When the wipers no longer clean well, the blades are probably worn or cracked. Replace them.
CAUTION
To prevent damage to the wiper arms and other components, do not try to sweep the wiper arm by hand.
NOTE
When raising both windshield wiper arms, raise the driver's side wiper arm first. When lowering the wiper arms, slowly lower the wiper arm from the passenger's side first while supporting it with your hand. Forcefully lowering the wiper arms could damage the wiper arm and blade, and may scratch or crack the windshield.
1. Raise the wiper arm.
2. Open the clip and slide the blade assembly in the direction of the arrow.

3. Tilt the blade assembly and remove it from the arm.

CAUTION
To prevent damage to the windshield let the wiper arm down easily, do not let it slap down on the windshield.
4. Pull down the blade rubber and slide it out of blade holder.

5. Remove the metal stiffeners from each blade rubber and install them in the new blade.

CAUTION
So do not use the driver's side metal stiffeners on the passenger's side, or vice versa.
6. Carefully insert the new blade rubber. Then install the blade assembly in the reverse order of removal.

Wiper Blades
BatteryMazda 6 Owners Manual: Control Switches
Temperature control dial
This dial controls temperature. Turn it clockwise for hot and counterclockwise
for cold.
NOTE
When the mode is set to or
with the fan control dial in a
position other than 0 and the temperature control dial in the maximum cold position,
the air intake selector sw ...
Mazda 6 Owners Manual: Recording of Vehicle Data
This vehicle is equipped with a computer which records the following main vehicle
data related to vehicle controls, operation, and other driving conditions.
Recorded data
Vehicle conditions such as engine speed and vehicle speed
Driving operation conditions such as accelerator and brake ped ...