1. Shine an incandescent light (60 W)
on the solar radiation sensor from a distance of approximately 100 mm {3.94 in}.
2. Connect positive (+) lead to terminal A and negative (−) lead to terminal B of the solar radiation sensor.

, replace the solar radiation sensor.
Solar radiation sensor removal/installation
Ambient temperature sensor removal/installationMazda 6 Service Manual: Interior Lights
NOTE
Do not leave the lights on for long periods while the engine is turned off.
Otherwise the battery power could be depleted.
Overhead Lights
NOTE
The rear map lights also turn on and off when the overhead light switch is
operated.
Front Map Lights
When the overhead light switch is i ...
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 ...