Symptom Chart: Passive Anti-Theft System (PATS)

Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to DIAGNOSTIC METHODS for information regarding Ford-specific diagnostic practices.

Condition	Possible Sources	Actions
The engine does not start	Driveability concern PATS concern Starting system concern	REFER to Diagnostic Routine E: The Engine Does Not Start .
STARTING SYSTEM FAULT is displayed in the message center	PATS concern	RETRIEVE and DIAGNOSE all PATS DTCs in the BCM and PCM. REFER to DTC CHART: POWERTRAIN CONTROL MODULE (PCM) , or REFER to DTC CHART: BODY CONTROL MODULE (BCM) .
All keys/ RKE transmitters lost, perimeter alarm activated, and unable to program new keys.	Customer lost all keys/ RKE transmitters	PROGRAM a RKE transmitter. REFER to REMOTE KEYLESS ENTRY (RKE) TRANSMITTER PROGRAMMING . UNLOCK the doors with the programmed RKE transmitter. PROGRAM the new keys. REFER to Erase All Keys and Program Two Keys .