Home >> Land Rover >> 2015 >> LR4 HSE, AWD >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) -- LR4/L319 >> Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) >> Description And Operation >> DTC B1297-01: Digital Headphone Module - General electrical failure >> Possible Causes