Power Supply Mode, Status
The value indicates which power supply mode this vehicle is in. The combustion preheater module (CPM) obtains the value from the central electronic module (CEM) via the CAN network. The following modes can be seen:
Key out.
Key recently removed.
Key approved.
Ignition off after Accessory position.
Accessory position.
Ignition on.
Accessory position after Ignition on.
Running.
Start attempt.