m54 engine - BMWClub.lv

CRUISE CONTROLCruise control is integrated into the ECM because of the EDK operation.Cruise control functions are activated directly by the multifunction steering wheel to theECM. The individual buttons are digitally encoded in the MFL switch and is input to the ECMover a serial data wire.EDKMS 43.0DSCThe ECM controls vehicle speed by activation of the Electronic Throttle Valve (EDK)The clutch switch disengages cruise control to prevent over-rev during gear changes.The brake light switch and the brake light test switch are input to the ECM to disengagecruise control as well as fault recognition during engine operation of the EDK.Road speed is input to the ECM for cruise control as well as DSC regulation. The vehiclespeed signal for normal engine operation is supplied from the DSC module (right rear wheelspeed sensor). The road speed signal for cruise control is supplied from the DSC module.This is an average taken from both front wheel speed sensors, supplied via the CAN bus.47M54engMS43/ST039/3/17/00