Inspected the unit and found that the drain hose was about 3 feet down into the drain line causing the unit to leave the water back into the unit. Resulting in the error code. Pulled the drain line out so that it was about 8 to 10 inches into the drain line. Secured it with a zip tie. Ran a test cycle. All checks OK

Inspected the unit and found a failed tension pulley. Replaced tension pulley with truck stock. Ran a test cycle. All checks OK; used 1 W10837240 (BRACKET) from stock

Inspected the unit and found that the tub bearing had gone out. Customer declined repair.

Inspected the unit and found a bad door switch. Replaced door switch with truck stock. Ran a test cycle. All checks OK; used 1 3406107 (SWITCH) from stock

Inspected the unit and found that her control board and UI board checked good. Belt checks good. Serviced all six support wheels and idler pulley. They checked good. Heating element checks good. All fuses checked good. Pipes and exhaust were all good. Cleaned moisture sensor off well. Ran a test cycle. All checks good