1994 Toyota Tercel help

1994 TOYOTA TERCEL
166,372 MILES • 4 CYL • FWD • MANUAL
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ANIMAS12
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  • 1 POST
This car has several problems: it spends a lot of gas, smoke is black and smells bad and the engine is not stable, was always an economical car
Sep 28, 2010 at 10:29 AM
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RASMATAZ
  • CERTIFIED EXPERT
  • 75,992 POSTS
Do you have a check engine light and when was the last tune-up?? Black smokes running rich

1.Excessive fuel pressure can be cause by restricted fuel return line or defective fuel pressure regulator.
2.Defective Oxygen Sensors.
3.Leaking injectors and fuel pressure regulator.
4.Coolant temperature sensor out of calibration.
5.Restricted air intake system.
Sep 28, 2010 at 5:51 PM