Mazda 6 Service Manual: No.19 exhaust smoke

No.18 cooling system concerns-runs cold

No.20 fuel odor (in engine compartment)

Other materials:

Mazda 6 Service Manual: Shift Gear (Shifting) Speed Limit
For each gear position while in the manual mode, the speed limit is set as follows: When the selector lever is operated within the range of the speed limit, the gear is shifted. Shift up The gear does not shift up while the vehicle speed is lower than the speed limit. Shift down The gear d ...

Mazda 6 Service Manual: Automatic Brake Operation Display (Type A Instrument Cluster)
“Smart City Brake Support activated” is indicated in the active driving display, and “Smart City Brake Support Activated” is indicated in the multi-information display after the SCBS brakes or the brake assist (SCBS brake assist) is operated. NOTE The collision warning beep sounds ...