engine hesitation

2008 INFINITI G35
37,000 MILES
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WAHAB
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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.
Oct 23, 2011 at 8:36 AM
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RASMATAZ
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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.
Oct 26, 2011 at 6:54 AM