1997 tj engine issue - JeepForum.com

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post #1 of 3 Old 07-04-2013, 10:48 AM Thread Starter
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Join Date: Mar 2010
Location: silver springs fl
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My buddy has a 97 tj he said the exhaust manifold is red hot and the falls on its face as u give it throttle. I hooked up my diag scanner no codes i looked at pids but not sure what lt adapt, st adapt, o2s value should be. Thanks for any help

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post #2 of 3 Old 07-04-2013, 03:58 PM
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1997 TJ Wrangler 
Join Date: Jul 2012
Location: Vancouver
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My first reaction is plugged cat converter, or plugged exhaust system. There was a recall on the 97's specifically because the PCM would not show a fault code for cat issues. That recall may have been limited to the 2.5, not sure, but I would certainly start looking for exhaust restrictions
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post #3 of 3 Old 07-05-2013, 04:42 AM Thread Starter
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Yea i was thinking that i could not get it to act up that's why i was looking for that info
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