The hazard warning lights should always be used when you stop on or near a roadway in an emergency.

The hazard warning lights warn other drivers that your vehicle is a traffic hazard and that they must take extreme caution when near it.

Depress the hazard warning flasher and all the turn signals will flash. The hazard warning indicator lights in the instrument cluster flash simultaneously.
NOTE
Flat TireMazda 6 Owners Manual: Adaptive Front Lighting System (AFS) (Some models)
The adaptive front lighting system (AFS) automatically adjusts the headlight
beams to the left or right in conjunction with the operation of the steering wheel
after the headlights have been turned on and the vehicle speed is about 2 km/h (2
mph) or higher.
A system malfunction or operation c ...
Mazda 6 Owners Manual: On-board diagnostic test
DTCs Reading Procedure
1. Perform the necessary vehicle preparation and visual inspection.
2. Connect WDS or equivalent to the vehicle DLC-2 16-pin connector located as
shown in the figure.
3. Retrieve DTCs by WDS or equivalent.
Pending Trouble Code Access Procedure
1. Perform the necessary ...