Diagnostic trouble code (DTC) information CCM-0070

Condition

Fig 1: Climate Control Module

Courtesy of VOLVO CARS OF NORTH AMERICA.

The diagnostic trouble code (DTC) is stored if the climate control module (CCM) detects that components on LIN bus 1 and LIN bus 2 do not correspond with the components included in the Car Config File.

The climate control module (CCM) receives information about the Car Config File from the central electronic module (CEM) via the CAN network.

The diagnostic trouble code (DTC) can be diagnosed in ignition positions I and II.

The diagnostic trouble code (DTC) can only be diagnosed in conjunction with activation of a diagnostic function.

Substitute Value

None.

Possible Source

Components on LIN bus 1 or LIN bus 2 are missing
Components on LIN bus 1 or LIN bus 2 are incorrectly installed.

Fault symptom[s]

Misting on the windows and/or door mirrors.
Air flow problem.
Temperature control/Uneven temperature
The passenger compartment temperature does not correspond to the set position.
No recirculation.