1988 Mazda b2200 running rough

1988 MAZDA B2200
354,000 MILES • 4 CYL • 2WD • AUTOMATIC
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GRAEME72
  • MEMBER
  • 1 POST
my truck runs rough,it backfires and stutters on hills and will die, i have changed wires,plugs, air and oil filter, i do not know where fuel filter is, i suspect this may be the issue but i am not a mechanic.what do u think the problem is, also on start up i need to sit in the truck and keep the revs up until it warms up or it will die, pls help
Feb 22, 2010 at 4:50 PM
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Engine running rough or misfiring can be cause by the following:
1.Defective spark plug.
2.Inadequate spark/coil,defective spark plug wire.
3.Lack of compression
4.False air leakage.
5.Faulty fuel injectors.
6.Insufficient fuel pressure.
7.Contaminated fuel.
8.EGR valve that is leaking.
9.Oxygen sensors.
Feb 22, 2010 at 6:45 PM
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