C0046moderate severityChassis
Left Rear Wheel Speed Signal Erratic
on 2015 Audi A6 3.0L Supercharged V6 · AWD
What this code means
Erratic signal from left rear sensor.
Symptoms
- ABS light on
- Unexpected ABS activation
Common causes
- Tone ring crack
- Debris
- Bearing wear
Diagnostic steps
- Scope signal
- Inspect tone ring
- Check bearing
Repair notes
Replace sensor or tone ring.
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
C0024
RR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0025
LF Wheel Speed Sensor Circuit Intermittent