Pinpoint Test B : Brake Transmission Shift Interlock Override Switch: Notes
WARNING: This page is about a different car, the 2019 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
Brake Transmission Shift Interlock Override Switch
Normal Operation and Fault Conditions
The BCM provides battery power to the GSM. The brake transmission shift interlock override switch receives power from the GSM. When the brake transmission shift interlock override switch is held the GSM will flash indicating the transmission is in Neutral Hold for towing purposes.
Possible Sources
- Connectors damaged or pushed-out terminals, circuitry open, shorted to power or shorted to ground
- Brake transmission shift interlock override switch
- GSM
- BCM fuse 12 (5A)