Issue: A customer may report an audible sound (groan type noise) from under bonnet immediately after the...
Land Rover technical service bulletin SSM73933 for 2018 Land Rover Range Rover.
- Bulletin number
- SSM73933
- Component
- Electrical system
- Summary
- Issue: A customer may report an audible sound (groan type noise) from under bonnet immediately after the vehicle is unlocked and the vehicle stationary. The sound will extinguish after several seconds and is generated by the Acoustic Vehicle Alert System (AVAS) sounder fitted to Plug-in Hybrid Electric Vehicles (PHEV). The AVAS is located behind the grille at the front of the vehicle. Cause: Software error in the Audio Amplifier Module (AAM) related to a communication timing error during wake up when vehicle is unlocked.
Owners of these vehicles have filed 12 complaints in the electrical category.
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