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Old 08-19-2009, 12:18 PM
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98 wrangler giving me a fit 4.0

I have a problem only during open loop about half throttle it falls on its face poping back thru intake give it more or less throttle its goes fine. I have checked fuel pressure 45psi ok and replaced computer, tps,map,crankshaft and camshaft sensors. Checked wiring, grounds etc..... After going in closed loop all is fine never a problem. HELP thanks Jeff

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Old 08-19-2009, 01:30 PM   #2
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98 is a TJ not a YJ.

Square Eyes = YJ (87-95)
Round Eyes = TJ (97-06)

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