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Symptom Chart: PATS

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

Condition Possible Sources Actions
The vehicle does not start Refer to the Pinpoint Test GO to Pinpoint Test A 
Unable to program keys using two programmed keys Spare key programming disabled ENABLE the spare key programming. REFER to: Anti-Theft Key Programming - Scan Tool .
Unable to program keys using a diagnostic scan tool Base PATS concern
PATS transceiver		 CARRY OUT the BCM self-test.
If any Diagnostic Trouble Codes (DTCs) are present, REFER to the BCM DTC Chart 
If no Diagnostic Trouble Codes (DTCs) are present, INSTALL a new PATS transceiver.
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