Controlled Fuel Pump

Controlled fuel pump
Functional description, see BMW Technology:
TIS - Document - SI Technology - 16 02 03036

Note on function
The following control modules are involved in the controlled fuel pump function:
- Engine management system
- Electric Fuel Pump (EKP) control module

The engine management system sends the request for the fuel required at the moment to the EKP control module. The EKP control module converts this request into a corresponding engine speed for the fuel pump in the fuel tank. The EKP control module then activates the fuel pump according to the engine speed.