Jerry D Sa Francisco , CA March 27, 2020 Bosch dishwasher drain pump failure water would not drain Replaced the drain pump. The one tip I would pass along to others is to use liquid dish soap to lubricate the rubber O-ring. This made it much easier to insert the new drain pump. 4 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes