Fuel gauge, bus information

Bus message	Type of information	Sender	User
Key position, ignition switch	Lock Off On Start	CIM	MIU
Auxiliary heater, fuel consumed	Litres	AHM	MIU
Quantity of fuel injected	Litres	ECM	MIU
Level sensor, fuel	0-255	ECM	MIU
Fuel level low, indicator active	On/off	MIU	ICM