C0508
Right Front Wheel Speed Sensor A Circuit Low
C0508 is an OBD-II diagnostic trouble code meaning: Right Front Wheel Speed Sensor A Circuit Low. Common causes: damage to the wheel speed sensor wiring harness, faulty wheel speed sensor. Estimated repair cost: $22–111.
Symptoms
- The ABS/ESP indicator on the dashboard is on
- ABS system does not work
- Erratic behavior of the ESP system
- Errors in cruise control operation
Causes
- Damage to the wheel speed sensor wiring harness
- Faulty wheel speed sensor
- Poor contact in the sensor connector
- Damage to the ring gear on the hub
- Problems with the ABS control unit
How to Fix
- Check the integrity of the sensor wiring harness
- Check sensor resistance (usually 800-1400 Ohm)
- Clean the sensor connector and check the contacts
- Check the air gap between the sensor and the ring gear
- Replace the wheel speed sensor if necessary
Related codes
Error C0508 by Vehicle Brand
FAQ
What does the C0508 code mean?
C0508 is an OBD-II diagnostic trouble code that indicates: Right Front Wheel Speed Sensor A Circuit Low
What causes a C0508 error code?
The most common causes of C0508 include: Damage to the wheel speed sensor wiring harness; Faulty wheel speed sensor; Poor contact in the sensor connector; Damage to the ring gear on the hub.
How do I fix a C0508 diagnostic trouble code?
To fix C0508: Check the integrity of the sensor wiring harness. Check sensor resistance (usually 800-1400 Ohm). Clean the sensor connector and check the contacts. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C0508?
Limited driving only, diagnose soon
How much does it cost to fix C0508?
The estimated repair cost for C0508 is $22–111. Actual cost depends on your vehicle, location, and labor rates.
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