C051B
Right Rear Wheel Speed Sensor - Mechanical
C051B is an OBD-II diagnostic trouble code meaning: Right Rear Wheel Speed Sensor - Mechanical. Common causes: damage to the wheel speed sensor, open or shorted sensor wiring. Estimated repair cost: $56–167.
Symptoms
- The ABS/ESP indicator on the dashboard is on
- Disabling ABS and ESP systems
- Incorrect speedometer readings
- Problems with cruise control
Causes
- Damage to the wheel speed sensor
- Open or shorted sensor wiring
- Contamination or damage to the ring gear on the hub
- Malfunction of the ABS/ESP control unit
How to Fix
- Check the integrity of the sensor and its wiring
- Clean the sensor and ring gear from dirt
- Check the gap between the sensor and the ring gear
- Replace the wheel speed sensor if necessary
- Check the operation of the ABS/ESP system after repair
Related codes
Error C051B by Vehicle Brand
FAQ
What does the C051B code mean?
C051B is an OBD-II diagnostic trouble code that indicates: Right Rear Wheel Speed Sensor - Mechanical
What causes a C051B error code?
The most common causes of C051B include: Damage to the wheel speed sensor; Open or shorted sensor wiring; Contamination or damage to the ring gear on the hub; Malfunction of the ABS/ESP control unit.
How do I fix a C051B diagnostic trouble code?
To fix C051B: Check the integrity of the sensor and its wiring. Clean the sensor and ring gear from dirt. Check the gap between the sensor and the ring gear. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C051B?
Limited driving only, diagnose soon
How much does it cost to fix C051B?
The estimated repair cost for C051B is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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