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2009 MAZDA MX-5 MIATA

2.0L I4RWDMANUALgas
Repairs0Labor520Torque3880Fluid7DTC861Battery0Maintenance0Recalls0
C0081high severityChassis

Steering Torque Sensor Malfunction

on 2009 Mazda MX-5 Miata 2.0L I4 · RWD

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

  1. Read torque sensor values at rest (should be near zero)
  2. Turn wheel and verify smooth sensor response
  3. Inspect steering column connector
  4. Check for steering column damage
  5. 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

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