Erasing Personal Code; Unlocking/Locking The Doors With The Keyless Entry System - Mercury 1999 Mountaineer Owner's Manual

Controls and features
If you wish to erase your personal code, use the following instructions:

Erasing personal code

1. Enter the factory-set code.
2. Press 1/2 within five seconds of
step 1.
3. Press the 7/8 and 9/0 controls at
the same time within five seconds of
step two.
The system will now only respond
to the factory-set code.
Unlocking the doors with the keyless entry system
To unlock the driver's door, enter either the factory-set code or personal
code (each digit pressed within 5 seconds of the prior digit). The interior
lamps will illuminate.
To unlock all doors, enter the
factory-set code or personal code
(driver door unlocks) and press the
3/4 control within 5 seconds.
Locking the doors with the keyless entry system
To lock all the doors, press 7/8 and
9/0 at the same time. It is not
necessary to first enter the keypad
code.
112
1 2 3 4 5 6 7 8 9 0
1 2 3 4 5 6 7 8 9 0
1 2 3 4 5 6 7 8 9 0