If a radio system is installed improperly or if a high-powered type is used, the CIS and other systems may be affected. When the vehicle is to be equipped with a radio, observe the following precautions:
SstMazda 6 Service Manual: HomeLink Wireless Control System (Some models)
NOTE
HomeLink and HomeLink house icon are registered trademarks of Gentex Corporation.
The HomeLink system replaces up to 3 hand-held transmitters with a single built-in
component in the auto-dimming mirror. Pressing the HomeLink button on the auto-dimming
mirror activates garage doors, gates ...
Mazda 6 Service Manual: How to Arm the System
1. Close the windows and the moonroof securely (some models).
2. Switch the ignition OFF.
3. Make sure the hood, the doors, and the trunk lid are closed.
4.Press the lock button on the transmitter or lock the driver's door from the
outside with the auxiliary key.
The hazard warning light ...