Pinpoint Test AF : The Door Locks Operate Only One Way: Notes
WARNING: This page is about a different car, the 2016 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 - With 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