C0081high severityChassis
Steering Torque Sensor Malfunction
on 2001 Mazda Protege 2.0L I4 · FWD
What this code means
The electric power steering torque sensor has detected a general malfunction.
Symptoms
- Power steering warning light
- Heavy or erratic steering
- EPS assist reduced or absent
- Stability control disabled
Common causes
- Faulty torque sensor in steering column
- Wiring damage
- Connector corrosion
- Steering column impact damage
Diagnostic steps
- Read torque sensor values at rest (should be near zero)
- Turn wheel and verify smooth sensor response
- Inspect steering column connector
- Check for steering column damage
- Test sensor voltage range
Repair notes
Replace steering torque sensor assembly. May require steering column replacement on some vehicles.
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