Transmitter Reprogramming
WARNING: This page does not describe the selected car, but rather 26 other vehicles, including the 1999 Mercury Villager, 1999 Mercury Tracer, 1999 Mercury Sable, 1999 Mercury Mystique, and 1999 Mercury Mountaineer. However, it is still accessible from the selected car via links, so may be relevant.
To reprogram all transmitters, cycle ignition switch from LOCK to RUN position 8 times within 10 seconds, ending in RUN position or LOCK to START position 4 times in 10 seconds, ending in RUN position. After doors lock and unlock, press any button on all remote transmitters (up to limit of 4). With each button press on remote transmitter, door locks should cycle (lock/unlock) to confirm programming. Once completed, turn ignition switch to LOCK position. Door locks should cycle (lock/unlock) one last time to confirm completion of programming. All transmitters must be reprogrammed at the same time.