See also:

Programming HomeLink
NOTE Some vehicles may require the ignition switch to be turned on or to the second (“accessories”) position for programming and/or operation of HomeLink. It is also recommended that a new batter ...

Replacing batteries in the remote key/PCC
The battery/batteries in the remote key/PCC should be replaced if: • The information symbol lights up and a text appears in the information display. and/or • the vehicle's locks repeatedly do n ...

Replacing the batteries
CAUTION When handling batteries, avoid touching their contact surfaces as this could result in poor battery function in the remote key. 3 Note the position of the battery's (+) or (–) sides. ...