BMW LCM Diagnosis
Use the 912 plug. + and  can also be used from cigarette lighter
? Program the cluster and EWS first
? Connect the 912 cable like in the picture to the diagnostic connector in the car
(older models use the round diagnosis plug)
? Select the menue BMW LKM / LCM Diag
? Old value , HW and SW number will be displayed in the Tacho Universal
? Press a key and program to 0
? Ignition off and on again
? If you read again now the LCM will have the value from cluster