ABS With ESP and TCS

C0141, C0146, C0151 , C0156, C2415, C2450, C2455, C2485

C0141 Pressure increase valve, left. Incorrect,
C0146 Pressure relief valve, left. Incorrect,
C0151 Pressure increase valve, right. Incorrect,
C0156 Pressure relief valve, right. Incorrect.
C2415 Solenoid Valves Rear Left. Incorrect,
C2450 Solenoid Valves Front Left. Incorrect
C2455 Solenoid Valves Front Right. Incorrect
C2485 Solenoid Valves Rear Right. Incorrect






Fault Symptoms
Warning lamps for ESP and brakes are on as also is the central warning lamp.

ESP OFF warning lamp is on.

No ABS, TCS, ESP function.

Conditions
The valves are monitored continuously for circuit continuity and short-circuiting.

The valve test is conducted with ignition ON and wheel speed above 6 km/h (3,7 mph).

Diagnostic Help
The solenoid valves can be activated using the diagnostic tool.
- Select "Activate".
- Select "Valves".

The respective valve can then be selected in the sub-menu. The selected valve is activated for about 30 seconds at a frequency of 1 Hz.

Change control module, see Before changing a control module