Any OBD II Experts, I need help!!

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joezek

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This is a Ford Explorer question, not my expedition. My 98 explorer has been parked for about 3 weeks. I decided to drive it yesterday because someone wanted to look at it and probably buy it. Well the check engine light suddenly came on. I pulled the codes and WTF, I have 15 CODES. I cleared them thinking it was a fluke strange one time event, and the light stayed off until I shut down and restarted. Then I got 18 codes, without restarting I scanned once more for codes and now it's up to 21 codes. It ran perfect in neutral but won't go very well in gear.

I put in drive and it feels like a trans brake. With the truck rolling down hill in neutral, if you then place it in Drive, it stops rolling, and won't roll unless you really step hard on the gas. Same goes for reverse. It also misfires horribly if you step more than 1/4 gas pedal, sounds like a rev limiter.

I reset the battery and it didn't help. I reflashed the computer and it didn't help. Here are the codes, although I'm 99% sure that none of them are actually real codes, it's something wrong with the computers communicating.

P1451, P1409, P0765, P0014, P0840, P0084, P0A00, P2404, P0022, P0060, P0204, P0008, P0020, B2322, B0020, B1840, B0080, C0204, U0244, U0022, U0206.
 

MCDavis

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joezek, I don't have any knowledge personally on your codes, but the guys over at the Explorer forum sure will. I've been a member there about 4 years and it's helped me out numerous times. Check 'em out:
http://www.explorerforum.com/
 
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joezek

joezek

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I had already posted there but got no responses yet. Since it's basically an OBD II question I posted here as well. Hopefully someone there has seen it before and will tell me about a common faulty connector or something.
 
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joezek

joezek

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Well I figured out the OBD II problem. There was a melted fuse in the under hood fuse box. It had a loose/dirty connection which caused arcing, which melted it. That fuse supplied power to evap sensor, cam sensor, o2 heat etc. I replaced it, cleaned it, and the CEL has never returned The engine runs much better, no more sputtering.
 
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