Engine hesitation

Tiny
WAHAB
  • MEMBER
  • 2008 INFINITI G35
  • 37,000 MILES
My infiniti's engine hesitate when I stop the car for more than 5 hrs. Unless if I warm the car for more than 10 mins.
Sunday, October 23rd, 2011 AT 8:36 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
https://www.2carpros.com/articles/engine-hesitates

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.

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 and keep testing.
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Wednesday, October 26th, 2011 AT 6:54 AM

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