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Home >> Lincoln >> 2018 >> MKZ Select, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1601 (Handles, Locks, Latches And Entry Systems (Except Electric) (2 Of 2)) >> Diagnosis And Testing >> Locks, Latches and Entry Systems - Vehicles With: One-Touch Open and Close Front Windows >> Pinpoint Tests >> Pinpoint Test L : The Door Lock Indicators Are Inoperative Or Always On >> Notes

Pinpoint Test L : The Door Lock Indicators Are Inoperative Or Always On: Notes

WARNING: This page is about a different car, the 2018 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.

Refer to Remote Keyless Entry and Alarm for schematic and connector information.

Normal Operations and Fault Conditions 

REFER to: Handles, Locks, Latches and Entry Systems - Vehicles With: One-Touch Open and Close Front Windows - System Operation and Component Description .

BCM DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
B1108:77 Driver Door Central Locking Motor: Commanded Position Not Reachable Sets when the BCM receives the incorrect or no feedback on the front driver door lock/unlock feedback from the DDM over the network.
B1109:77 Passenger Door Central Locking Motor: Commanded Position Not Reachable Sets when the BCM receives the incorrect or no feedback on the passenger door lock/unlock feedback from the PDM over the network.
B110A:77 Rear Door Driver Side Central Locking Motor: Commanded Position Not Reachable Sets when the BCM receives the incorrect or no feedback on the driver rear door lock/unlock feedback from the DDM over the network.
B110B:77 Rear Door Passenger Side Central Locking Motor: Commanded Position Not Reachable Sets when the BCM receives the incorrect or no feedback on the passenger rear door lock/unlock feedback from the PDM over the network.
B1287:11 Central Lock Switch Illumination: Circuit Short to Ground Sets when the BCM detects a short to ground from the door lock indicator control circuit.
B1287:15 Central Lock Switch Illumination: Circuit Short to Battery or Open Sets when the BCM detects an open or short to voltage from the door lock indicator control circuit.

Possible Causes