Symptom Related Diagnostic Procedures
1. If the Blower Motor(s) do not run at any speed, do Test A. Test A2. If the Front Blower Motor (M101) does not run at any speed, but the Rear Blower Motor (M145) operates correctly, do Test B. Test B
3. If the Rear Blower Motor (M145) does not run at any speed, but the Front Blower Motor (M101) operates correctly, do Test E. Test E
4. If the Front Blower Motor (M101) runs in some but not all Fan Speed Switch (X247) positions, do Test C. Test C
5. If the Rear Blower Motor (M145) runs in some but not all Rear Fan Speed Switch (X246) positions, do Test F. Test F
6. If the Air Supply Selector Switch (X180) does not allow the driver to change between recirculation and fresh air modes, do Test D. Test D
7. With the engine running and the Fan Speed Switch (X179) in position III, put the Air Supply Selector Switch (X180) to Recirculation mode. Place a piece of paper in front of the fresh air intake vents on the vehicle hood. If the paper is drawn toward the vents, do Test D. Test D
8. With the engine running and the Fan Speed Switch (X179) in position III, put the Air Supply Selector Switch (X180) to Fresh Air Mode. Place a piece of paper in front of the recirculation air intake vents. If the paper is drawn toward the intake, do Test D. Test D