Ford Fiesta: Passive Anti-Theft System (PATS) - Vehicles With: Keyless Entry and Push Button Start / Erase All Keys and Key Programming. General Procedures

Programming

NOTE: This procedure erases all MyKey® features on all of the keys that are programmed to the vehicle. All of the keys then operate as normal (admin) keys with no restrictions.

NOTE: This procedure erases all programmed ignition keys from the vehicle memory. The vehicle cannot start until a minimum of 2 keys are programmed into the vehicle.

1.   WARNING: Before beginning any service procedure in this section, refer to Safety Warnings in section 100-00 General Information. Failure to follow this instruction may result in serious personal injury.

   Refer to: Health and Safety Precautions (100-00 General Information, Description and Operation).
   

1. NOTE: To enter the PATS security access if no programmed passive keys are available, start a vehicle session using a tear tag or PCM part number. The PATS security access can still be granted even with the ignition off.

   Refer to: Diagnostic Methods (100-00 General Information, Description and Operation).
   

1. From the diagnostic scan tool, enter TOOLBOX. Select Body>Security>PATS Functions and follow the on-screen instructions to enter the PATS security access.
   

1. NOTE: A maximum of 8 keys can be programmed into the vehicle.

   From the diagnostic scan tool menu, select the appropriate key programming procedure and follow the on-screen instructions to erase and program the passive key(s).