I had the same 2 and 4 lights on............i took the front off the washer and inside near the white foam at the right side there is a sensor..........i just pulled it out and gave it a wipe and did the same to where it was seated..........took me 10 mins.
follow this video...http://www.youtube.com/watch?v=kO2eZNP8FCk
Vinny, October 2010
