Home › Land Rover › 2013 › LR2 Base › Repair and Diagnosis › General Information › DTC Index › Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) -- LR2/L359 › Diagnostic Trouble Code Index DTC: Audio Amplifier Module (AAM) › Description And Operation › DTC B1297-13: Digital Headphone Module - Circuit open › Possible Causes