Diagnostic procedure
Mazda 6 Service Manual: Forward Sensing Camera (FSC) (Some models)
Your vehicle is equipped with a Forward Sensing Camera (FSC). The Forward Sensing
Camera (FSC) is positioned near the rearview mirror and used by the following systems.
High Beam Control System (HBC)
Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS)
Traffic Sign Reco ...
Mazda 6 Service Manual: Key Battery Replacement
If the buttons on the transmitter are inoperable and the operation indicator
light does not flash, the battery may be dead.
Replace with a new battery before the transmitter becomes unusable.
CAUTION
Make sure the battery is installed correctly. Battery leakage could occur
if it is not in ...