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1993 Lexus LS400

Question: Very Slow Accelration

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joe man, 4.0L V8, West Jordan, UT, March 07, 2011, 16:24
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 Rookie

After some testing,and evualation. It was determented that both cats were bad, they have just been replaced, along with new plugs, and wires. The car has a very slow accelration. What next?

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  • Answer #1

    Precision Automotive Repair from Precision Automotive Repair, March 07, 2011, 18:00
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     Journeyman

    Sounds like you may have other problems taking out the cats. A misfire or fuel control problem could be the cause. I would recommend you find a good diagnostic technnician in your area that can nail down the root problem. Ask your friends for referrals.

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