Note
Front Drive Belt
Verify that the drive belt auto tensioner indicator mark does not exceeds the limit.

Drive belt
Drive belt replacementMazda 6 Service Manual: Basic power window system inspection
Manual Mode Function Inspection
Automatic Mode Function Inspection
Automatic Window Return Function Inspection
IG OFF Timer Function Inspection
Two-step Down Function Inspection
The distance the door glass opens can be changed using the two-step down
function. (Approximately 20- ...
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 ...