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P2118 Chrysler Code - Electronic Throttle Control Motor Circuit

Quick Answer

The P2118 Chrysler code refers to an issue with the Electronic Throttle Control (ETC) motor circuit. Common causes include Faulty ETC motor, Wiring or connector issues in the ETC motor circuit, ECM malfunction. 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 Chrysler indicates Electronic Throttle Control Motor Circuit.
Common causes
Common causes include Faulty ETC motor, Wiring or connector issues in the ETC motor circuit, ECM malfunction.
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 Aug 19, 2024
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Code P2118 Chrysler Description

The P2118 Chrysler code refers to an issue with the Electronic Throttle Control (ETC) motor circuit. The ETC system controls the throttle opening in response to driver input, allowing for precise control of engine speed and power output. When this code is triggered, it indicates a malfunction within the circuit that controls the ETC motor, which can lead to various performance issues. The ETC system utilizes sensors and actuators to communicate with the engine control module (ECM) and adjust the throttle position accordingly. If the circuit malfunctions, it can disrupt this communication and cause erratic throttle response or even engine stalling.

OBDII Code P2118 Chrysler - Electronic Throttle Control Motor Circuit
P2118 Chrysler Code - Electronic Throttle Control Motor Circuit

Common Causes of P2118 Chrysler

  1. Faulty ETC motor
  2. Wiring or connector issues in the ETC motor circuit
  3. ECM malfunction
  4. Accumulation of carbon deposits on the throttle body
  5. Corrosion or damage to ETC system components

Symptoms of P2118 Chrysler

  1. Loss of power or reduced acceleration
  2. Engine stalling or rough idling
  3. Illumination of the Check Engine Light
  4. Unresponsive throttle pedal
  5. Increased fuel consumption

How to Fix P2118 Chrysler

  1. Diagnose the issue using a scan tool to pinpoint the exact cause of the ETC motor circuit malfunction.
  2. Inspect the wiring and connectors for any signs of damage or corrosion, repairing or replacing as needed.
  3. Test the ETC motor for proper functionality and replace if found to be faulty.
  4. Clean the throttle body to remove any carbon deposits that could be affecting its operation.
  5. Clear the fault code and perform a test drive to ensure the issue has been resolved.

Cost to Fix P2118 Chrysler

The cost of repairing a P2118 Chrysler code can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay anywhere from $200 to $500 for parts and labor. Keep in mind that diagnostic time and labor rates can fluctuate, so it's advisable to contact local auto repair shops for a more accurate estimate.

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 Chrysler Code

1. What are the common symptoms of OBDII code P2118 in a Chrysler related to the Electronic Throttle Control Motor Circuit?

The common symptoms include engine stalling, reduced engine power, and the vehicle going into "limp mode" where it operates at reduced performance.

2. What are the typical causes of the OBDII code P2118 in a Chrysler?

The main causes of code P2118 in a Chrysler are a faulty electronic throttle control motor, a malfunctioning throttle position sensor, or issues with the wiring or connectors in the throttle control circuit.

3. How can I diagnose the OBDII code P2118 in my Chrysler?

Diagnosing code P2118 typically involves using a scan tool to read the code, checking the throttle control motor and position sensor for proper operation, inspecting the wiring and connectors for damage, and performing a throttle relearn procedure.

4. Can I continue driving my Chrysler with the OBDII code P2118 present?

It is not recommended to drive your Chrysler with code P2118 present, as it can lead to unsafe driving conditions due to potential engine power loss or stalling. It is best to address the issue promptly.

5. Is it possible to repair the OBDII code P2118 in a Chrysler by myself?

While it is possible to troubleshoot and repair code P2118 yourself if you have automotive repair knowledge and the necessary tools, it is recommended to seek assistance from a qualified mechanic for an accurate diagnosis and proper repair.

6. Are there any quick tips for fixing the OBDII code P2118 in a Chrysler?

Quick tips for addressing code P2118 include checking the throttle control wiring for loose connections, ensuring the throttle control motor is functioning correctly, and performing a throttle relearn procedure to reset the system.

7. What is the typical cost to repair the OBDII code P2118 in a Chrysler at a repair shop?

The cost of repairing code P2118 in a Chrysler can vary depending on the exact cause of the issue, but it may range from $200 to $500, including parts and labor. Costs can be higher if additional components need replacement.

8. Can a bad throttle body cause the OBDII code P2118 in a Chrysler?

Yes, a faulty throttle body or electronic throttle control motor can cause code P2118 to trigger in a Chrysler. It is essential to inspect and test these components when diagnosing the issue.

9. How long does it take to repair the OBDII code P2118 in a Chrysler?

The repair time for code P2118 can vary depending on the exact cause and the complexity of the repair needed. In general, it may take a few hours to a half-day for a qualified mechanic to diagnose and fix the issue.

10. Will resetting the OBDII code P2118 in a Chrysler make it go away permanently?

Resetting the code may temporarily turn off the check engine light, but if the underlying issue causing code P2118 is not addressed, the code is likely to return. It is crucial to diagnose and repair the root cause of the problem for a lasting solution.

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