C0166

C0166 59

Excessive Supply Valve Circuit, Timeout







Fault symptom
- ABS/TCS/ESP warning lamp on.
- Messages shown in SID.
- Steering column lock not working.

On-board diagnosis

Type of diagnosis:
- Continuous

Enable criteria:
- Ignition ON.
- Valve activated

Fault criteria:
- Exceeded activation time for the valves

System reaction to a fault:
- No ABS function
- No TCS/ESP function

Diagnostic help

Diagnosis regards:
- Electrical fault in the component.
- The DTC can be set if the car is driven with the handbrake applied.

Functions in the diagnostic tool related to the fault:

Test value:
- Valve Feed
(See also description of readings/activations in diagnostic tool)