The refrigerant specifications are indicated on a label attached to the inside of the engine compartment. Check the label before refilling the refrigerant. If the wrong type of refrigerant is used, it could result in a serious malfunction of the air conditioner.
For details, consult an Authorized Mazda Dealer.

Vent OperationMazda 6 Owners Manual: Panel Maintenance
If a panel becomes soiled, wipe it off with a soft cloth soaked in clean water
and thoroughly wrung out.
If some areas require further cleaning, use the following procedure:
1. Wipe the soiled area with a soft cloth soaked in a mild detergent (approx.
5 %) diluted with water.
2. Wipe off the ...
Mazda 6 Owners Manual: Outside Temperature Display (Without Multi-information Display)
When the ignition is switched ON, the outside temperature is displayed.
NOTE
Under the following conditions, the outside temperature display may differ
from the actual outside temperature depending on the surroundings and vehicle conditions:
Significantly cold or hot temperatures.
Sudden ...