Is the code p2338 have anything to do with the four big things on top of the head labeled 1,2,3, and 4. ( cool packs I think there called) I have already had to replace two of them last year. Nowi started running crapy last night again and here are the codes I got. po301,po441,po442,po446 and p2338. Thanks for any help. I d remember that the two I already replaced is 200.00 apiece. It is running like the last time.