CAR STUMBLES WHEN HOT OVER 180 DEGREES

  • Tiny
  • Tim Kirby
  • 1994 Saturn Sport Coupe
  • 4 CYL
  • FWD
  • manual

I have a 94 Saturn that runs fine untill it reaches 180 degrees then it stumbles and sputters till it cuts off. When it is cold it is fine.

Friday, November 19th, 2010 AT 5:50 AM

1 Answer

  • Tiny
  • rasmataz
  • Member

Could be caused by one of the following below

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Crankshaft position sensor
Knock sensor
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note: If it doesn't apply disregard it

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Friday, November 19th, 2010 AT 6:02 AM

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