Mazda 6 Service Manual: No.5 engine stalls-after start/at idle

No.4 hard to start/long crank/erratic start/erratic crank

No.6 cranks normally but will not start

Other materials:

Mazda 6 Service Manual: Panel Maintenance
If a panel becomes soiled, wipe it off with a soft cloth soaked in clean water and thoroughly wrung out. If some areas require further cleaning, use the following procedure: 1. Wipe the soiled area with a soft cloth soaked in a mild detergent (approx. 5 %) diluted with water. 2. Wipe off the ...

Mazda 6 Service Manual: Underbody Maintenance
Road chemicals and salt used for ice and snow removal and solvents used for dust control may collect on the underbody. If not removed, they will speed up rusting and deterioration of such underbody parts as fuel lines, frame, floor pan, and exhaust system, even though these parts may be coated ...