1. Measure the temperature around the cabin temperature sensor.
2. Measure the resistance between terminals of the cabin temperature sensor.

Cabin temperature sensor removal/installation
Evaporator temperature sensor removal/installationMazda 6 Service Manual: Interior Care
WARNING
Do not spray water into the vehicle cabin: Spraying water into the
vehicle cabin is dangerous as electrical devices such as the audio and switches
could get wet resulting in a malfunction or vehicle fire.
NOTE
Do not wipe the interior using alcohol, chlorine bleach, or organic solv ...
Mazda 6 Service Manual: Windshield wiper motor removal/installation
1. Disconnect the negative battery cable.
2. Remove the windshield wiper arm and blade. (See WINDSHIELD WIPER ARM AND
BLADE REMOVAL/INSTALLATION.)
3. Remove the cowl grille. (See COWL GRILLE REMOVAL/INSTALLATION.)
4. Remove in the order indicated in the table.
5. Install in the reverse ord ...