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Engine-Codes – Generic – C107B

C107B Code - Wheel Speed Comparative Performance Signal Compare Failure

Quick Answer

The C107B code indicates a Wheel Speed Comparative Performance Signal Compare Failure. Common causes include Faulty wheel speed sensors, Damaged wiring or connectors, ABS module 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
C107B indicates Wheel Speed Comparative Performance Signal Compare Failure.
Common causes
Common causes include Faulty wheel speed sensors, Damaged wiring or connectors, ABS module 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 Sep 09, 2024
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Code C107B Description

The C107B code indicates a Wheel Speed Comparative Performance Signal Compare Failure. This means that there is a discrepancy in the signals being received from the wheel speed sensors in the vehicle. Wheel speed sensors are responsible for measuring the rotational speed of each wheel and sending this information to the vehicle's electronic control unit (ECU) to help with functions like anti-lock braking systems (ABS) and traction control.

OBDII Code C107B - Wheel Speed Comparative Performance Signal Compare Failure
C107B Code - Wheel Speed Comparative Performance Signal Compare Failure

Common Causes of C107B

  1. Faulty wheel speed sensors
  2. Damaged wiring or connectors
  3. ABS module malfunction
  4. Electronic Control Unit (ECU) issues
  5. Corrosion or debris affecting sensor performance

Symptoms of C107B

  1. ABS warning light illuminated on the dashboard
  2. Traction control system malfunction indicator
  3. Erratic or inconsistent braking behavior
  4. Vehicle stability issues during braking or cornering
  5. Increased stopping distances

How to Fix C107B

  1. Connect a diagnostic scanner to the vehicle's OBD-II port to retrieve the specific error codes and pinpoint the cause of the signal compare failure.
  2. Inspect the wheel speed sensors, wiring, and connectors for any visible damage or corrosion. Replace any faulty components.
  3. Test the ABS module and ECU to ensure they are functioning correctly. Replace if necessary.
  4. Clear the error codes and perform a road test to verify that the issue has been resolved.
  5. If the problem persists, consider seeking professional assistance from a certified mechanic or dealership for further diagnosis and repair.

Cost to Fix C107B

The typical repair costs for addressing a Wheel Speed Comparative Performance Signal Compare Failure can range from $200 to $500, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary significantly based on factors such as location, vehicle make and model, and engine type. It's advisable to check local rates for a more precise estimate. Keep in mind that rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less.

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Code C107B Information for Specific Makes

  • C107B Chrysler — Wheel Speed Comparative Performance Signal Compare Failure
  • C107B Dodge — Wheel Speed Comparative Performance Signal Compare Failure
  • C107B Jeep — Wheel Speed Comparative Performance Signal Compare Failure
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 C107B Code

1. What are the common symptoms of OBDII code C107B?

The common symptoms of code C107B include ABS warning light illumination on the dashboard, traction control system malfunction, and potential loss of stability control.

2. What does the OBDII code C107B indicate?

Code C107B indicates a Wheel Speed Comparative Performance Signal Compare Failure, signaling an issue with the signals being received from the wheel speed sensors.

3. What are the possible causes of OBDII code C107B?

Possible causes of code C107B include damaged or faulty wheel speed sensors, wiring or connector issues, damaged tone rings, or problems with the ABS control module.

4. How can I diagnose the OBDII code C107B?

Diagnosing code C107B involves using a diagnostic scanner to retrieve the code, checking the wheel speed sensor readings, inspecting wiring and connectors for damage, and testing the ABS control module.

5. Can driving with OBDII code C107B cause further damage?

Continuing to drive with code C107B may lead to further damage to the ABS system, affecting the vehicle's ability to maintain traction and stability in certain driving conditions.

6. How can I repair OBDII code C107B?

Repairing code C107B may involve replacing the faulty wheel speed sensor, repairing damaged wiring or connectors, replacing the ABS control module, or addressing any other specific issues identified during diagnosis.

7. Is it safe to drive with the ABS warning light on due to code C107B?

It is not recommended to drive with the ABS warning light on, as it indicates a potential malfunction in the ABS system, which can compromise braking performance and vehicle stability.

8. Can a DIY enthusiast fix OBDII code C107B at home?

While some DIY enthusiasts may be able to diagnose and repair code C107B at home, it is recommended to have a professional mechanic with experience in ABS systems address the issue for proper diagnosis and repair.

9. How much does it cost to repair OBDII code C107B at a repair shop?

The cost of repairing code C107B can vary depending on the underlying cause, parts needed for replacement, and labor costs. It is advisable to get a diagnosis and repair estimate from a trusted repair shop.

10. How can I prevent OBDII code C107B from occurring?

To prevent code C107B, it is essential to perform regular maintenance on the ABS system, including checking wheel speed sensors, inspecting wiring for damage, and addressing any issues promptly to avoid signal compare failures.

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