Home >> Jaguar >> 2012 >> XK 2D Convertible >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Diagnostic Trouble Code Index DTC: Anti-Lock Braking System (Abs) -- XK/X150 >> Diagnostic Trouble Code Index DTC: Anti-Lock Braking System (Abs) >> Description And Operation >> Anti-Lock Braking System [Abs] >> DTC U0074-88: Control Module Communication Bus B off - Bus off >> Possible Causes