Pinpoint Test C : B10D7:8F: Notes
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Normal Operation and Fault Conditions
When the ignition transitions to RUN or START, the BCM activates the PATS transceiver to read the key in the ignition lock cylinder. If the BCM does not receive a PATS key code or if the code is invalid, the PATS prevents the vehicle from starting.
REFER to: Passive Anti-Theft System (PATS) - System Operation and Component Description .
BCM DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B10D7:8F | PATS Key: Erratic | Sets when the BCM reads a partial or corrupt PATS key read. |
Possible Causes
- Radio Frequency (RF) interference
- PATS key
- PATS transceiver
Visual Inspection and Diagnostic Pre-checks
- Inspect the PATS key for damage.
- Verify the correct key is used.