Larry C Burkesville , KY September 25, 2019 Appliance: Frigidaire Washer FRFW3700LW0 Frigidaire Washer Frfw3700lw0: Error code 41. How to replace Pin. The error code said door switch was bad. Ordered one and replaced it, washer repaired. This was after I paid a repairman nearly $400 and did not repair my machine. I will use applancepartspros again. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes