Engine has miss, Bank 2 to lean.

2004 FORD F-150
100,000 MILES
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DREAMSPAWN
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  • 2 POSTS
My truck started missing around a month ago it would come and go, i changed all spark plugs and tested Coils and reset ecu via battery disconnect. But lately it has gotten worse and the CEL is showing Bank 2 to lean.
May 15, 2013 at 5:41 PM
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ASEMASTER6371
  • AUTOMOTIVE REPAIR CONTRIBUTOR
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did you do a compression test??

was there any coolant in the well with the plug??? common for intakes failing causing missfires

Roy
May 15, 2013 at 6:01 PM
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DREAMSPAWN
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no fluid not done compression test yet
May 15, 2013 at 6:24 PM
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STEVE MAC
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Check map sensor and look for vacuum leaks
May 16, 2013 at 4:03 PM