Mazda RX-8 Workshop Manual page 2447

NOTE:
If the AUTO switch is pressed during the A/C operation check mode, the on-board diagnostic
function will return to the present malfunction indication mode.
6. Turn the ignition switch to the LOCK position to end the A/C operation check mode.
Operation check table
Step Device and
operation
Blower
1 motor
speed
Air mix
door
Operation condition
Monitor
Other output condition
*
display
Air mix door opening
angle
Airflow mode
A/C compressor
1
Air intake mode
20.5 Blower fan
20.5
Airflow mode
21.0
50 %
VENT
ON
(OFF
when
the
blower
is
OFF)
FRESH
2nd
VENT