Home >> Jaguar >> 2017 >> XF S, AWD >> Repair and Diagnosis (Single Page) >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Audio Head Unit (AHU) - NLI -- XF/X260 >> Diagnostic Trouble Code Index DTC: Audio Head Unit (AHU) - NLI >> Description And Operation >> Audio Head Unit (AHU) >> DTC B1A09-13: Speaker #9 - Circuit open >> Possible Causes