For Shop Owners

P0300 HONDA - Random Cylinder Misfire Detected

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3 What does this mean?
Comments | Add Comment

Possible causes

  • Valve adjustment
  • 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
What does this mean?

Tech notes

The 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 persists more tests needs to be done to diagnose problem, see "Possible Causes"
What does this mean?

When is the code detected?

The control module monitors the crankshaft speed and has detected a misfire condition

Possible symptoms

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

P0300 HONDA 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.
OBDII Code P0300 Honda - Random Cylinder Misfire Detected -

P0300 HONDA Information for specific Honda models

Need more help?

Do you need more help with the P0300 Honda code? Ask a question to our users or find an automotive repair shop near you to help fix the OBDII code

P0300 HONDA Comments

Help us improve Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P0300 Honda code? Have you replaced any parts?
Any information is appreciated. Thanks
Repair Importance Level: 3
1=Low 2=Medium 3=High
Repair Difficulty Level: 3
1=Easy 2=Moderate 3=Hard

Browse All Codes For Specific Model YearBeta
Ford F150 1998 Ford F150
1999 Ford F150
2000 Ford F150
2001 Ford F150
2002 Ford F150
2003 Ford F150
Ford Fusion 2006 Ford Fusion
2007 Ford Fusion
2008 Ford Fusion
2009 Ford Fusion
2010 Ford Fusion
2011 Ford Fusion
2012 Ford Fusion
Honda Accord 2008 Honda Accord
2009 Honda Accord
2010 Honda Accord
Honda Civic 1996 Honda Civic
1997 Honda Civic
1998 Honda Civic
1999 Honda Civic
2000 Honda Civic
Infiniti G35 2003 Infiniti G35
2004 Infiniti G35
2005 Infiniti G35
2006 Infiniti G35
Nissan Altima 2002 Nissan Altima
2003 Nissan Altima
2004 Nissan Altima
2005 Nissan Altima
2006 Nissan Altima
2008 Nissan Altima
2009 Nissan Altima
2010 Nissan Altima
2011 Nissan Altima
2012 Nissan Altima
Nissan Maxima 2005 Nissan Maxima
2006 Nissan Maxima
2007 Nissan Maxima
2008 Nissan Maxima
Nissan Pathfinder 2005 Nissan Pathfinder
2006 Nissan Pathfinder
2007 Nissan Pathfinder
2008 Nissan Pathfinder
2009 Nissan Pathfinder
2010 Nissan Pathfinder
2011 Nissan Pathfinder
2012 Nissan Pathfinder
Nissan Rogue 2008 Nissan Rogue
2009 Nissan Rogue
2010 Nissan Rogue
2011 Nissan Rogue
2012 Nissan Rogue
2013 Nissan Rogue
Nissan Sentra 2002 Nissan Sentra
2003 Nissan Sentra
2004 Nissan Sentra
2005 Nissan Sentra
2006 Nissan Sentra
2007 Nissan Sentra
2008 Nissan Sentra
2009 Nissan Sentra
2010 Nissan Sentra
2011 Nissan Sentra
2012 Nissan Sentra
Toyota Camry 1997 Toyota Camry
1998 Toyota Camry
1999 Toyota Camry
2000 Toyota Camry
2001 Toyota Camry
2006 Toyota Camry
2007 Toyota Camry
2008 Toyota Camry
2009 Toyota Camry
2010 Toyota Camry
2011 Toyota Camry
Toyota Corolla 2005 Toyota Corolla
Toyota Echo 2000 Toyota Echo
2001 Toyota Echo
2002 Toyota Echo
Toyota Highlander 2001 Toyota Highlander
2002 Toyota Highlander
2003 Toyota Highlander
2004 Toyota Highlander
2005 Toyota Highlander
2006 Toyota Highlander
2007 Toyota Highlander
Toyota Prius 2004 Toyota Prius
2005 Toyota Prius
2006 Toyota Prius
2007 Toyota Prius
2008 Toyota Prius
2009 Toyota Prius
Scion xB 2005 Scion xB
2006 Scion xB
2007 Scion xB
Home - For Shop Owners - About - Privacy Policy - Terms and Conditions - - Copyright 2010-2018 - - - -
Posted and Edit by 04-09-2017

Related pages

2001 infiniti g20honda accord vin decoderobd p0174toyota acceleration problem1998 toyota tacoma gas mileagehow to reset check engine light chrysler 300tsb bulletinsimport tech meridian msdpfe sensor ford f150hicks auto repairp0420check hybrid system prius1998 honda civic lx gas mileagep0011p0442 engine codemitsubishi fault codesp10202006 bmw 528ichevy engine diagnostic codessaab fault codes2009 hyundai accent check engine lightbuick lesabre 2000 engine6.0 ficm symptoms2001 ford focus p0171impala ss 20032000 ford f150 superchargerpeters auto repairtheft ipc2001 toyota yarisnissan altima spark plugs2011 gmc sierra check engine lightdodge caliber engine problems2002 buick rendezvous problemsnissan altima p0340p420 code2005 toyota sienna problems98 honda accord 4 cylindermisfiring cylindernissan maxima 2004 problemschevy hhr turbododge p0442ignition questp1168 nissan maxima2002 nissan maxima exhaustcode po135jeep wrangler check engine light codespcm pt cruiserambient air temperature sensor symptoms96 ford f150 wont start99 honda civic transmissionnissan sentra speedometermazda massford focus transmission solenoid2000 honda crv catalytic converter2008 jeep grand cherokee check engine lighttoyota acceleratorp1150 toyota sienna 20002013 chevy equinox recalls1999 eclipse engine2002 nissan altima remotecatalytic converter efficiency testp0171 system too lean bank 2auto lab madison heights micircuit ignition coilhonda accord crank sensor2008 chevy silverado check engine light resettransmission lock up solenoid2004 mazda 3 transmission problemsengine coolant temperature sensor circuit high voltage2004 toyota prius2002 toyota camry low idle2009 mitsubishi galant recalls1999 chevy tahoe fuel filter