1999 Mercury Villager Owner's Manual - Page 103

Controls and features To replace the battery: 1. Twist a thin coin between the two halves of the transmitter near the key ring. DO NOT TAKE THE FRONT PART OF THE TRANSMITTER APART. 2. Place the positive (+) side of new battery up. Refer to the diagram inside the transmitter unit. 3. Snap the two halves back together. Replacing lost transmitters Take all your vehicle's transmitters to your dealer if service is required. LOCK If you purchase additional UN transmitters (up to four may be PANIC LOCK programmed), perform the following procedure: With all doors closed and locked, insert and remove the key from the ignition six times within ten seconds. All lights (except headlamps) will flash twice. Press any control on the transmitter while in the ID registration mode. All lights (except headlamps) will flash twice to acknowledge acceptance of registration. To program additional (up to four) transmitters yourself: • Unlock, then lock the driver's door using the power door lock switch. • Press any control on the next transmitter to be programmed. All lights (except headlamps) will flash twice to acknowledge acceptance of registration. When ID registration is complete, open the driver's door. All lights (except headlamps) will flash twice. All transmitters must be programmed at the same time. 103