DTC B19FD-87: A2B Audio Communication Bus #1 - Missing message: Action
- Using the Jaguar Land Rover approved diagnostic equipment, perform the diagnostic routine On Demand Self Test (0x0202) and repair any Diagnostic Trouble Code(s) that mention 'Downlink' within the Diagnostic Trouble Code description before continuing
- Using the Jaguar Land Rover approved diagnostic equipment, reset the AAM (11 01)
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Codes (14 FF FF FF) and retest
- Using the Jaguar Land Rover approved diagnostic equipment, read the Snapshot Data Identifier 19 (SID19) Diagnostic Trouble Codes (19 02 08). If the Diagnostic Trouble Code persists replace the audio amplifier module