AutoCodes – Toyota – P2103 2018 Toyota RAV4

P2103 2018 Toyota RAV4 Code - Throttle Actuator Control Motor Circuit High

Quick Answer

The Throttle Actuator is operated by the Engine Control Module (ECM) and opens and closes the throttle valve using gears. Common causes include Dirty throttle body, Faulty Throttle Actuator, Throttle Actuator harness is open. 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
P2103 2018 Toyota RAV4 indicates Throttle Actuator Control Motor Circuit High.
Common causes
Common causes include Dirty throttle body, Faulty Throttle Actuator, Throttle Actuator harness is open.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 317
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 16, 2022
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Code P2103 2018 Toyota RAV4 Description

The Throttle Actuator is operated by the Engine Control Module (ECM) and opens and closes the throttle valve using gears.
The opening angle of the throttle valve is detected by the throttle position sensor, which is mounted on the throttle with motor body assembly. The throttle position sensor provides feedback to the ECM. This feedback allows the ECM to appropriately control the throttle actuator and monitor the throttle opening angle as the ECM responds to driver inputs.
The ECM monitors the electrical current through the electronic actuator and detects malfunctions and open circuits in the throttle actuator based on this value. If the current is outside the standard range, the ECM determines that there is a malfunction in the throttle actuator. In addition, if the throttle valve does not function properly (for example, stuck on), the ECM determines that there is a malfunction. The ECM then illuminates the MIL and stores a Diagnostic Trouble Code (DTC).
OBDII Code P2103 2018 Toyota RAV4 - Throttle Actuator Control Motor Circuit High - AutoCodes.com
P2103 2018 Toyota RAV4 Code - Throttle Actuator Control Motor Circuit High

What are the Possible Causes of the DTC P2103 2018 Toyota RAV4?

  • Dirty throttle body
  • Faulty Throttle Actuator
  • Throttle Actuator harness is open
  • Throttle Actuator circuit poor electrical connection
  • Faulty Throttle with Motor Body Assembly
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P2103 2018 Toyota RAV4?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2103 2018 Toyota RAV4 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 P2103 2018 Toyota RAV4 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 P2103 2018 Toyota RAV4 Code

1. What are the common symptoms of OBDII code P2103 in a 2018 Toyota RAV4?

The common symptoms of OBDII code P2103, indicating Throttle Actuator Control Motor Circuit High, include loss of power, reduced acceleration, and the vehicle going into "limp mode."

2. What are the possible causes of OBDII code P2103 in a 2018 Toyota RAV4?

Possible causes of OBDII code P2103 in a 2018 Toyota RAV4 include a faulty throttle actuator control motor, damaged wiring or connectors in the circuit, or a problem with the engine control module (ECM).

3. How can I diagnose OBDII code P2103 in my 2018 Toyota RAV4?

Diagnosing OBDII code P2103 involves using a diagnostic scanner to read the code, checking the throttle actuator control motor and its circuit for faults, and inspecting the wiring and connectors for any damage.

4. Can I still drive my 2018 Toyota RAV4 with OBDII code P2103?

It is not recommended to drive your 2018 Toyota RAV4 with OBDII code P2103, as it can lead to further damage and safety issues. It's best to have the vehicle inspected and repaired as soon as possible.

5. How can I repair OBDII code P2103 in my 2018 Toyota RAV4?

Repairing OBDII code P2103 may involve replacing the throttle actuator control motor, repairing or replacing damaged wiring or connectors, or reprogramming the engine control module (ECM) if necessary.

6. Is it safe to reset the OBDII code P2103 in my 2018 Toyota RAV4 without fixing the underlying issue?

Resetting the OBDII code P2103 without addressing the underlying issue may temporarily turn off the check engine light, but the problem will likely reoccur. It is essential to diagnose and repair the root cause of the code.

7. How much does it cost to fix OBDII code P2103 in a 2018 Toyota RAV4?

The cost of fixing OBDII code P2103 in a 2018 Toyota RAV4 can vary depending on the specific issue causing the code. It is recommended to consult a mechanic for an accurate diagnosis and cost estimate.

8. Can a DIY enthusiast repair OBDII code P2103 in a 2018 Toyota RAV4?

While some DIY enthusiasts may be able to diagnose and repair OBDII code P2103 themselves, it is a complex issue that may require specialized tools and knowledge. It's advisable to seek professional help if unsure.

9. Will OBDII code P2103 cause permanent damage to my 2018 Toyota RAV4 if left unresolved?

If left unresolved, OBDII code P2103 can potentially cause damage to other components of your 2018 Toyota RAV4, as well as affecting the vehicle's performance and safety. It is best to address the issue promptly.

10. How often does OBDII code P2103 occur in a 2018 Toyota RAV4?

OBDII code P2103, indicating Throttle Actuator Control Motor Circuit High, is relatively rare in a 2018 Toyota RAV4. If you encounter this code, it is essential to have the vehicle inspected by a professional to determine the cause.

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