C0024moderate severityChassis
RR Wheel Speed Sensor Range/Performance
on 2002 GMC Envoy 4.2L I6 · 4WD
What this code means
The right rear wheel speed sensor output is outside expected parameters for current speed.
Symptoms
- ABS light on
- Rear traction control malfunction
- Stability control light
Common causes
- Metallic debris on sensor
- Tone ring damage
- Sensor internal failure
- Axle bearing play
Diagnostic steps
- Compare rear wheel speeds at constant speed
- Clean sensor face and tone ring
- Measure tone ring runout
- Test sensor resistance and output
- Check axle bearing
Repair notes
Clean or replace sensor. Inspect tone ring and axle bearing.
Other Chassis codes on this vehicle
C0021
LF Wheel Speed Sensor Range/Performance
C0021
LF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0026
RF Wheel Speed Sensor Circuit Intermittent
C0026
RF Wheel Speed Sensor Circuit Intermittent