DTC B1297-01: Digital Headphone Module - General electrical failure: Action

NOTE: Applies to vehicles with wireless headphones installed only

Refer to the appropriate system wiring diagrams and check data signal circuits between the audio amplifier and the infra-red transmitter module for short circuit. Confirm power and ground supplies are present at the module. Repair wiring harness as required. Clear DTC and retest system. If fault resets suspect:
- 1. Transmitter module
- 2. Audio amplifier module