Home >> Jaguar >> 2017 >> XF S, RWD >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) -- XF/X260 >> Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) >> Description And Operation >> Audio Amplifier Module (AAM) >> DTC U201B-55: Control module calibration data #2 - Not configured >> Possible Causes