If your vehicle rapidly closes in on the vehicle ahead because the vehicle applies the brakes suddenly while you are traveling in headway control, the warning sound activates and the brake warning is indicated in the display. Always verify the safety of the surrounding area and depress the brake pedal while keeping a safer distance from the vehicle ahead.
Additionally, always keep a safer distance from the vehicles behind you.

Mazda Radar Cruise Control (MRCC) Display Indication
Setting the SystemMazda 6 Owners Manual: California Customers
1. Mazda North American Operations participates in BBB AUTO LINE, a mediation/
arbitration program administered by the Council of Better Business Bureaus [4200
Wilson Boulevard, Arlington, Virginia 22203] through local Better Business Bureaus.
BBB AUTO LINE and Mazda have been certified by the ...
Mazda 6 Owners Manual: Event Data Recorder
Event Data Recorder (U.S.A. and Canada)
This vehicle is equipped with an event data recorder (EDR). The main purpose
of an EDR is to record, in certain crash or near crash-like situations, such as
an air bag deployment or hitting a road obstacle, data that will assist in understanding
how a v ...