Use a needle or equivalent to adjust the headlight cleaner nozzle so that the center of fluid properly sprays on the headlight as shown in the figure.

HEADLIGHT CLEANER NOZZLE CLEANING
Clean the rear washer nozzle. (See WINDSHIELD WASHER NOZZLE CLEANING.)
Headlight cleaner nozzle removal/installation
Headlight cleaner hose removal/installationMazda 6 Service Manual: Dtc c1955, c1956
Caution
When attaching the tester lead to the DSC HU/CM connector the SST
(49 G066 004) must be used.
Diagnostic procedure
...
Mazda 6 Service Manual: Essential Information
Introduction
Be careful not to hurt yourself when inspecting your vehicle, replacing a tire,
or doing some kind of maintenance such as car washing.
In particular, wear thick work gloves such as cotton gloves when touching areas
that are difficult to see while inspecting or working on your vehi ...