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B16D0 Chrysler Code - Left DRL Lamp Control Circuit Low

Quick Answer

The B16D0 Chrysler code indicates a problem with the Left Daytime Running Lamp (DRL) control circuit being detected as operating at a lower voltage than expected. Common causes include Faulty left DRL lamp, Damaged wiring harness leading to the left DRL lamp, Malfunctioning DRL control module. 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
B16D0 Chrysler indicates Left DRL Lamp Control Circuit Low.
Common causes
Common causes include Faulty left DRL lamp, Damaged wiring harness leading to the left DRL lamp, Malfunctioning DRL control module.
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 B16D0 Chrysler Description

The B16D0 Chrysler code indicates a problem with the Left Daytime Running Lamp (DRL) control circuit being detected as operating at a lower voltage than expected. The DRL system is designed to improve visibility of the vehicle during daylight hours by automatically turning on the headlights at a reduced intensity. When this code is triggered, it means that the control module has detected a fault in the circuit responsible for controlling the left DRL lamp.

OBDII Code B16D0 Chrysler - Left DRL Lamp Control Circuit Low
B16D0 Chrysler Code - Left DRL Lamp Control Circuit Low

Common Causes of B16D0 Chrysler

  1. Faulty left DRL lamp.
  2. Damaged wiring harness leading to the left DRL lamp.
  3. Malfunctioning DRL control module.
  4. Poor electrical connection in the left DRL circuit.
  5. Corrosion or moisture in the DRL circuit components.

Symptoms of B16D0 Chrysler

  1. Left DRL lamp not illuminating or flickering.
  2. Dashboard warning light indicating a DRL system fault.
  3. Reduced visibility of the vehicle during daytime driving.
  4. Vehicle failing to meet DRL requirements during inspection.

How to Fix B16D0 Chrysler

  1. Begin by visually inspecting the left DRL lamp for any signs of damage or malfunction. Replace the lamp if necessary.
  2. Check the wiring harness connected to the left DRL lamp for any visible damage or loose connections. Repair or replace the wiring as needed.
  3. Use a multimeter to test the voltage output at the DRL control module. If the voltage is lower than expected, the control module may need to be replaced.
  4. Inspect the electrical connections in the left DRL circuit for corrosion or poor contact. Clean or repair the connections to ensure proper functionality.
  5. Clear the diagnostic trouble codes from the vehicle's system using a scan tool after completing the repairs to reset the system and verify that the issue has been resolved.

Cost to Fix B16D0 Chrysler

The typical repair costs for addressing a B16D0 Chrysler code related to the Left DRL Lamp Control Circuit Low can vary depending on the specific cause of the issue. In general, replacing a DRL lamp can cost between $50 to $100, while repairing or replacing a wiring harness may range from $100 to $300. If the DRL control module needs to be replaced, the cost can be around $200 to $400. Labor costs at auto repair shops can range from $80 to $150 per hour, so the total repair bill may vary based on the time required to diagnose and fix the problem. It's recommended to consult with a qualified mechanic to get an accurate estimate for your specific vehicle.

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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 B16D0 Chrysler Code

1. What are the common symptoms of OBDII code B16D0 in a Chrysler related to the Left DRL Lamp Control Circuit Low?

- Dim or non-functional left daytime running light (DRL), dashboard warning light, and potential flickering of the left DRL lamp.

2. What are the possible causes of OBDII code B16D0 in a Chrysler indicating a Left DRL Lamp Control Circuit Low?

- Faulty left DRL lamp, damaged wiring or connectors in the control circuit, or a malfunctioning DRL control module.

3. How can I diagnose the OBDII code B16D0 in my Chrysler if it's showing a Left DRL Lamp Control Circuit Low error?

- Use a multimeter to check the voltage at the left DRL lamp, inspect the wiring and connectors for any visible damage, and scan the DRL control module for fault codes.

4. Are there any simple repair tips for fixing OBDII code B16D0 related to a Left DRL Lamp Control Circuit Low in a Chrysler?

- Start by checking and replacing the left DRL lamp, followed by inspecting and repairing any damaged wiring or connectors in the circuit.

5. Is it safe to continue driving my Chrysler with OBDII code B16D0 displaying a Left DRL Lamp Control Circuit Low error?

- It is generally safe to drive, but it's crucial to address the issue promptly to ensure proper visibility and compliance with road safety regulations.

6. Can a DIY enthusiast fix OBDII code B16D0 indicating a Left DRL Lamp Control Circuit Low in a Chrysler?

- Yes, some basic electrical skills and tools are needed to diagnose and repair the issue, such as checking and replacing the left DRL lamp or repairing damaged wiring.

7. How much does it typically cost to repair OBDII code B16D0 related to a Left DRL Lamp Control Circuit Low in a Chrysler?

- The cost can vary depending on the specific cause, but it may involve expenses for parts like a new DRL lamp or labor charges if professional assistance is required.

8. Will clearing the OBDII code B16D0 in my Chrysler with a Left DRL Lamp Control Circuit Low error resolve the issue permanently?

- Clearing the code may temporarily turn off the warning light, but if the underlying problem like a faulty DRL lamp or wiring issue persists, the code is likely to reappear.

9. How long does it typically take to repair OBDII code B16D0 indicating a Left DRL Lamp Control Circuit Low in a Chrysler?

- The repair duration can vary based on the complexity of the issue and your experience level; it may take anywhere from a few minutes to an hour or more for thorough troubleshooting and repair.

10. Can extreme weather conditions affect the occurrence of OBDII code B16D0 related to a Left DRL Lamp Control Circuit Low in a Chrysler?

- Yes, extreme temperatures or moisture can potentially exacerbate existing issues with the DRL lamp or its control circuit, leading to the triggering of the OBDII code B16D0.

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