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

Water temperature sensor removal/installation
Refrigerant pressure switch removal/installationMazda 6 Service Manual: Key Battery Replacement
If the buttons on the transmitter are inoperable and the operation indicator
light does not flash, the battery may be dead.
Replace with a new battery before the transmitter becomes unusable.
CAUTION
Make sure the battery is installed correctly. Battery leakage could occur
if it is not in ...
Mazda 6 Service Manual: Power window motor removal/installation
1. Disconnect the negative battery cable.
2. Remove the front door trim or rear door trim.
3. Disconnect the power window motor connector.
4. Remove the bolts.
5. Remove the power window motor from the power window regulator drum.
6. Install in the reverse order of removal.
Note
When ins ...