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Engine-Codes – Honda – P2118 2009 Honda Accord

P2118 2009 Honda Accord Code - Throttle Actuator Control Motor Current Range/Performance

Quick Answer

The P2118 diagnostic trouble code (DTC) for a 2009 Honda Accord refers to the Throttle Actuator Control Motor Current Range/Performance. Common causes include Faulty throttle actuator control motor, Wiring issues or electrical connection problems, Failed throttle position sensor. 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
P2118 2009 Honda Accord indicates Throttle Actuator Control Motor Current Range/Performance.
Common causes
Common causes include Faulty throttle actuator control motor, Wiring issues or electrical connection problems, Failed throttle position sensor.
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 17, 2024
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Code P2118 2009 Honda Accord Description

The P2118 diagnostic trouble code (DTC) for a 2009 Honda Accord refers to the Throttle Actuator Control Motor Current Range/Performance. This code indicates that there is a problem with the throttle actuator control motor's current range or performance. The throttle actuator control motor is responsible for controlling the opening and closing of the throttle valve, which regulates the amount of air entering the engine. This, in turn, affects the engine's performance and fuel efficiency.

OBDII Code P2118 2009 Honda Accord - Throttle Actuator Control Motor Current Range/Performance
P2118 2009 Honda Accord Code - Throttle Actuator Control Motor Current Range/Performance

Common Causes of P2118 2009 Honda Accord

  1. Faulty throttle actuator control motor.
  2. Wiring issues or electrical connection problems.
  3. Failed throttle position sensor.
  4. Dirty or clogged throttle body.
  5. Software or calibration issues with the engine control module.

Symptoms of P2118 2009 Honda Accord

  1. Hesitation or lack of response when pressing the accelerator pedal.
  2. Rough idling or unstable engine RPM.
  3. Engine stalling or difficulty starting.
  4. Reduced fuel efficiency.
  5. Illumination of the Check Engine Light.

How to Fix P2118 2009 Honda Accord

  1. Diagnose the specific cause of the P2118 code using a diagnostic scan tool.
  2. Inspect the throttle actuator control motor, wiring, and throttle position sensor for any signs of damage or malfunction.
  3. Clean the throttle body to ensure proper airflow.
  4. Repair or replace any faulty components identified during the diagnostic process.
  5. Clear the DTC and perform a test drive to verify that the issue has been resolved.

Cost to Fix P2118 2009 Honda Accord

The typical repair costs for addressing the P2118 code on a 2009 Honda Accord can range from $200 to $500, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can vary, with hourly rates typically ranging between $80 and $150. Rates may be higher at dealerships or in metropolitan areas, while independent shops may offer lower prices. It is advisable to obtain quotes from multiple repair facilities to determine the most cost-effective option for addressing this code.

When is the Code Detected?

Engine Control Module (ECM) detects short in both circuits between ECM and throttle control motor.

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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 P2118 2009 Honda Accord Code

1. What are the common symptoms of OBDII code P2118 in a 2009 Honda Accord?

- Common symptoms include engine stalling or hesitation, poor acceleration, and the vehicle going into limp mode.

2. What does the OBDII code P2118 in a 2009 Honda Accord indicate?

- The code P2118 indicates an issue with the Throttle Actuator Control Motor Current Range/Performance.

3. What are the possible causes of OBDII code P2118 in a 2009 Honda Accord?

- Possible causes include a faulty throttle body, damaged wiring or connectors, a malfunctioning throttle actuator control motor, or a problem with the engine control module.

4. How can I diagnose the OBDII code P2118 in my 2009 Honda Accord?

- Diagnosis involves checking the throttle body and its components for any visible damage, testing the throttle actuator control motor, and inspecting the wiring and connectors for any issues.

5. Can I still drive my 2009 Honda Accord with OBDII code P2118?

- It is not recommended to drive the vehicle with code P2118 as it can lead to further damage and safety risks. It's best to address the issue promptly.

6. How can I repair OBDII code P2118 in my 2009 Honda Accord?

- Repair may involve replacing the throttle body, repairing or replacing damaged wiring or connectors, or recalibrating the throttle actuator control motor.

7. Is it necessary to reset the OBDII code P2118 after repairs in a 2009 Honda Accord?

- Yes, it is essential to clear the code using an OBDII scanner after repairs to reset the vehicle's computer system and ensure the issue has been resolved.

8. Can a DIY enthusiast fix OBDII code P2118 in a 2009 Honda Accord?

- Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to address the issue themselves by following repair guides or tutorials.

9. How much does it cost to repair OBDII code P2118 in a 2009 Honda Accord?

- The cost of repairs for code P2118 can vary depending on the exact cause of the issue, but it may range from a couple of hundred dollars to over a thousand dollars if professional help is required.

10. How often does OBDII code P2118 occur in 2009 Honda Accords?

- While the frequency can vary, code P2118 related to throttle actuator control motor issues is not uncommon in 2009 Honda Accords, especially as the vehicle ages.

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