2002 Lincoln Navigator low compression

2002 LINCOLN NAVIGATOR
350,000 MILES • 5.4L • V8 • 2WD • AUTOMATIC
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KEVIN GODWIN
  • MEMBER
  • 53 POSTS
has skip on cylinders 1 4 6 7 with cylinder contribution test. but checked compression and is low on cylinders 5 6 7 8 drivers side bank. could it be cam phase problem stuck maybe????
had one with same problem with f-250 3 valve 5.4 navigator uses a 5 valve
Dec 3, 2013 at 11:41 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,246 POSTS
Have you checked for a head gasket issue?
Dec 3, 2013 at 10:04 PM
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KEVIN GODWIN
  • MEMBER
  • 53 POSTS
no exhaust in coolant and no coolant in exhaust
Dec 4, 2013 at 7:14 AM
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