 2011 Toyota Camry - Throttle Actuator Control Motor Circuit Low
P2102 2011 Toyota Camry Code - Throttle Actuator Control Motor Circuit Low

Common Causes of P2102 2011 Toyota Camry

  1. Faulty throttle actuator control motor
  2. Damaged wiring or connectors in the circuit
  3. Corrosion or poor connections in the throttle body
  4. Issues with the engine control module (ECM)
  5. Electronic throttle control system malfunction

Symptoms of P2102 2011 Toyota Camry

  1. Reduced engine power
  2. Poor acceleration
  3. Engine stalling or hesitation
  4. Illuminated check engine light
  5. Rough idling

How to Fix P2102 2011 Toyota Camry

  1. Begin by conducting a thorough inspection of the throttle actuator control motor, wiring, and connectors for any visible damage or corrosion.
  2. Test the throttle actuator control motor using a multimeter to check for proper voltage and resistance.
  3. Check the throttle body for any build-up of dirt or debris that could be affecting the motor's operation.
  4. If necessary, replace the throttle actuator control motor or repair any damaged wiring or connectors in the circuit.
  5. Clear the diagnostic trouble codes from the ECM and perform a test drive to ensure the issue has been resolved.

Cost to Fix P2102 2011 Toyota Camry

The typical repair costs for addressing a P2102 code on a 2011 Toyota Camry can range from $200 to $500, including parts and labor. However, it's essential to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may be higher in metropolitan areas or at dealerships and lower at independent shops. It is recommended to inquire about 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 P2102 2011 Toyota Camry Code

1. What does the OBDII code P2102 mean for a 2011 Toyota Camry?

P2102 indicates that the Throttle Actuator Control (TAC) motor circuit has a low voltage condition, meaning the engine control module (ECM) is detecting insufficient power going to the throttle actuator motor.

2. What are the common symptoms of code P2102 in a 2011 Toyota Camry?

Symptoms may include reduced engine performance, the vehicle going into limp mode, the throttle not responding properly, the check engine light being illuminated, and potentially stalling or hesitation during acceleration.

3. What causes the P2102 code to appear in a 2011 Toyota Camry?

Common causes include a faulty throttle actuator motor, damaged or corroded wiring or connectors in the throttle actuator circuit, a malfunctioning ECM, or a poor ground connection.

4. Can a dirty throttle body cause the P2102 code?

A dirty throttle body is unlikely to directly trigger P2102, but it can cause throttle performance issues that may be misinterpreted as a TAC motor problem. Cleaning the throttle body might help if additional symptoms are present.

5. How do you diagnose the P2102 code on a 2011 Toyota Camry?

Diagnosis involves checking the wiring and connectors for damage or corrosion, testing the throttle actuator motor for proper function, verifying the ground connections, and using a multimeter to check for proper voltage in the circuit.

6. Is it safe to drive a 2011 Toyota Camry with the P2102 code?

Driving with this code is not recommended, as the vehicle may enter limp mode or experience reduced throttle response, potentially creating unsafe driving conditions.

7. How do you fix the P2102 code on a 2011 Toyota Camry?

Repairs may include replacing the throttle actuator motor, repairing or replacing damaged wiring or connectors, cleaning the throttle body, or, in rare cases, replacing the ECM if it is found to be defective.

8. How much does it cost to fix the P2102 code on a 2011 Toyota Camry?

Repair costs vary depending on the cause. Replacing the throttle actuator motor can cost between $300 and $700, while fixing wiring or connectors may cost less. ECM replacement can exceed $1,000.

9. Can a weak battery cause the P2102 code in a 2011 Toyota Camry?

Yes, a weak or failing battery can result in low voltage to the throttle actuator motor, triggering the P2102 code. It’s important to test the battery and charging system during diagnosis.

10. Will clearing the P2102 code solve the problem?

Clearing the code will turn off the check engine light temporarily, but it won’t fix the underlying issue. The code will likely return until the root cause is addressed.

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