When Monitored
WARNING: This page is about a different car, the 2014 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
The EPPM will detect the Deployment Disable Status (EPPM LOCKED, EPPM UNLOCKED or EPPM IS RESPONDING WITH INCORRECT DATA) as soon as the ignition is turned on and the power is supplied to the new EPPM.