remove screw from base of key with a very tiny screwdriver or take it to the dealership
to have it done.
Remove small screw from near projecting key, pry sections apart, remove inner module to access battery.
What size battery for a 2006 Honda Pilot?
24 f or 35 is the battery size for the Pilot.
http://www.homelink.com/training/train.taf
How do you change fron t and rear brakes on a 2006 Honda pilot lx
There is not an alternator indicator light on a Honda Pilot. If the alternator goes out, the battery will not stay charged.
CR1616 - 3v battery
Very tiny phillips screws or it snaps apart. If you do not know how to do it, take it to your Honda dealer. If you break the key it is very expensive to replace.
2005 Honda Pilot changing the front motor mounts
Anyplace that sells watch batteries.
Panasonic CR1618
Open the key fob and remove the battery which has a # on it, and then buy a duplicate.