B46/B58 Engine
System wiring diagram B68/B58 engine in G30
Digital Motor Electronics (DME)
Electric fan
Relay for electric fan
Power distribution box, engine compartment
Pinion starter
Air conditioning compressor
CAN terminator 6
CAN terminator 5
CAN terminator 4
Body Domain Controller (
General information
The engine oil consumption is dependent on
your driving style and driving conditions.
Therefore, regularly check the engine oil level after
refueling by taking a detailed measurement.
The engine oil consumption can increase in the
following situations, for instance:
Sporty dr