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: Service warnings
Component Disassembly Disassembling and reassembling the components of the air bag system can render the system inoperative, which may result in serious injury or death in the event of an accident. Do not disassemble any air bag system components. Wiring Harness Repair Incorrec ...

Mazda 6 Service Manual: Cooling (With air conditioner)
1. Set the mode selector dial to the position. 2. Set the temperature control dial to the cold position. 3. Set the fan control dial to the desired speed. 4. Turn on the air conditioner by pressing the A/C switch. 5. After cooling begins, adjust the fan control dial and temperature control d ...