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: Replacing Exterior Light Bulbs
Headlights (With LED headlights) Low/High beam bulbs The LED bulb cannot be replaced as a single unit because it is an integrated unit. The LED bulb has to be replaced with the unit. We recommend an Authorized Mazda Dealer when the replacement is necessary. Headlights (With halogen headlight ...

Mazda 6 Service Manual: Instrument cluster configuration
1. Connect the SST (WDS or equivalent) to the DLC-2. 2. Input vehicle information following the directions on the screen. 3. Select Module programming. 4. Select Programmable module installation. 5. Select the following items and perform procedures according to directions on the screen. ...