AutoCodesGeneric – C0050

C0050 Code - Right Rear Wheel Speed Sensor Circuit

Quick Answer

The wheel speeds are detected by active Wheel Speed Sensors (WSS) and encoder rings. Common causes include Faulty Right Rear Wheel Speed Sensor, Right Rear Wheel Speed Sensor harness is open or shorted, Right Rear Wheel Speed Sensor circuit poor electrical connection. 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
C0050 indicates Right Rear Wheel Speed Sensor Circuit.
Common causes
Common causes include Faulty Right Rear Wheel Speed Sensor, Right Rear Wheel Speed Sensor harness is open or shorted, Right Rear Wheel Speed Sensor circuit poor electrical connection.
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.
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Code Popularity 38,541
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 19, 2023
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Code C0050 Description

The wheel speeds are detected by active Wheel Speed Sensors (WSS) and encoder rings. The encoder ring consists of permanent magnets. Each Wheel Speed Senso receives ignition voltage from the Electronic Brake Control Module (EBCM) and provides an alternating current square wave signal to the electronic brake control module. As the wheel spins, the electronic brake control module uses the frequency of the square wave signal to calculate the wheel speed. The Diagnostic Trouble Code (DTC) will be set when an improper signal is detected on the wheel speed sensor ignition circuit.
OBDII Code C0050 - Right Rear Wheel Speed Sensor Circuit - AutoCodes.com
C0050 Code - Right Rear Wheel Speed Sensor Circuit

What are the Possible Causes of the DTC C0050?

  • Faulty Right Rear Wheel Speed Sensor
  • Right Rear Wheel Speed Sensor harness is open or shorted
  • Right Rear Wheel Speed Sensor circuit poor electrical connection
  • Faulty Electronic Brake Control Module (EBCM)

How to Fix the DTC C0050?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0050 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C0050 code?

Need more information on how to fix the C0050 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0050 code diagnosed by a professional: Find a repair shop in your area

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 C0050 Code

1. What are common symptoms of an OBDII code C0050 related to the right rear wheel speed sensor circuit?

Symptoms may include ABS warning light illuminated on the dashboard, traction control issues, and potential loss of stability control.

2. What are possible causes of OBDII code C0050 for the right rear wheel speed sensor circuit?

Causes may include a faulty wheel speed sensor, damaged wiring or connectors, sensor alignment issues, or a malfunctioning ABS module.

3. How can I diagnose the issue associated with OBDII code C0050 for the right rear wheel speed sensor circuit?

Diagnosis typically involves using a scan tool to retrieve the specific trouble code, inspecting the right rear wheel speed sensor and its connections, and testing the sensor for proper functionality.

4. Can I still drive my vehicle with an OBDII code C0050 related to the right rear wheel speed sensor circuit?

It is not recommended to drive the vehicle with this issue, as it may compromise the effectiveness of the ABS and stability control systems, leading to potential safety concerns.

5. What are the repair options for addressing OBDII code C0050 for the right rear wheel speed sensor circuit?

Repairs may involve replacing the right rear wheel speed sensor, repairing damaged wiring or connectors, realigning the sensor, or reprogramming the ABS module as needed.

6. How much does it typically cost to repair OBDII code C0050 for the right rear wheel speed sensor circuit?

Costs can vary depending on the specific repair needed, but replacing a wheel speed sensor or repairing wiring/connectors may range from $100 to $300, while more complex issues could cost more.

7. Are there any DIY tips for addressing OBDII code C0050 related to the right rear wheel speed sensor circuit?

DIY tips may include checking and cleaning the sensor connections, inspecting for visible damage to wiring, and performing basic sensor alignment if possible before seeking professional help.

8. Can weather conditions affect the occurrence of OBDII code C0050 for the right rear wheel speed sensor circuit?

Extreme weather conditions, such as heavy rain or snow, can potentially cause issues with the wheel speed sensor circuit, leading to the triggering of this trouble code.

9. How soon should I address OBDII code C0050 for the right rear wheel speed sensor circuit to prevent further damage?

It is advisable to address this issue promptly to avoid potential safety risks and prevent further damage to other components of the ABS and stability control systems.

10. Is it necessary to reset the OBDII system after repairing OBDII code C0050 related to the right rear wheel speed sensor circuit?

Yes, resetting the OBDII system after repairs can clear the trouble code and reset the ABS and stability control systems, ensuring proper functionality and accurate diagnostics.

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