Electric Power Steering Motor Circuit
2004-2016 Aston Martin DB9 6.0L V12
Description
General malfunction in the electric power steering assist motor circuit.
Symptoms
- Power steering warning light
- Heavy steering
- Steering assist intermittent
- EPS warning message on dash
Common Causes
- EPS motor failure
- Motor connector corrosion
- Wiring harness damage
- EPS control module failure
Diagnostic Steps
- Check EPS motor connector for corrosion
- Test motor winding resistance
- Inspect wiring harness
- Check module power supply and ground
- Command motor with scan tool if supported
Repair Notes
Replace EPS motor or EPS assembly. Some vehicles have motor integrated into steering rack or column.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0027LR Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
C0200 on Other Vehicles
Aston Martin DB11
2016-2024 4.0L V8 Twin Turbo
Aston Martin DB11
2016-2024 5.2L V12 Twin Turbo
Aston Martin DB7
1994-2003 3.2L I6 Supercharged
Aston Martin DBS Superleggera
2019-2024 5.2L V12 Twin Turbo
Aston Martin DBX
2020-2024 4.0L V8 Twin Turbo
Aston Martin Vantage
2005-2024 4.7L V8
Aston Martin Vantage
2018-2024 4.0L V8 Twin Turbo
Common Questions
What does code C0200 mean on a 2004-2016 Aston Martin DB9?
C0200 stands for "Electric Power Steering Motor Circuit". General malfunction in the electric power steering assist motor circuit.
What are the symptoms of C0200 on a Aston Martin DB9?
Common symptoms of C0200 include: Power steering warning light, Heavy steering, Steering assist intermittent, EPS warning message on dash.
What causes C0200 on a 2004-2016 Aston Martin DB9?
Common causes of C0200 include: EPS motor failure, Motor connector corrosion, Wiring harness damage, EPS control module failure.