Step 3 - Checks Mode/Intake Door Positions

STEP 3: Checks mode and intake door positions
Display shows "3" in STEP 3 mode.
When all doors are in good order, display will then show "30"
It takes approximately 50 seconds to check all mode and intake doors.







When abnormalities are detected, display shows a code No. corresponding with malfunctioning part.




If two or more mode or intake doors are out of order, corresponding code numbers respectively blink two times.




If mode door motor harness connector is disconnected, the following display pattern will appear.




If intake mode door harness connector is disconnected, the following display pattern will appear.

If any mode door motor position switch is malfunctioning, mode door motor will also malfunction.