ENGINE BACKFIRES ,I HAVE CHANGED THE SPARK PLUGS,BUT IT DOESNT WORK!

  • Tiny
  • newman david
  • 2003 Isuzu
  • 205,000 miles

MY ISUZU KB220 LE, en gine backfires even after changing spark plugs and cables

Thursday, November 17th, 2011 AT 1:52 PM

1 Answer

  • Tiny
  • hmac300
  • Expert
  • 42,944 posts

Check thecompression and fuel pressure. We have no info on this model so can' t give you a spec. Check firing order of the engine as well. Also check for cracked coil, etc.

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Thursday, November 17th, 2011 AT 2:41 PM

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