No.9 Air Conditioner Does Not Operate Even Through Airflow Is In Defroster Mode Or Heat/Defroster Mode: Notes

WARNING: This page is about a different car, the 2005 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.

AIR CONDITIONER DOES NOT OPERATE EVEN THROUGH AIRFLOW IS IN DEFROSTER MODE OR HEAT/DEFROSTER MODE - DESCRIPTION & POSSIBLE CAUSE

Air conditioner does not operate even through airflow is in DEFROSTER mode or HEAT/ DEFROSTER mode. ⁽¹⁾

DESCRIPTION

Malfunction in climate control unit A/C switch circuit (open circuit or short to power supply).

POSSIBLE CAUSE

Micro switch system +B short circuit (Steps 3, 4)
Micro switch installed incorrectly (Step 5)
Micro switch system open circuit (Steps 6, 7)

⁽¹⁾	This air conditioner system has front windshield fog protection function, if airflow mode control dial is set to DEFROSTER mode or HEAT/DEFROSTER mode.