Home >> Jaguar >> 2014 >> XK Base, 2D Convertible >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) -- XK/X150 >> Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) >> Description And Operation >> Audio Amplifier Module (AAM) >> DTC U2003-98: Fibre optic communication Bus - Component or system over temperature >> Possible Causes