Pinpoint Test K : The Door Locks Operate Only One Way: Notes
WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. 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 Operation and Fault Conditions
Refer to Handles, Locks, Latches and Entry Systems - Without Intelligent Access (IA) .
BCM DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B126A:01 | Drivers Door Interior Lock Switch: General Electrical Failure | Sets when the BCM detects a short to ground from the lock or unlock request input circuit. |
Possible Causes
- Wiring, terminals or connectors
- Door lock control switch
- BCM
Visual Inspection and Diagnostic Pre-checks
- Inspect the door lock control switches for damage