2000 Ford F-150 copression

2000 FORD F-150
6 CYL • 2WD • MANUAL
Avatar
BUBBAD2010
  • MEMBER
  • 3 POSTS
i have a 2000 Ford F-150 4.2L V6 that has lost almost all compression and when i run the codes all i get is a misfire on cylinders 2,3,4,6 i have replaced the spark plugs, spark plug wires and the ignition coil but i still read the same thing what do you believe could be wrong with the truck?
Dec 29, 2010 at 3:57 AM
Advertisement
Avatar
DOCFIXIT
  • CAR REPAIR CONTRIBUTOR
  • 18,828 POSTS
Has engine compression been tested? Has fuel system been looked at?
Dec 29, 2010 at 4:51 PM
Avatar
BUBBAD2010
  • MEMBER
  • 3 POSTS
Yes engine copression was only about a 50 or 60 on each cylinder and the fuel system was fine a friend suggested that maybe it could be the o2 sensors what do you think
Dec 29, 2010 at 7:31 PM
Avatar
DOCFIXIT
  • CAR REPAIR CONTRIBUTOR
  • 18,828 POSTS
Compression should be 150 + psi sure gague is accurate?
Dec 29, 2010 at 7:37 PM
Avatar
BUBBAD2010
  • MEMBER
  • 3 POSTS
Yes gauge is I just used it on my other car
Dec 29, 2010 at 7:44 PM
Avatar
DOCFIXIT
  • CAR REPAIR CONTRIBUTOR
  • 18,828 POSTS
Well then a rebuild is in order
Dec 29, 2010 at 7:57 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.