Home >> Land Rover >> 2015 >> LR2 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Diagnostic Trouble Code Index DTC: Multi-Function Display (MFD) -- LR2/L359 >> Diagnostic Trouble Code Index DTC: Multi-Function Display (MFD) >> Description And Operation >> DTC U0074-88: Control Module Communication Bus "B" Off - Bus off >> Possible Causes