Zena... make sure your water outlet hose is as flat as possible... a 'uphill' hose can trap garbage not washed away.
Remove that hose and inspect both ends for clogs?
The E2 code is a water supply error.
The water inlet valve has stopped working.
Try going here...
appliancepartspros.com
with the model # and you can look up the part and how to put it in.
Tis not hard. A phillips & flat blade screwdriver and some pliers.
