Power Supply Mode, Status
The value indicates status of the power supply mode when the diagnostic trouble code was generated. The combustion preheater module (CPM) receives the value from the central electronic module (CEM) via the CAN network.
Values:
Key out.
Key recently removed.
Key approved.
Ignition off after Accessory position.
Accessory position.
Ignition on.
Accessory position after Ignition on.
Running.
Start attempt.