1. Press the AUTO switch. Selection of the airflow mode, air intake selector and amount of airflow will be automatically controlled.
2. Use the temperature control dial to select a desired temperature. Press the DUAL switch or turn the front passenger temperature control dial to control the set temperature individually for the driver and front passenger.
To turn off the system, press the OFF switch.
NOTE
Control Switches
Windshield Defrosting and DefoggingMazda 6 Owners Manual: Dtc c1145, c1155, c1165, c1175
Caution
When attaching the tester lead to the DSC HU/CM connector the SST
(49 G066 004) must be used.
Diagnostic procedure
...
Mazda 6 Owners Manual: No.9 tcs off light stays on more than 4 seconds with ignition switch on
When performing an asterisked (*) troubleshooting inspection, shake the
wiring harness and connectors while
doing the inspection to discover whether poor contact points are the cause
of any intermittent malfunction. If
there is a problem, check to make sure connectors, terminals and ...