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: Noise filter inspection
Brake Light Noise Filter 1. Inspect for resistance and continuity between the noise filter terminals using an ohmmeter. If not as specified, replace the noise filter. Rear Window Defroster Noise Filter Inspect for resistance and continuity between the noise filter terminals using an ...

Mazda 6 Service Manual: Keys
WARNING Do not leave the key in your vehicle with children and keep them in a place where your children will not find or play with them: Leaving children in a vehicle with the key is dangerous. This could result in someone being badly injured or even killed. Children may find these keys to be ...