Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information DEM-P056017

Condition




The Differential Electronic Module (DEM) continuously checks that the power supply to the module is appropriate. The Differential Electronic Module (DEM) compares the power supply (the signal) with the predefined limits. If the module registers a value which exceeds 18.5 V, the trouble code is set.
The diagnostic trouble code can be diagnosed when the ignition is on.

Substitute value
- Four wheel drive is disengaged.

Possible source
- Damaged alternator.

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