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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 598 (Anti-Theft System - Passive Anti-Theft System (Pats)) >> Diagnosis And Testing >> Anti-Theft >> Pinpoint Tests >> Pinpoint Test E: The Engine Does Not Start >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2014 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

The Passive Anti-Theft System (PATS) disables the engine from starting by disabling the fuel injectors and starter. When the ignition is turned to the RUN or START position, the PATS  reads the PATS  key and checks the PCM ID. If an unprogrammed PATS  key is used or an invalid PCM ID is received, the PATS  disables the engine. If there is a PATS  concern that caused the engine to be disabled, "STARTING SYSTEM FAULT" is displayed in the message center.

This pinpoint test is intended to diagnose the following: 

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