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Fault Code 9102



Fault Code 9102

CAN Comfort Bus

Diagnostic conditions
- Ignition on

Possible cause of fault
- Short circuit between the two CAN leads (CAN-high and CAN-low)
- Short circuit between CAN-high (Comfort) and ground
- Short circuit between CAN-low (Comfort) and voltage
- A faulty control unit connected to CAN comfort bus

NOTE:
- Air conditioning
- Instrument cluster
- PCM 2 as of model year 2003

NOTE: During the troubleshooting, the plugs on the instrument cluster are re-attached in Step 4 while the plugs on the air-conditioning system control unit remain removed. Due to the system, this causes the fault code "9115 air-conditioning control unit" to be entered in addition into the fault memory of the instrument cluster.

Affected pin
Instrument cluster connector A, pin 14 and pin 30

Diagnosis/Troubleshooting


Work Instruction 1 - 7:




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