Passive Anti-Theft System (PATS) Parameter Reset

NOTE: To enter PATS security access if the RFA module or BCM is replaced, or if no programmed IA keys are available, start a vehicle session using a tear tag or PCM part number. PATS security access can still be granted even with the ignition off.

NOTE: There are 2 parameter reset procedures in the scan tool. Select the appropriate procedure depending upon which module was replaced.

1.

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

2.

Select the appropriate parameter reset from the table.

Module Replaced	Parameter Reset Procedure
RFA module	Select parameter reset BCM and RFA module. Follow the IDS on-screen instructions. The customers keys (minimum of 2) must be programmed to the new RFA module. REFER to Key Programming Using Diagnostic Equipment .
PCM	With the ignition in RUN, select parameter reset BCM and PCM. Follow the IDS on-screen instructions.
BCM	Select parameter reset BCM and RFA module. Follow the IDS on-screen instructions. Change the ignition to RUN and enter PATS security access again. Select parameter reset BCM and PCM. Follow the IDS on-screen instructions.