Pre-Check
INDICATOR CHECKa. Turn the ignition switch on (IG) while pressing the FRONT DEF switch and FAN+ switch simultaneously.
b. Check that the all indicators come on and go off 4 times in succession at 1 second intervals.
HINT:
- After the indicator check is completed, the system enters the DTC mode automatically.
- Press the OFF switch to cancel the indicator mode
LIST OF OPERATION METHODS
By operating each of the A/C control switches as shown in the diagram, it is possible to enter the diagnostic check mode.