1999 Ford F 150 3 Cylinder Misfiring Spark Plug Located Misses Worst During

1999 FORD F-150
116,000 MILES
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ANONYMOUS
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  • 1 POST
No. 3 cylinder is misfiring. Where is the No 3 spark plug located? Misses worst during wet conditions.
Dec 28, 2012 at 8:41 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
check fuel pressure first it will cause this. shold be 28-45 engine running and 35-45 key on engine off
Dec 28, 2012 at 9:39 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
oh and what engine do you have
Dec 28, 2012 at 9:39 AM
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