Explorer & Mountaineer
WARNING: This page does not describe the selected car, but rather 29 other vehicles, including the 2000 Mercury Villager, 2000 Mercury Sable, 2000 Mercury Mystique, 2000 Mercury Mountaineer, and 2000 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
Cycle ignition switch from OFF to RUN position 8 times ending in RUN position within 10 seconds to enter program mode. Doors should lock and unlock to confirm program mode has been entered. Press any button on transmitter(s). Doors will lock, then unlock to confirm programming. If equipped with memory seats, ensure transmitter(s) are programmed in order according to numbers on back of transmitter(s). Turn ignition off and wait 5 minutes for system to exit program mode.
NOTE:
After first remote transmitter is programmed, all other remote transmitters will be erased from memory. All remote transmitters must be programmed at the same time.