1. Remove the seat warmer switch.
2. Inspect for continuity between the seat warmer switch terminals using an ohmmeter.
Drivers side


Passengers side


Seat warmer switch removal/installation
Seat warmer unit inspectionMazda 6 Service Manual: Location index
INTAKE-AIR SYSTEM
FUEL SYSTEM
Engine Room Side
Fuel tank side
EMISSION SYSTEM
Engine room side
CONTROL SYSTEM
...
Mazda 6 Service Manual: Washer Fluid
Inspecting Washer Fluid Level
WARNING
Use only windshield washer fluid or plain water in the reservoir:
Using radiator antifreeze as washer fluid is dangerous. If sprayed on the windshield,
it will dirty the windshield, affect your visibility, and could result in an accident.
Using Washer Flu ...