What's Happening

Door switch detects open when it should be closed. Gasket or switch issue.

How to Fix It

Check doors and gaskets. Replace switch if doors are fine.

Frequently Asked Questions
What does D/SH mean?
A door switch detects the door as open. Check all doors and gaskets.
Can a torn gasket cause D/SH?
Yes. Replace torn or worn gaskets.
How much does a switch cost?
$10–$20, easy to replace.