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U11BC Chrysler Code - Lost Brake Switch Message

Quick Answer

The U11BC Chrysler code indicates that the vehicle's onboard computer has detected a lost brake switch message. Common causes include Faulty brake switch, Wiring issues or damaged wiring harness, Corrosion or poor connection at the brake switch. 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
U11BC Chrysler indicates Lost Brake Switch Message.
Common causes
Common causes include Faulty brake switch, Wiring issues or damaged wiring harness, Corrosion or poor connection at the brake switch.
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 07, 2024
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Code U11BC Chrysler Description

The U11BC Chrysler code indicates that the vehicle's onboard computer has detected a lost brake switch message. This means that the communication between the brake switch and the vehicle's computer system has been interrupted or is not functioning properly. The brake switch is a crucial component in the vehicle's braking system, as it is responsible for signaling when the brakes are applied. When the brake switch message is lost, it can lead to issues with the vehicle's brake lights, cruise control, and other safety systems that rely on this input.

OBDII Code U11BC Chrysler - Lost Brake Switch Message
U11BC Chrysler Code - Lost Brake Switch Message

Common Causes of U11BC Chrysler

  1. Faulty brake switch
  2. Wiring issues or damaged wiring harness
  3. Corrosion or poor connection at the brake switch
  4. Software glitch in the vehicle's computer system

Symptoms of U11BC Chrysler

  1. Brake lights not working properly
  2. Cruise control not functioning
  3. ABS (Anti-lock Braking System) warning light illuminated on the dashboard
  4. Inability to shift out of park

How to Fix U11BC Chrysler

  1. Begin by diagnosing the issue using a diagnostic scanner to retrieve the specific fault codes and pinpoint the source of the problem.
  2. Inspect the brake switch and wiring harness for any visible damage or corrosion. Replace the brake switch if necessary.
  3. Test the brake switch's functionality by manually activating it and checking for proper communication with the vehicle's computer system.
  4. Clear the fault codes from the vehicle's computer system and perform a test drive to ensure that the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to identify any underlying issues with the vehicle's electrical system.

Cost to Fix U11BC Chrysler

The typical repair costs for addressing a lost brake switch message can vary depending on the specific cause of the issue. In general, replacing a faulty brake switch and addressing any related wiring issues can range from $100 to $300 in parts and labor. However, it's important to note that labor rates at auto repair shops can vary between $80 and $150 per hour, with rates potentially higher in metropolitan areas or at dealerships. DIY enthusiasts may be able to reduce costs by performing the repair themselves, but professional diagnosis and repair are recommended for complex electrical issues like this. It's advisable to consult with a qualified mechanic for a more accurate cost estimate based on the vehicle's make and model.

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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 U11BC Chrysler Code

1. What is the OBDII code U11BC on a Chrysler indicating?

The U11BC code on a Chrysler refers to a Lost Brake Switch Message detected in the vehicle's system.

2. What are the common symptoms of the U11BC code in a Chrysler?

Common symptoms of the U11BC code include the brake lights not functioning properly, the inability to shift out of park, and the illumination of the brake warning light on the dashboard.

3. What are some possible causes of the U11BC code in a Chrysler?

Possible causes of the U11BC code include a faulty brake switch, damaged wiring or connectors in the brake switch circuit, or a communication error within the vehicle's network.

4. How can I diagnose the U11BC code in a Chrysler?

Diagnosing the U11BC code typically involves checking the brake switch for proper operation, inspecting the wiring and connectors for any damage, and using a diagnostic scanner to read the code and identify the specific issue.

5. Can I still drive my Chrysler with the U11BC code present?

It is not recommended to drive your Chrysler with the U11BC code present, as it may indicate a potential safety issue related to the brake system. It is best to address the problem promptly.

6. How can I repair the U11BC code in my Chrysler?

Repairing the U11BC code may involve replacing the faulty brake switch, repairing any damaged wiring or connectors, or reprogramming the vehicle's computer to resolve the communication error.

7. Will resetting the fault codes make the U11BC code disappear?

Resetting the fault codes may temporarily clear the U11BC code, but if the underlying issue is not addressed, the code is likely to reappear once the problem is detected again.

8. Can a DIY enthusiast fix the U11BC code issue in a Chrysler?

Depending on your skills and experience with automotive repairs, you may be able to fix the U11BC code yourself by following diagnostic procedures and replacing any faulty components. However, professional assistance may be needed for more complex issues.

9. Is the U11BC code specific to Chrysler vehicles only?

The U11BC code is specific to Chrysler vehicles and is not a generic OBDII trouble code that applies to all car makes and models.

10. How much does it typically cost to repair the U11BC code in a Chrysler?

The cost of repairing the U11BC code in a Chrysler can vary depending on the specific cause of the issue, the labor rates in your area, and whether you choose to DIY or seek professional help. Costs may range from a few dollars for a simple fix to a few hundred dollars for more complex repairs.

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