C0082high severityChassis
Steering Torque Sensor Signal Invalid
on 2005 Audi A8 4.2L V8 · AWD
What this code means
The steering torque sensor signal is implausible or does not match expected values.
Symptoms
- EPS warning light
- Steering assist intermittent
- Power steering cuts out momentarily
- Stability control affected
Common causes
- Torque sensor calibration lost
- Sensor mechanical damage
- Connector pin damage
- Electromagnetic interference near sensor
Diagnostic steps
- Monitor torque sensor live data during steering input
- Check for smooth, proportional signal response
- Inspect connector for bent or damaged pins
- Check for electromagnetic interference sources
- Perform sensor recalibration if supported
Repair notes
Recalibrate torque sensor. Replace if signal remains erratic.
Other Chassis codes on this vehicle
C0021
LF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0026
RF Wheel Speed Sensor Circuit Intermittent
C0027
LR Wheel Speed Sensor Circuit Intermittent
C0028
RR Wheel Speed Sensor Circuit Intermittent
C0035
Left Front Wheel Speed Sensor Circuit
C0036
Left Front Wheel Speed Signal Erratic