Fault Code 2508

Fault code 2508

Refrigerant sensor (air conditioning 2+2/RL)

Diagnostic conditions
- Ignition on
- Internal function test on air-conditioning system regulator control module

Possible causes of fault
- No or inaccurate air-conditioning system regulator function (Short circuit to ground)
- No or inaccurate air-conditioning system regulator function (Open circuit/short circuit to B+)

Affected pins
Air-conditioning system regulator control module, plug C:
- Pin 23 'DS (air-conditioning pressure sensor)'