2004 Nissan Maxima Hesitation and jerk when reaccelerating

2004 NISSAN MAXIMA
84,000 MILES • 6 CYL • FWD • AUTOMATIC
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JMKEARBEY
  • MEMBER
  • 1 POST
No engine codes, transmission professionally checked out OK. Still have a inconsistant engine hestitation (sometimes) occur when reaccelerating from letting off pedal and then resuming to accelerate. Does not occur from a stop. Engine seems to hesitate then jerk as it as if it is re engaging.
Jul 15, 2010 at 8:12 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Possibilities: Inspect and test all the following listed 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
Jul 15, 2010 at 8:18 PM
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