1. Remove the A/C unit. (See A/C UNIT REMOVAL/INSTALLATION.)
2. Remove the evaporator from the A/C unit.
3. Inspect for cracks, damage, and oil leakage.
4. Inspect for bent fins.
Expansion valve removal/installation
Heater core inspectionMazda 6 Service Manual: Control Switches
AUTO switch
By pressing the AUTO switch the following functions will be automatically controlled
in accordance with the selected set temperature:
Airflow temperature
Amount of airflow
Selection of airflow mode
Outside/Recirculated air selection
Air conditioner operation
NOTE
AUTO ...
Mazda 6 Service Manual: How to use USB mode
This unit does not support a USB 3.0 device. In addition, other devices may not
be supported depending on the model or OS version.
USB devices formatted to FAT32 are supported (USB devices formatted to other
formats such as NTFS are not supported).
Playback
1. Select the icon on the home
...