Jeep 2012 Patriot - Owner Manual - Manual (Page 36)

To Engage Or Disengage The Child-Protection
Door Lock System
1. Open the rear door.
2. Insert the tip of the ignition key into the lock and
rotate to the LOCK or UNLOCK position.
3. Repeat steps 1 and 2 for the opposite rear door.
Child-Protection Door Lock Location
34 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE