Pinpoint Test C : B10D7:81, B10D7:94

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.

NOTE: This pinpoint test requires a second programmed PATS key. If only one key is available, a second programmed PATS key must be obtained.

C1 CHECK THE PATS (PASSIVE ANTI-THEFT SYSTEM) KEY
- Verify the correct PATS keys are used with the vehicle.
Are the correct PATS keys used?

Yes GO to C2

No OBTAIN the correct key(s) for the vehicle. PROGRAM the new key(s). REFER to: Key Programming Using Diagnostic Equipment .

C2 ISOLATE THE PATS (PASSIVE ANTI-THEFT SYSTEM) KEYS

NOTE: Follow this step using both PATS keys (using one at a time)
- Place the first PATS key in the ignition.
- Ignition ON.
- Using a diagnostic scan tool, clear the BCM Diagnostic Trouble Codes (DTCs).
- Wait 10 seconds.
- Ignition OFF.
- Place the second PATS key in the ignition.
- Ignition ON.
- Using a diagnostic scan tool, perform the BCM self-test.
Is DTC B10D7:81 or DTC B10D7:94 retrieved for both keys?

Yes INSTALL a new PATS transceiver. REFER to: Passive Anti-Theft System (PATS) Transceiver .

No DISCARD the key in question and PROGRAM a new key. REFER to: Key Programming Using Diagnostic Equipment .