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: Trip Computer and INFO Switch (Without Multi-information Display)
The following information can be selected by pressing the INFO switch with the
ignition switched ON.
Distance-to-empty mode
Average fuel economy mode
Current fuel economy mode
Compass mode
If you have any problems with your trip computer, consult an Authorized Mazda
Dealer.
Distanc ...
Mazda 6 Service Manual: Removing a Flat Tire
1. Loosen the lug nuts by turning them counterclockwise one turn each, but do
not remove any lug nuts until the tire has been raised off the ground.
2. Place the jack on the ground.
3. Turn the jack screw in the direction shown in the figure and adjust the jack
head so that it is close to th ...