Pinpoint Test Aw : The Backup Warning Chime Is Inoperative (China Only): Notes
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
Normal Operation and Fault Conditions
See Backup Warning Chime. Refer to: Warning Chimes - System Operation and Component Description .
Possible Sources
- Communication concern
- Reverse lamps concern
- GWM concern
- PCM concern
- IPC