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: Transaxle fluid temperature (tft) sensor inspection
On-Vehicle Inspection
1. Disconnect the negative battery cable.
2. Remove the air cleaner component. (See INTAKE-AIR SYSTEM
REMOVAL/INSTALLATION.)
Caution
Water or foreign objects entering the connector can cause a poor
connection or corrosion. Be sure not to drop water or foreign object ...
Mazda 6 Owners Manual: Rear washer nozzle removal/installation
1. Disconnect the negative battery cable.
2. Remove the liftgate upper trim. (See LIFTGATE UPPER TRIM
REMOVAL/INSTALLATION)
3. Remove the rear washer hose from the rear washer nozzle.
4. Compress the tabs of the rear washer nozzle.
5. Pull the rear washer nozzle out to remove it.
6. Install ...