Operation CHARM: Car repair manuals for everyone.

Fault Code 0898



Fault Code 0898

Activation of air-conditioning compressor

Diagnostic conditions
- Engine on
- Engine speed greater than 2,000 rpm

Possible causes of fault
- Short circuit to B+
- Open circuit/short circuit to ground
- Electrical fault in electric circuit
- Air-conditioning compressor faulty
- Front air-conditioning system regulator control module faulty

Affected pins
Air-conditioning system regulator control module, front: Plug E:
- Pin 4 Externally-controlled compressor
- Pin 11 Externally-controlled compressor (freewheel-diode compressor)

Diagnosis/troubleshooting


Work Instruction 1:




Work Instruction 2 - 4:




Work Instruction 5 - 7:




Work Instruction 8 - 10: