AYC Pump Corrosion and Failure
SeriousElectrics & ElectronicsThe Active Yaw Control pump is mounted in a vulnerable position and corrodes badly on UK cars, bringing warning lights and expensive drivetrain-control faults.
Typical symptoms
- •AYC or ASC warning lights
- •Drive mode faults
- •Pump noise or no response from the system
What to inspect before you buy
- ✓Scan for AYC-related faults
- ✓Inspect the pump area for corrosion if possible
- ✓Ask whether the pump has been rebuilt or relocated