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: Crankshaft position (ckp) sensor removal/installation
Removal 1. Perform the following procedure to making the working space. (1) Remove the Front wheel (RH). (2) Remove the splash shield. 2. Disconnect the CKP sensor connector. 3. Remove the installation bolts to remove the CKP sensor. Installation Caution When foreign material such a ...

Mazda 6 Service Manual: Dual proportioning valve replacement (without abs)
1. Remove in the order indicated in the table. 2. Install in the reverse order of removal. Dual Proportioning Valve Installation Note Install the dual proportioning valve so that the R mark faces the left side of the vehicle. ...