A/C intermittent cold hot
Posted: Mon Sep 10, 2012 8:41 pm
Symptom: A/C blows cold and then hot and back to cold. May also exhibit problems with air distribution selection.
Cause: Defective solder joints on harness with green mounted connector.
Solution: Remove A/C & Heat control panel. Remove circuit board from control panel & resolder cracked solder joints on the green harness connector.
See photos of before and after.
Cause: Defective solder joints on harness with green mounted connector.
Solution: Remove A/C & Heat control panel. Remove circuit board from control panel & resolder cracked solder joints on the green harness connector.
See photos of before and after.
- The Problem - Cracked Solder Connection
- The Solution - Resoldered Connections