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: Operating the Satellite Radio (Some models)
What is satellite radio? With over 130 channels, SiriusXM Satellite Radio brings you more of what you love. Get channels and channels of commercial-free music, plus sports, news, talk, entertainment and more. Commercial-free music from nearly every genre —rock to pop, hip-hop to country, ja ...

Mazda 6 Service Manual: No.1 air bag system warning light does not illuminate
Diagnostic Procedure When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while doing the inspection to discover whether poor contact points are the cause of any intermittent malfunction. If there is a problem, check to make sure connec ...