Home >> Jaguar >> 2012 >> XF Base >> Repair and Diagnosis (Single Page) >> Brakes >> Brakes Control Systems >> Diagnostic Trouble Code: Electric Park Brake Control Module (EPBCM) -- XF/X250 >> Diagnostic Trouble Code (DTC) Index DTC: Electric Park Brake Control Module (EPBCM) >> Description And Operation >> DTC P1536-66: Parking Brake Switch Circuit - Signal has too many transitions/events >> Possible Causes