Code P0171, I feel like I'm chasing a ghost

Tiny
ANONYMOUS
  • 2005 LINCOLN AVIATOR
  • 115 MILES

Code p0171, I feel like I'm chasing a ghost. I was changing the spark plugs and I tested the ohm resistance on each of 8 coils. One was 5234 and the New ones on summit racing advertising6200. Would a reading of 5234 be a problem?

Saturday, December 1st, 2012 AT 5:29 PM

1 Reply

Tiny
ASEMASTER6371
  • EXPERT
  • 25,554 POSTS

No, check your vacuum lines. A 171 is a lean code

Roy

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Saturday, December 1st, 2012 AT 5:31 PM

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