When is the code detected?Front side VDC switch-over solenoid valve (suction valve 1) is open or shorted, or control line is open or shorted to power supply or ground.
C1166 DescriptionThe Suction Valve supplies the brake fluid from the master cylinder to the pump, when VDC/TCS is activated. The Anti-Lock Brake System (ABS) Actuator and Electric Unit (Control Unit) monitors the Suction Valve. ABS Actuator and Electric Unit sets the OBDII code when the Suction Valve is not to factory specifications.
Need more help?Do you need more help with the C1166 code? Ask a question to our users or find an automotive repair shop near you to help fix the OBDII code
C1166 CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the C1166 code? Have you replaced any parts?
Any information is appreciated. Thanks