Temperature Control - Troubleshooting Procedures

COMPLAINT VERIFICATION
Go to "Functional Check of the Heating and Air Conditioning System" for a guide to normal operation. System Check of the Heating and Air Conditioning System

TROUBLESHOOTING
Perform the following checks before doing the System Diagnosis.
1. Check that Water Shut-Off Solenoid connector is firmly seated.
2. Check the A/C In-Line Fuse.
If fuse is blown, Check for a shorted A/C In-Line Diode.
If OK:
Go to System Diagnosis for diagnostic tests.

SYSTEM DIAGNOSIS
Perform the following test if the Water Shut-Off Solenoid does not operate normally.





Water Shut-Off Solenoid Test (Table 1)





Water Shut-Off Solenoid Test (Table 2)