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: Declaration of Conformity
Keyless Entry System/Immobilizer System Blind Spot Monitoring (BSM) System NOTE During printing time of this user manual the approvals listed above are granted. WARNING Change or modifications not expressively approved by the party responsible for compliance could void the use's authori ...

Mazda 6 Service Manual: Solenoid valve inspection
Resistance Inspection (On-Vehicle Inspection) Caution Water or foreign objects entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign objects on the connector when disconnecting it. 1. Disconnect the negative battery cable. 2. Remove the ...