Passive Anti-Theft System (PATS) Parameter Reset

2012 Ford Fiesta L4-1.6LSECTION Passive Anti-Theft System (PATS) Parameter Reset



Passive Anti-Theft System (PATS) Parameter Reset





Without Intelligent Access (IA)

1. Turn the key from the OFF position to the RUN position.

2. From the scan tool, enter TOOLBOX. Select Body>Security>PATS Functions and follow the Integrated Diagnostic System (IDS) on-screen instructions to Enter PATS (Passive Anti-Theft System) security access.

3. NOTE: If the Instrument Panel Cluster (IPC) was replaced, program at least two keys to the IPC (Instrument Panel Cluster). After completing step 3, leave the scan tool connected and follow the Key Programming Using Diagnostic Equipment Key Programming Using Diagnostic Equipment.
From the scan tool, select "Parameter Reset" and follow the IDS (Integrated Diagnostic System) on-screen instructions.


With Intelligent Access (IA)

NOTE: This procedure erases all keys from the Remote Function Actuator (RFA) module. Make sure at least two Intelligent Access (IA) keys are present before performing this procedure.

NOTE: To Enter PATS (Passive Anti-Theft System) security access if the RFA (Remote Function Actuator) module is replaced, start a vehicle session using a tear tag or PCM part number. Refer to Inspection and Verification in Information Bus to start a session Inspection and Verification. PATS (Passive Anti-Theft System) security access can still be granted even with the ignition off.

1. From the scan tool, enter TOOLBOX. Select Body>Security>PATS Functions Functions and follow the Integrated Diagnostic System (IDS) on-screen instructions to Enter PATS (Passive Anti-Theft System) security access.

2. From the scan tool, select "Parameter Reset" and follow the IDS (Integrated Diagnostic System) on-screen instructions.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.