C0651
Left Front Wheel Speed Sensor B Circuit/Open
C0651 is an OBD-II diagnostic trouble code meaning: Left Front Wheel Speed Sensor B Circuit/Open. Common causes: broken wires in the sensor harness, poor contact in the sensor connector. Estimated repair cost: $56–167.
Symptoms
- ABS light is on
- Disabling the stabilization system
- Incorrect speed readings on the speedometer
Causes
- Broken wires in the sensor harness
- Poor contact in the sensor connector
- Wheel speed sensor malfunction
- Damage to the ring gear on the hub
How to Fix
- Check the integrity of the sensor wiring harness
- Clean the contacts in the sensor connector
- Check the sensor resistance (should be between 800-2000 Ohms)
- Replace the wheel speed sensor if necessary
- Check the condition of the ring gear on the hub
Related codes
Error C0651 by Vehicle Brand
FAQ
What does the C0651 code mean?
C0651 is an OBD-II diagnostic trouble code that indicates: Left Front Wheel Speed Sensor B Circuit/Open
What causes a C0651 error code?
The most common causes of C0651 include: Broken wires in the sensor harness; Poor contact in the sensor connector; Wheel speed sensor malfunction; Damage to the ring gear on the hub.
How do I fix a C0651 diagnostic trouble code?
To fix C0651: Check the integrity of the sensor wiring harness. Clean the contacts in the sensor connector. Check the sensor resistance (should be between 800-2000 Ohms). For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C0651?
Limited driving only, diagnose soon
How much does it cost to fix C0651?
The estimated repair cost for C0651 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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