1. Remove the sunroof switch.
2. Inspect for continuity between the sunroof switch terminals using an ohmmeter.


Sunroof switch removal/installationMazda 6 Service Manual: Front seat removal/installation
Warning
Handling the front seat (side air bag) improperly can accidentally
deploy the side air bag, which may seriously injure you. Read AIR BAG SYSTEM
SERVICE WARNINGS before handling the front seat. (See SERVICE WARNINGS.)
1. Turn the ignition switch to the LOCK position.
2. Disconne ...
Mazda 6 Service Manual: Gate operator/Canadian Programming
Canadian radio-frequency laws require transmitter signals to “time-out” (or quit)
after several seconds of transmission — which may not be long enough for HomeLink
to pick up the signal during programming. Similar to this Canadian law, some U.S.
gate operators are designed to “time-out ...