Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information DEM-000C

Condition




The differential electronic module (DEM) checks the configuration in the connector to the control module for the Active on Demand Coupling. This is to prevent a control module from another make of car being installed by accident.

Note! A control module from another make of car with the same four wheel drive system can be incorrectly installed in a Volvo.

The diagnostic trouble code (DTC) is stored if the control module does not recognize the configuration.
The diagnostic trouble code (DTC) can be diagnosed when the ignition is switched on.

Substitute value
- Four wheel drive is disengaged.

Possible source
- Incorrect control module.

Fault symptom[s]
- Four wheel drive is not functioning.