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Home/DTC Codes/Ford/Aerostar/1990-1997 4.0L V6/C0079
C0079

Steering Position Sensor Circuit High

1990-1997 Ford Aerostar 4.0L V6

Moderate SeverityChassisGeneric (SAE)

Description

The steering angle sensor signal voltage is higher than the maximum expected value.

Symptoms

  • Stability control disabled
  • ESC light on
  • Incorrect steering position displayed

Common Causes

  • Signal wire open circuit
  • Short to battery voltage
  • Sensor reference voltage issue
  • Sensor failure

Diagnostic Steps

  1. Test signal voltage at sensor connector
  2. Check for open circuits in signal wire
  3. Verify reference voltage
  4. Monitor output through full range
  5. Inspect connector pins

Repair Notes

Repair open circuit or replace steering angle sensor.

Related Codes

C0076Steering Angle Sensor CircuitC0077Steering Position Sensor Range/PerformanceC0078Steering Position Sensor Circuit Low

Other Chassis Codes

C0079 on Other Vehicles

Ford Aerostar

1990-1997 3.0L V6

Ford Bronco

1990-1996 4.9L I6 300

Ford Bronco

1990-1996 5.0L V8 302 Windsor

Ford Bronco

1990-1996 5.8L V8 351 Windsor

Ford Bronco

2021-2024 2.3L I4 EcoBoost

Ford Bronco

2021-2024 2.7L V6 EcoBoost

Ford Bronco Raptor

2022-2024 3.0L V6 EcoBoost

Ford Bronco Sport

2021-2024 1.5L I3 EcoBoost

Common Questions

What does code C0079 mean on a 1990-1997 Ford Aerostar?

C0079 stands for "Steering Position Sensor Circuit High". The steering angle sensor signal voltage is higher than the maximum expected value.

What are the symptoms of C0079 on a Ford Aerostar?

Common symptoms of C0079 include: Stability control disabled, ESC light on, Incorrect steering position displayed.

What causes C0079 on a 1990-1997 Ford Aerostar?

Common causes of C0079 include: Signal wire open circuit, Short to battery voltage, Sensor reference voltage issue, Sensor failure.

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