Right Front Wheel Speed Sensor Circuit Malfunction
The ABS control module has detected a fault in the right front wheel speed sensor circuit. Loss of wheel speed information disables ABS and stability control, and a separate ABS warning lamp is illuminated.
Affected components
- Wheel speed sensor
- Abs control module
- Tone ring
- Sensor wiring
Common causes
- High likelihood: Wheel speed sensor failed
- Medium likelihood: Tone ring damaged or contaminated
- Medium likelihood: Wiring break or chafe at wheel arch
- Low likelihood: Wheel hub bearing with integrated sensor ring failed
Possible symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.