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Engine-Codes – Generic – B2655

B2655 Code - Courtesy Lamp Low Control Circuit High

Quick Answer

The diagnostic trouble code B2655 indicates a problem with the courtesy lamp low control circuit being high. Common causes include Faulty courtesy lamp switch, Wiring issues such as shorts or open circuits, Faulty body control module (BCM). 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
B2655 indicates Courtesy Lamp Low Control Circuit High.
Common causes
Common causes include Faulty courtesy lamp switch, Wiring issues such as shorts or open circuits, Faulty body control module (BCM).
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 09, 2024
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Code B2655 Description

The diagnostic trouble code B2655 indicates a problem with the courtesy lamp low control circuit being high. This code is typically found in vehicles equipped with interior lights that are activated when the doors are opened or closed. The courtesy lamps are designed to provide illumination in the interior of the vehicle for convenience and safety. When the control circuit for these lamps is reading high, it means that there is an issue with the voltage levels in the circuit that control the operation of the courtesy lamps.

OBDII Code B2655 - Courtesy Lamp Low Control Circuit High
B2655 Code - Courtesy Lamp Low Control Circuit High

Common Causes of B2655

  1. Faulty courtesy lamp switch
  2. Wiring issues such as shorts or open circuits
  3. Faulty body control module (BCM)
  4. Blown fuse related to the courtesy lamp circuit
  5. Corrosion or poor connections in the wiring harness

Symptoms of B2655

  1. Interior lights not turning on when doors are opened
  2. Flickering or dimming of interior lights
  3. Dashboard warning light indicating a lamp control circuit issue
  4. Battery drain due to malfunctioning courtesy lamps
  5. Electrical issues such as blown fuses related to the courtesy lamp circuit

How to Fix B2655

  1. Begin by inspecting the courtesy lamp switch for any visible damage or signs of malfunction. Replace the switch if necessary.
  2. Check the wiring harness for any shorts, open circuits, or corrosion. Repair or replace any damaged wiring.
  3. Test the body control module (BCM) for proper functionality. Replace the BCM if it is found to be faulty.
  4. Check and replace any blown fuses related to the courtesy lamp circuit.
  5. Once repairs are complete, clear the diagnostic trouble codes and test the courtesy lamps to ensure they are functioning properly.

Cost to Fix B2655

The cost of repairing a courtesy lamp low control circuit high issue can vary depending on the specific cause of the problem and the labor rates at the auto repair shop. On average, the cost of parts and labor for this repair could range from $100 to $300. It's important to note that diagnostic time and labor rates can vary significantly, so it's advisable to contact local auto repair shops for a more accurate estimate.

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Code B2655 Information for Specific Makes

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 B2655 Code

1. What are the common symptoms of OBDII code B2655?

- Common symptoms include the courtesy lamp staying on continuously, flickering, or not turning on at all.

2. What can cause the OBDII code B2655 to trigger?

- The code can be triggered by a high voltage in the courtesy lamp control circuit, often due to a short circuit or malfunctioning components.

3. How can I diagnose the cause of OBDII code B2655?

- You can use a diagnostic scanner to retrieve the code, check the courtesy lamp circuit for any visible damage or loose connections, and test the components in the circuit for proper functionality.

4. Can a faulty courtesy lamp itself trigger the OBDII code B2655?

- Yes, a faulty courtesy lamp can cause the control circuit to register a high voltage condition and trigger the B2655 trouble code.

5. Are there any specific repair tips for fixing OBDII code B2655?

- Repair tips include checking and repairing any damaged wiring, replacing a faulty courtesy lamp, inspecting and replacing the lamp control module if needed, and clearing the trouble code after repairs are completed.

6. What happens if I ignore the OBDII code B2655?

- Ignoring the code can lead to issues with the courtesy lamp not functioning properly, which can affect visibility inside the vehicle and compromise safety.

7. Can OBDII code B2655 be intermittent or permanent?

- The code can be either intermittent or permanent, depending on the underlying cause of the high voltage condition in the courtesy lamp control circuit.

8. Is it safe to continue driving with OBDII code B2655 present?

- It is generally safe to continue driving, but it is recommended to address the issue promptly to ensure the proper functioning of the courtesy lamp as needed.

9. Can a DIY enthusiast fix OBDII code B2655 at home?

- Yes, if you have the necessary tools and knowledge, you can attempt to diagnose and repair OBDII code B2655 at home. However, if you are unsure, it is best to consult a professional mechanic.

10. How long does it typically take to repair OBDII code B2655?

- The repair time can vary depending on the exact cause of the issue, but it can usually be addressed within a few hours to a day, depending on the complexity of the repair needed.

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