If there is the possibility of a collision with a vehicle ahead, the beep sounds continuously and a warning is indicated in the multi-information display and the active driving display.

Smart Brake Support (SBS) (Some models)
Stopping The Smart Brake Support (SBS) System OperationMazda 6 Owners Manual: Trunk end trim removal/installation
4SD
1. Remove the fasteners.
2. Pull the trunk end trim upward, then disengage clips A, pins B, and hooks.
3. Remove the trunk end trim.
4. Install in the reverse order of removal.
5HB
1. Pull the trunk end trim upward, then disengage clips A, pins B, and hooks.
2. Remove the trunk end tr ...
Mazda 6 Owners Manual: Heater core inspection
1. Remove the A/C unit. (See A/C UNIT REMOVAL/INSTALLATION.)
2. Remove the heater core from the A/C unit.
3. Inspect for cracks, damage, and coolant leakage.
If any problems are found, replace the heater core.
4. Inspect for bent fins.
If any are bent, use a flathead screwdriver to stra ...