Home >> Jaguar >> 2021 >> XF R-Dynamic SE >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Common Specs & Procedures >> General Information - Diagnostic Trouble Code (DTC) Index (LWB HVAC - PAM) -- XF/(X260) >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Integrated Control Panel (ICP) (G1867967) >> DTC U2105-03: Switch Pack Signal "A" - FM (Frequency Modulated)/PWM (Pulse Width Modulated) failures >> Possible Causes