Mazda 6 Service Manual: No.26 exhaust sulphur smell

No.25 a/c is not cut off under wide open throttle conditions

No.27 constant voltage

Other materials:

Mazda 6 Service Manual: Traffic Sign Recognition System (TSR) (Some models)
The Traffic Sign Recognition System (TSR) helps prevent the driver from overlooking traffic signs, and provides support for safer driving by displaying traffic signs on the active driving display which are recognized by the Forward Sensing Camera (FSC) or recorded in the navigation system whil ...

Mazda 6 Service Manual: Smart City Brake Support (SCBS)
The Smart City Brake Support (SCBS) system alerts the driver of a possible collision using an indication in the display and a warning sound when the Forward Sensing Camera (FSC) detects a vehicle ahead and determines that a collision with a vehicle ahead is unavoidable while the vehicle is bei ...