1999 Lincoln Navigator miss fire at idle

1999 LINCOLN NAVIGATOR
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DAVE KEELING
  • MEMBER
  • 2 POSTS
Engine Performance problem
1999 Lincoln Navigator V8 Four Wheel Drive Automatic
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engine miss fire at tick over on gas switch to lpg
engine runs smoth have ijector signels and new ijectors as we found No 3 not ticking and showing open loop on scan when in take manifold was off and pipe work out the way we changed plugs so we have 8 new plugs


feed back info on lincon town car heater all good and working ok thans Dave Keeling
Sep 17, 2008 at 1:06 PM
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2CARPRO JACK
  • CAR REPAIR CONTRIBUTOR
  • 11,533 POSTS
A little cryptic... misfire at idle? WIth scanner on it does waveform look good for all injectors? try ignition check as well, may have a weak/bad coil have seen them as well as injectors go bad on those engines
Sep 17, 2008 at 2:09 PM
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