Pull the lever toward you and hold it to spray washer fluid.

NOTE
If the windshield washer is turned on when the windshield wipers are not operating, the windshield wipers operate a few times.
If the washer does not work, inspect the fluid level. If the fluid level is normal, consult an Authorized Mazda Dealer.
Windshield Wipers
Rear Window DefoggerMazda 6 Owners Manual: Thermostat
THERMOSTAT REMOVAL/INSTALLATION
1. Remove the plug hole plate.
2. Disconnect the negative battery cable.
3. Drain the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS.)
4. Remove the drive belt. (See DRIVE BELT REPLACEMENT.)
5. Remove the washer tank.
6. Remove the P/S oil pump.
Note
...
Mazda 6 Owners Manual: No.2 amount of air blown from vents does not change
Full-auto Air Conditioner
When performing an asterisked (*) troubleshooting inspection, shake the
wiring harness and connectors while performing the inspection to discover
whether poor contact points are the cause of any intermittent malfunctions.
If there is a problem, check to mak ...