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Home >> Ford >> 2002 >> Crown Victoria Base, 4.6 9 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System - Automatic >> Symptom Tests >> Notes

Symptom Tests: Notes

NOTE: Diagnose a problem by its symptom only if no DTCs were recorded during self-diagnostic test.
SYMPTOM INDEX

Symptom Perform Test
No Communication With EATC Module A 
EATC Inoperative/Does Not Operate Properly B 
Incorrect/Erratic Airflow From Outlets C 
A/C Inoperative/Does Not Operate Properly D 
Blower Motor Inoperative E 
Blower Motor Operates Continuously In High Speed F 
No Operation In Some Blower Settings G 
Temperature Set Point Does Not Repeat After Turning Ignition Off H 
Temperature Display Will Not Switch Between °F And °C J 
A/C Always On K