Trouble Code: Nissan P0300 – Cylinder Misfire Detected Random Cylinders

Trouble Code:
Nissan P0300Cylinder Misfire Detected Random Cylinders

Likely Cause:

  • Faulty spark plug (s)
  • Faulty ignition coil (s)
  • Clogged or faulty fuel injector (s)
  • Intake air leak
  • Fuel injectors harness is open or shorted
  • Fuel Injectors circuit poor electrical connection
  • Ignition coils harness is open or shorted
  • Ignition coils circuit poor electrical connection
  • Insufficient cylinders compression
  • Incorrect fuel pressure

The Nissan P0300 code means that a cylinder(s) is misfiring or is randomly misfiring. Start by checking for intake leaks, intake gaskets are common caused of multi-cylinder misfiring. If no leak are found the next step is to replace the spark plugs. If the problem persist more tests needs to be done to diagnose problem, see “Likely Causes”

What does the Nissan P0300 code mean?
The control module monitors the crankshaft speed and has detected a misfire condition


  • Engine Light ON (or Service Engine Soon Warning Light)
  • Lack/loss of power
  • Hard start
  • Engine hesitation

Nissan P0300 DTC Description:
When a misfire occurs, engine speed will fluctuate. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) sensor signal to vary, the Engine Control Module (ECM) can determine that a misfire is occurring.

Applicable For:

2012 Nissan Versa Sedan
2012 Nissan Tiida
2012 Nissan Sunny
2012 Nissan Murano
2012 Nissan Micra
2012 Nissan Maxima
2012 Nissan Juke
2012 Nissan GT-R
2011 Nissan Rogue
2011 Nissan Quest
2011 Nissan Murano
2011 Nissan Micra
2011 Nissan LEAF
2011 Nissan Juke
2011 Nissan GT-R
2011 Nissan 370Z
2010 Nissan Qashqai
2010 Nissan Navara
2010 Nissan NV200
2010 Nissan Cube
2010 Nissan Altima
2010 Nissan 370Z
2009 Nissan Pixo
2009 Nissan Note
2009 Nissan Murano
2009 Nissan Maxima
2008 Nissan Pathfinder
2008 Nissan Nuvu
2008 Nissan GT-R
2008 Nissan Forum
2007 Nissan Versa
2007 Nissan Qashqai
2007 Nissan Altima
2006 Nissan Urge
2006 Nissan Note
2006 Nissan 350Z
2005 Nissan Xterra
2005 Nissan Terrano
2005 Nissan Pickup
2005 Nissan Patrol
2005 Nissan Pathfinder
2005 Nissan Navara
2005 Nissan Murano
2005 Nissan Altima
2005 Nissan 350Z
2004 Nissan Titan
2004 Nissan Tiida
2004 Nissan Sentra
2004 Nissan Quest
2004 Nissan Pathfinder Armada
2004 Nissan Murano
2004 Nissan Maxima
2004 Nissan Fuga 350GT
2004 Nissan Frontier
2004 Nissan Altima

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