Toyota 4Runner 1999 Owner's Manual page 173

When the garage door opener transmitter
is properly installed, you can operate the
transmitter by pushing the cover.
166
If the spacer does not contact with your
garage door opener transmitter:
D
Check to see if spacer is on correct
pin.
D
Attach another spacer to the top of
original spacer. Check operation. If re-
quired, continue add spacers until con-
tact is achieved.
If the transmitter is clattering during driv-
ing, fill in a piece of felt or pad to prevent
the transmitter from clattering.
4RUNNER (
)
Put the remained spacers back in its
place.
CAUTION
To reduce the chance of injury in
case of an accident or a sudden stop,
always keep the garage door opener
box closed while driving.