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Symptom Tests: Notes

WARNING: This page is about a different car, the 2002 Mercury Villager. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM TESTS DIRECTORY

Symptom Test
Incorrect/Erratic Direction Of Airflow From Outlet N 
Insufficient, Erratic Or No Heat O 
A/C Does Not Operate Or Does Not Operate Properly P 
A/C Is Always On Q 
Insufficient A/C Cooling R 
Main Blower Motor Does Not Operate S 
Main Blower Motor Runs Constantly In High Speed T 
No Blower Operation In High Setting U 
No Blower Operation In Low Setting V 
Auxiliary Blower Motor Does Not Operate W 
Auxiliary Blower Motor Does Not Operate At Some Speeds X 
Auxiliary Blower Motor Does Not Operate Using Rear Auxiliary Blower Motor Switch Y 
Auxiliary Controls Are Operational With Function Selector Off Z