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445 Engine missing

1013 Views 10 Replies 4 Participants Last post by  OutOfApplication
A new tractor, new problems. I just picked up a JD 445 it starts right up and appears to run well, but when fully warmed up it's stumbling & smells rich. Apparently I didn't fully warm it up during the test drive before I bought it. Doe! I was happy to see it cold start so well. I'm going to dive in shortly to see what I can figure out, but what are the usual suspects for this engine?

thanks!
1 - 3 of 11 Posts
I'd start by checking valve clearance.


Mike in Okla
It's all run by the computer that receives signals from throttle sensor,air temp sensor, coolant temp sensor and others. I'm not sure what to tell you to check next. I'm gonna follow and see what done of the more knowledgeable guys have to say. I did check the manual and can't find anything in the trouble shooting section on your problem. FB has a Deere 4x5 group also that has a lot of information.


Mike in Okla
Glad you got it figured out. Let us know after you install the new coils.


Mike in Okla
1 - 3 of 11 Posts
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