Diagnostic Trouble Code (DTC) Information CCM-B105809

Condition

There are ventilation fans mounted in the seat cushions and in the backrests. The ventilation fans are connected to seat heating module (SHM). Climate control module (CCM) checks the status of the seats' ventilation fans.

The diagnostic trouble code (DTC) is stored if the control module detects that:

The fan is not working.

The control module's test for the diagnostic trouble code (DTC) starts in the event of:

Engine running.

Fig 1: Identifying Front Backrest Fan

Courtesy of VOLVO CARS CORPORATION

Substitute Value

None.

Possible Source

Internal fault in seat ventilation fan.

Fault symptom[s]

Seat Ventilation; No functionality