1. Turn the ignition switch to ON position.
2. Turn the rear window defroster switch on.
Caution
3. Connect the positive (+) lead of the voltmeter to the positive side of each filament and the negative (−) lead to ground.

4. Gradually, slide the positive (+) lead from the positive side to the negative side and measure the voltage. Verify that the voltage decreases accordingly.


Filament repair
Window glassMazda 6 Service Manual: System Canceling
When the Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS)
is turned off, press the Lane-keep Assist System (LAS) & Lane Departure Warning
System (LDWS) OFF switch.
The Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS) OFF
indicator light tu ...
Mazda 6 Service Manual: Cooling system service warnings
COOLING SYSTEM SERVICE WARNINGS
Warning
Never remove the radiator cap or loosen the radiator drain plug
while the engine is running, or when the engine and radiator are hot.
Scalding coolant and steam may shoot out and cause serious injury. It may
also damage the engine and cooling sys ...