Power Steering Fluid Temperature High
2004-2016 Aston Martin DB9 6.0L V12
Description
The power steering fluid temperature has exceeded the safe operating limit.
Symptoms
- Power steering warning light
- Steering assist may be reduced
- Fluid smell or smoke from engine bay
- Steering heavy when hot
Common Causes
- Extended hard steering maneuvers
- Power steering cooler blocked or damaged
- Restricted fluid flow
- Undersized system for operating conditions
- Faulty temperature sensor
Diagnostic Steps
- Check power steering fluid condition and color
- Inspect power steering cooler for blockage
- Verify fluid is correct specification
- Check for restricted hoses
- Test temperature sensor if equipped
Repair Notes
Allow system to cool. Flush and replace fluid. Clean or replace power steering cooler.
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
C0235 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 C0235 mean on a 2004-2016 Aston Martin DB9?
C0235 stands for "Power Steering Fluid Temperature High". The power steering fluid temperature has exceeded the safe operating limit.
What are the symptoms of C0235 on a Aston Martin DB9?
Common symptoms of C0235 include: Power steering warning light, Steering assist may be reduced, Fluid smell or smoke from engine bay, Steering heavy when hot.
What causes C0235 on a 2004-2016 Aston Martin DB9?
Common causes of C0235 include: Extended hard steering maneuvers, Power steering cooler blocked or damaged, Restricted fluid flow, Undersized system for operating conditions, Faulty temperature sensor.