Engine-CodesGeneric – B165C

B165C Code - Park Lamp Control Circuit Low

Quick Answer

The B165C diagnostic trouble code indicates an issue with the park lamp control circuit being in a low state. Common causes include Faulty wiring or connectors in the park lamp circuit, Malfunctioning park lamp control module, Blown fuse related to the park lamp circuit. 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
B165C indicates Park Lamp Control Circuit Low.
Common causes
Common causes include Faulty wiring or connectors in the park lamp circuit, Malfunctioning park lamp control module, Blown fuse related to the park lamp circuit.
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.
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code B165C Description

The B165C diagnostic trouble code indicates an issue with the park lamp control circuit being in a low state. In simpler terms, it means that there is a problem with the circuit that controls the park lamps, which are the lights on the front and rear of the vehicle that are typically used for parking or visibility. This issue can affect the vehicle's performance by causing the park lamps to not function properly, leading to reduced visibility for the driver and other road users.

OBDII Code B165C - Park Lamp Control Circuit Low
B165C Code - Park Lamp Control Circuit Low

Common Causes of B165C

  1. Faulty wiring or connectors in the park lamp circuit
  2. Malfunctioning park lamp control module
  3. Blown fuse related to the park lamp circuit
  4. Damaged or burnt-out park lamp bulb
  5. Water damage or corrosion in the park lamp circuit

Symptoms of B165C

  1. Park lamps not turning on
  2. Dim or flickering park lamps
  3. Dashboard warning light indicating a lighting system issue
  4. Fuse for park lamps blowing repeatedly

How to Fix B165C

  1. Begin by inspecting the wiring and connectors in the park lamp control circuit for any damage or corrosion. Repair or replace any damaged components.
  2. Check the park lamp control module for proper functionality. If it is faulty, replace it with a new module.
  3. Inspect and replace any blown fuses in the park lamp circuit.
  4. Check and replace any damaged or burnt-out park lamp bulbs.
  5. Clear the diagnostic trouble codes from the vehicle's system and test the park lamps to ensure they are functioning properly.

Cost to Fix B165C

The typical repair costs for addressing a park lamp control circuit low issue can vary depending on the specific cause of the problem and the make and model of the vehicle. On average, the cost of parts for this repair could range from $50 to $200, while labor costs could range from $100 to $300. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate based on your location and vehicle type.

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Code B165C 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 B165C Code

1. What are the common symptoms of OBDII code B165C (Park Lamp Control Circuit Low)?

- Common symptoms include dim or non-functional park lamps, flickering lights, and a dashboard warning light.

2. What are the possible causes of OBDII code B165C?

- The code B165C can be caused by issues such as a faulty park lamp control module, damaged wiring, blown fuses, or a malfunctioning light switch.

3. How can I diagnose OBDII code B165C?

- Diagnosis typically involves inspecting the park lamp control module, checking the wiring for damage, testing the fuses, and verifying the operation of the light switch.

4. What are some repair tips for resolving OBDII code B165C?

- Repair tips may include replacing the park lamp control module, repairing damaged wiring, replacing blown fuses, or repairing/replacing the faulty light switch.

5. Can I continue driving with OBDII code B165C?

- It is generally not recommended to drive with OBDII code B165C, as it can affect the visibility of your vehicle and compromise safety.

6. How much does it cost to repair OBDII code B165C?

- The cost of repairing OBDII code B165C can vary depending on the specific cause of the issue, but it may range from $100 to $300 or more for parts and labor.

7. Will OBDII code B165C cause my vehicle to fail an emissions test?

- OBDII code B165C is not directly related to emissions, so it may not cause your vehicle to fail an emissions test. However, it should still be addressed to ensure proper functioning of your vehicle's lighting system.

8. Can I reset OBDII code B165C without repairing the issue?

- While you can clear the code with an OBDII scanner, it is not recommended to reset the code without addressing the underlying problem, as it may lead to ongoing issues with your vehicle's lighting system.

9. Is OBDII code B165C a common issue in specific vehicle makes or models?

- OBDII code B165C can occur in various vehicle makes and models, particularly those equipped with park lamp control modules and electronic lighting systems.

10. How long does it typically take to repair OBDII code B165C?

- The repair time for OBDII code B165C can vary depending on the exact cause of the issue and the expertise of the technician, but it may take anywhere from 1 to 3 hours to complete the repair.

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