Flow Chart No. 8: No Blower Operation In All Function Settings

Flow Chart No. 8 - Symptom - No blower operation in all function settings.

Step 1
Test fuse.
1. Check fuse for continuity using an ohmmeter.




2. Does fuse test OK?

Step 2
Test feed circuit.
1. Turn ignition switch to RUN position.
2. Place function control lever in any ON position.
3. Check for voltage from instrument panel Fuse 18 (15 A) to A/C control unit.




4. Is voltage present?

Step 3
Test function control switch.
1. Turn ignition switch to RUN position.
2. Place function control lever in any ON position.
3. Test for voltage between function control and blower motor switch.




4. Is voltage present?