Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information CCM-B108587

Condition
The climate control module (CCM) communicates with the damper motor module (DMM) defroster via the LIN bus 2.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Communication with Damper motor module (DMM) defroster is lost.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Ignition switch position I and II.





Substitute value
- None.

Possible source
- Open circuit on LIN-bus 2.
- Contact resistance, oxidation or loose connections in the connectors.

Fault symptom[s]
- Mist on rear window and door mirrors