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: Trunk lid removal/installation
Warning
Removing the stay damper without supporting the trunk lid can be
dangerous. The trunk lid may fall and injure you. Open the trunk lid fully
and support it before removing the stay damper.
1. Disconnect the negative battery cable.
2. Disconnect the trunk lid harness connector, p ...
Mazda 6 Owners Manual: Instrument cluster inspection
Speedometer
Using the input/output check mode
Inspect the speedometer by setting it in the input/output check mode DTC 12.
Using a speedometer tester
1. Adjust the tire air pressure to the specification.
2. Using a speedometer tester, verify that the speedometer indication is
within the allow ...