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p0420

  1. Check Engine Code

    5th Gen
    The other night my check engine came on again. I had the code read and found out it was a P0420 or "Catalyst System Efficiency Below Threshold (Bank 1)". I was wondering if anyone has an idea of what might be wrong. The car is running perfectly. The only thing I did to it recently was put some...
  2. new lude :) Help!

    5th Gen
    I just got my 99 prelude about three weeks ago. it's red with the leather package 114,xxx miles and nothing mechanically wrong everything is completely stock i got it through a trade in for my old VW Jetta so it was a hell of a deal if you ask me but anyways about a week after I had gotten it...
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