C0161

C0161 00

Brake Switch Circuit, Malfunction







Fault symptom
- Warning lamp lights.
- Messages shown in SID.

On-board diagnosis

Type of diagnosis:
- Continuous

Enable criteria:
- Ignition ON.
- Vehicle speed over 24 km/h

Fault criteria:
- Control module input short circuit.

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

Checking the wiring harness
- Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.

Diagnostic help
- A DTC can be generated if the brake pedal is depressed while the car is accelerating.