Mazda 6 Service Manual: No.7 slow return to idle

No.6 cranks normally but will not start

No.8 engine runs rough/rolling idle

Other materials:

Mazda 6 Service Manual: Gate operator/Canadian Programming
Canadian radio-frequency laws require transmitter signals to “time-out” (or quit) after several seconds of transmission — which may not be long enough for HomeLink to pick up the signal during programming. Similar to this Canadian law, some U.S. gate operators are designed to “time-out ...

Mazda 6 Service Manual: Windshield Defrosting and Defogging
1. Set the mode selector dial to the position. 2. Set the temperature control dial to the desired position. 3. Set the fan control dial to the desired speed. 4. If dehumidified heating is desired, turn on the air conditioner. WARNING Do not defog the windshield using the position with the t ...