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: Schedule 2
    Chart symbols:   I : Inspect: Inspect and clean, repair, adjust, fill up, or replace if necessary. R : Replace L : Lubricate C : Clean T : Tighten Remarks:   *1 Use of FL-22 is recommended when replacing engine coolant. Using engine coolant other than FL ...

Mazda 6 Service Manual: Pcm inspection
Note PIDs for the following parts are not available on this model. Go to the appropriate part inspection page. - CMP sensor (See CAMSHAFT POSITION (CMP) SENSOR INSPECTION.) - Main relay (See RELAY INSPECTION.) 1. Connect the SST (WDS or equivalent) to the DLC-2. 2. Turn the igni ...