February 13, 2023 by Jason. P0302 in the Honda Odyssey is a common OBD II trouble code. It indicates that your van’s second cylinder has a misfire. P0302 is a real drivability concern and should be dealt with right away. If it’s bad enough to cause your Odyssey’s check engine light to come on, you shouldn’t drive your van at all.22 Feb 2018 ... Go to channel · 2006 Honda Odyssey 3.5 Random Misfire Case Study Part 1 : Diagnosing the P0300, P0301, P0302, Etc. GoTech•255K views · 24:31.22 Nov 2019 ... How To Fix A Misfire Code with Basic Hand Tools | P0300 P0301 P0302 P0303 P0304 ... Honda Check Engine Light (CEL) - P0303 - Cylinder 3 Misfire ...22 Nov 2019 ... How To Fix A Misfire Code with Basic Hand Tools | P0300 P0301 P0302 P0303 P0304 ... Honda Check Engine Light (CEL) - P0303 - Cylinder 3 Misfire ...4 Mar 2021 ... Honda Civic Random or Multiple misfire fix, Clean EGR valve code P0300 code p2413 · Comments83.A P0300 diagnostic code indicates a random or multiple misfire. If the last digit is a number other than zero, it corresponds to the cylinder number that is misfiring. A P0302 code, for example, would tell you cylinder number two is misfiring. Unfortunately, a P0300 doesn't tell you specifically which cylinder (s) is/are mis-firing, nor why.Although they both use an “H” as their company logo, Honda and Hyundai are different companies based out of different countries. Honda is based out of Japan, whereas Hyundai is bas...Code P0302 is part of this series. Each code indicates a misfire on a particular cylinder between P0301 and P0312. When your car has a 12-cylinder engine, code P0301 indicates a misfire in cylinder 1 while code P0312 indicates a misfire in cylinder 12. In contrast to a cylinder misfire, code P0300 indicates a “random misfire.”.3. Random/Multiple Cylinder Misfire Detected - P0300 4. "B" Rocker Arm Actuator System Performance/Stuck Off Bank 1 - P2651 5. Camshaft Position Sensor "A" Circuit Intermittent Bank 1 or Single Sensor - P0344 Also, with normal acceleration, at times i still do feel the engine missing at around 2000 rpm. What I have done trying to fix the problemHook up a live data scanner and look for anomalies. Engine faltering under load could be an air/fuel mixture problem. It is due for a valve adjustment, misfiring issue or not. 2002 Odyssey EX Fern (Granite) Green. Honda hood protector, stainless steel flex brake lines, Honda block heater, AC condenser screen, Zymol wax.Sep 19, 2018 · P0300 is a generic OBDII code that can occur with the Honda Odyssey. This code indicates that your van’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring). If you have P0300 and a cylinder-specific misfire, the ... P0300 is a generic OBDII code that can occur with the Honda Civic. This code indicates that your car’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring). If you have P0300 and a cylinder-specific misfire, the ...Find out what causes the P0300 Honda code, which indicates a random or multiple cylinder misfire, and how to diagnose and repair it with AutoCodes.February 13, 2023 by Jason. P0302 in the Honda Odyssey is a common OBD II trouble code. It indicates that your van’s second cylinder has a misfire. P0302 is a real drivability concern and should be dealt with right away. If it’s bad enough to cause your Odyssey’s check engine light to come on, you shouldn’t drive your van at all.What Does Honda Code P0300 Mean? What Could Cause A P0300 Honda Code? Symptoms Of The P0300 Code; How Much Does It Cost to Fix Honda Code P0300? How Do I Fix Honda Code P0300? Can You Keep On Driving With A P0300 Code? Is Code P0300 A Serious Error? Is It Possible To Get A P0300 Code Because Of A Bad O2 Sensor?The P0300 code indicates that a random/multiple cylinders are misfiring. Most vehicles will have 4-6 cylinders. Each cylinder will fire a spark plug , one after another, in a smooth …Nov 11, 2021 · The 300 just means the misfires are in more than one cylinder, and the 302 and 306 indicate misfires in numbers 2 and 6 cylinders. However, a misfire in one cylinder can affect other cylinders in the firing order so it may only be one of the two cylinders instead of both that are misfiring. There are one of two updates that can be performed. Check the iN VIN status inquiry for applicability. 18-114: Product Update: 2017-18 CR-V Software Update with A/C Control Unit Replacement DTC P0300, P0301, P0302, P0303, P0304, or P0172 OR. 18-124: Product Update: 2017-18 CR-V Software Update DTC P0300, P0301, P0302, P0303, P0304, or …P0302 in the Honda Fit is a common OBD II trouble code. It indicates that your car’s second cylinder has a misfire. P0302 is a real drivability concern and should be dealt with right away. If it’s bad enough to cause your Fit’s check engine light to come on, you shouldn’t drive your car at all. Repairing P0302 should be considered a ...Code P0302 is part of this series. Each code indicates a misfire on a particular cylinder between P0301 and P0312. When your car has a 12-cylinder engine, code P0301 indicates a misfire in cylinder 1 while code P0312 indicates a misfire in cylinder 12. In contrast to a cylinder misfire, code P0300 indicates a “random misfire.”.P0300 is a generic OBDII code that can occur with the Honda Odyssey. This code indicates that your van’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring). If you have P0300 and a cylinder-specific misfire, the ...20 Feb 2018 ... 2006 Honda Odyssey 3.5 Random Misfire Case Study Part 1 : Diagnosing the P0300, P0301, P0302, Etc. ... Honda pilot 3.5L Part 1 #timingbelt # ...P0300 is a generic OBDII code that can occur with the Honda Accord. This code indicates that your car’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring). If you have P0300 and a cylinder-specific misfire, the ...Good luck trying to buy a Toyota, Kia or Honda. These auto brands have the lowest supply of cars available for sale at dealerships now. By clicking "TRY IT", I agree to receive new...What Does Honda Civic Code P0300 Mean? Honda Civic P0300 definition: Random, Multiple Misfire Detected; Issue Severity: SEVERE – Stop driving immediately; Repair Urgency: Fix this code immediately (same-day if possible) to avoid ignition failure, catalytic converter damage, and dangerous conditionsThe FIXD wireless OBD2 scanner and free app for iPhone and Android translates your check engine light into plain English so you can rest easy. In this video,...28 Jul 2020 ... En esta parte al escanear el vehículo obtuve estos Códigos P0300 P0303 P0304 las cuales puede ser a causa de: *Ajuste de la válvula *Bujía ...Good luck trying to buy a Toyota, Kia or Honda. These auto brands have the lowest supply of cars available for sale at dealerships now. By clicking "TRY IT", I agree to receive new...25 Dec 2021 ... Comments7 · 98 CRV Misfire Diagnosis P0300, P1300, P0301-P0304 · 9 Bad Ignition Coil Symptoms · 2016 Honda CR-V Hesitation, Surge, Power Loss, ...A new study from MartizCX shows that the Ford F-150 pickup truck, Jeep Grand Cherokee, Jeep Wrangler, Honda Pilot, and Honda Civic are the top car choices by rich Americans. By cli...Misfires in Cylinder 2/3. (P0302/P0300) I didn't do any compression test considering there was nothing that pointed to that being a problem. So, proceeding with troubleshooting I decided to change the spark plugs to HKS Super Heat from Evasive Motorsports. Two days later, I thought it was fixed everything was working fine.Some misfire freeze frame. Reset and went for a test drive. Codes P0300, P0302 and P0303 come back right away. scan data shows a constant misfire on cylinders 2 & 3. Engine doesn't actually run rough I think the customer confused the limp mode rev limiter with rough running. Looking at Stuff. Coil #2 primary side. Looks OK. Coil #3 …Compression test, replace spark plugs, diagnose and replace bad coil. Tune up 2006-2011 Honda CivicP0300 and Every Cylinder Misfire (05 V6 6MT) Hello, recently purchased a 2 door 05 Accord V6 6MT with 210k on it. Care came with 11 years of service records, so verified that timing belt and water pump were good, etc. Recently been having a check engine light come on, went and got it checked out and it showed p0300 twice and every …P0300 is a generic OBDII code that can occur with the Honda Prelude. This code indicates that your car’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring).HOW TO FIX CODE P0300 RANDOM MULTIPLE CYLINDER MISFIREIf your car has engine light on and code P0300 Random Cylinder Misfire Detected, we will explain what c...The Snake ransomware is believed to be the cause. Honda has confirmed a cyberattack that brought parts of its global operations to a standstill. The company said in a brief stateme...43 posts · Joined 2019. #1 · Aug 5, 2019. 2007 Pilot LX FWD, 203K miles. I have been receiving P0300 (generic misfire code) and P0301 - P0306 (misfire in cylinder 1 through cylinder 6) off and on for the last 35K miles. I've replaced the plugs with new ones from Bernardi Parts, so they're Honda spec plugs. I've been running good gas through ...Sep 19, 2018 · P0301 is a fairly common trouble code with the Honda Odyssey. It’s an OBD2 code and indicates that your van’s first cylinder is misfiring. P0301 is certainly a cause for concern and should be considered a threat to the drivability of your Odyssey. Fixing P0301 should be considered a high priority. Sep 8, 2023 · Si tienes un auto Honda, es posible que alguna vez hayas visto el código P0300 en el tablero de instrumentos. Este código indica que hay un problema con el sistema de encendido del motor, que puede causar una pérdida de potencia, un aumento del consumo de combustible y una mayor emisión de gases contaminantes. 25 Nov 2019 ... This video will help you diagnose and fix your Honda or Acura with an engine misfire and possible code(s) P0300 P0301 P0302 P0303 P0304 ...2006 Honda Pilot 3.5 L codes P0300, P0301, P0302, P0303, P0304, P0305, P0306 and P0137, I now the 02S is broken, - Answered by a verified Mechanic for Honda We use cookies to give you the best possible experience on our website.A.Hmady said: Hi Honda community I have a Honda accord 3.5 v6 2008 with 80k miles. The symptoms. 1-a steady check engine which is P0300/P0304 sometimes and always P0305/P0306=misfire. 2-flashing engine check with rough engine , the flashing light does not come always but from time to time and It comes only after an engine start up and it goes ...The code p0300 will activate if the differential of these misfirings is more than two percent. If the impact is between two and ten percent, the check engine light will come on. Hopefully, the misfirings won’t affect the rpm …S. shawnmd Discussion starter. 8 posts · Joined 2010. #1 · May 10, 2017. So i have a 2009 Honda Pilot with 123,000 miles. it is throwing the p0305 and p0306 codes constantly, usually when cold. I have replaced plugs and wires and have switched the coils around with other cylinders. The misfires continue to be on cylinders 5 and 6.If you want to fly private between California and New York nonstop, you'll need a midsize jet or larger and at least two pilots. However, Honda Aircraft Comp... If you want to fly ...Service Bulletin - National Highway Traffic Safety AdministrationThe Snake ransomware is believed to be the cause. Honda has confirmed a cyberattack that brought parts of its global operations to a standstill. The company said in a brief stateme...P0300 is a generic OBDII code that can occur with the Honda Fit. This code indicates that your car’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring).Honda TSB 19-032 Make: Honda Number: 19-032 Title: Warranty Extension: 2017-18 CR-V: Software Update with A/C Control Unit Replacement; DTC P0300, P0301, P0302, P0303, P0304, or P0172; Whirling Noise from Engine If it varies beyond 2 percent, the Monitor will set a P0300 code and illuminate the Check Engine Light. If there is more than a 10 percent variance, the Check Engine Light will blink or pulse in a steady manner to indicate that a harmful Catalytic Converter misfire is occurring. When diagnosing a P0300 code, it is important to record the freeze ... The code p0300 will activate if the differential of these misfirings is more than two percent. If the impact is between two and ten percent, the check engine light will come on. Hopefully, the misfirings won’t affect the rpm …Treat P0304 with these codes like it has P0300. P0304 will often be accompanied by codes P0301, P0302, P0303, P0305, etc… These codes indicate a misfire in cylinders one, three, four, and five, respectively. Treat P0304 with these codes like it has P0300. Suspect an ignition-related cause or a vacuum leak.Good luck trying to buy a Toyota, Kia or Honda. These auto brands have the lowest supply of cars available for sale at dealerships now. By clicking "TRY IT", I agree to receive new...P0300 and Every Cylinder Misfire (05 V6 6MT) Hello, recently purchased a 2 door 05 Accord V6 6MT with 210k on it. Care came with 11 years of service records, so verified that timing belt and water pump were good, etc. Recently been having a check engine light come on, went and got it checked out and it showed p0300 twice and every cylinder ...I'm in the process of helping someone with their 2003 Honda Civic, 1.7L engine, 161k miles on the clock. Pulling the codes from the vehicle I got three specific codes: P0300, P0302, P0303. The codes themselves equate to generic misfire codes, with P0300 being the generic root, P030x (where "x" is the final number) equates to a specific cylinder. A P0300 diagnostic code indicates a random or multiple misfire. If the last digit is a number other than zero, it corresponds to the cylinder number that is misfiring. A P0302 code, for example, would tell you cylinder number two is misfiring. Unfortunately, a P0300 doesn't tell you specifically which cylinder (s) is/are mis-firing, nor why. The P0300 code is a diagnostic trouble code (DTC) that indicates a random or multiple cylinder misfire has been detected in the engine. This code is often accompanied by other misfire codes, such as P0301, P0302, P0303, P0304, P0305, P0306, P0307, or P0308. A misfire occurs when the fuel in a cylinder fails to ignite properly, causing the ...Mar 23, 2011 · The key in the TSB is the Freeze Frame data. If the temperature is below 140 degrees Fahrenheit when the P0300 and P0301 - P0306 are set then the TSB applies. To fix is a code upgrade and Valve adjustment. If the temperature is above 140 then regular misfire troubleshooting applies. Sent from my Nexus 5X using Tapatalk. Shop Hendrick Honda Woodbridge Online in for your new or used Honda car. We are a premier Honda dealer providing a comprehensive inventory, always at a great price. …Treat P0304 with these codes like it has P0300. P0304 will often be accompanied by codes P0301, P0302, P0303, P0305, etc… These codes indicate a misfire in cylinders one, three, four, and five, respectively. Treat P0304 with these codes like it has P0300. Suspect an ignition-related cause or a vacuum leak.Replacement; DTC P0300, P0301, P0302, P0303, P0304, or P0172 AFFECTED VEHICLES Year Model Trim VIN Range 2016-18 Civic ALL with 1.5L Engine ALL - With DPSM Approval BACKGROUND Under certain circumstances, the vehicle may experience driveability issues, which may result in DTCs P0300 (random ... authorized Honda …Remember, the way the ECM determines misfires is via the crankshaft sensor, sometimes it throws up a P1399 as it can not determine which cylinder is misfiring. The P1XXX codes are specific to the manufacturer, as the normal multiple misfire code is P0300. If cylinder 3 is very low that is your issue.P0300 is a generic OBDII code that can occur with the Honda HR-V. This code indicates that your vehicle’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring).Some misfire freeze frame. Reset and went for a test drive. Codes P0300, P0302 and P0303 come back right away. scan data shows a constant misfire on cylinders 2 & 3. Engine doesn't actually run rough I think the customer confused the limp mode rev limiter with rough running. Looking at Stuff. Coil #2 primary side. Looks OK. Coil #3 …What Does Honda Civic Code P0300 Mean? Honda Civic P0300 definition: Random, Multiple Misfire Detected; Issue Severity: SEVERE – Stop driving immediately; Repair Urgency: Fix this code immediately (same-day if possible) to avoid ignition failure, catalytic converter damage, and dangerous conditionsEl ECM (módulo de control del motor) detecta que uno de los cilindros está fallando, lo que activó el código de problema P0300. A veces, Check Engine Light puede parpadear para advertir al conductor que apague el motor. A medida que aumenta esta condición, el motor se sacudirá más, provocando una disminución significativa en su rendimiento.What Does Honda Civic Code P0300 Mean? Honda Civic P0300 definition: Random, Multiple Misfire Detected. Issue Severity: SEVERE – Stop driving immediately. Repair …The P0300 code means that a cylinder (s) is misfiring or is randomly misfiring. Start by checking for intake leaks, intake gaskets are a common cause of multi-cylinder misfiring. If no leaks are found the next step is to replace the spark plugs. If the problem persists more tests need to be done to diagnose the problem, see 'Possible Causes'.The 1975 Honda CB400 motorcycle was affordable, technically advanced, and deceptively quick. Learn more and see pictures of the lean 1975 Honda CB400. Advertisement The 1975 Honda ...American Honda is extending the warranty on failed fuel injectors as determined by the procedures in this bulletin to 10 years from the original date of purchase or 150,000 miles, whichever comes first. ... • P0300 - P0304 - Follow Inspection Procedure A only. • P219A or P0420 (only) - Follow Inspection Procedure B only. ...To diagnose the P0300 2020 Honda CR-V code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.Mar 26, 2024 · The P0300 code means that a cylinder (s) is misfiring or is randomly misfiring. Start by checking for intake leaks, intake gaskets are a common cause of multi-cylinder misfiring. If no leaks are found the next step is to replace the spark plugs. If the problem persists more tests need to be done to diagnose the problem, see 'Possible Causes'. A.Hmady said: Hi Honda community I have a Honda accord 3.5 v6 2008 with 80k miles. The symptoms. 1-a steady check engine which is P0300/P0304 sometimes and always P0305/P0306=misfire. 2-flashing engine check with rough engine , the flashing light does not come always but from time to time and It comes only after an engine start …The inspection facility determined the codes; Diagnostic Trouble Codes (DTC) P0300 through P0306 - Cylinders 1-6 Misfire detected as well as Random/Multiple Cylinder Misfire Detected. The mechanic suggested it may be spark plugs. We also called the Honda dealership and they suggested spark plugs as well. The check engine light self-cleared ...How to fix the P0300 code. If the cause of the P0300 code is determined to be worn spark plugs or a faulty ignition coil, these will need to be replaced. If the cause is a clogged fuel injector, it too will need to be replaced. However, if the cause is something else, such as a vacuum leak or an exhaust leak, these leaks will need to be located ...11 Dec 2017 ... Add a comment... 23:31 · Go to channel · ⚙️2005 Honda CRV P0300 Random Misfire. ⚙️Homie Hektor⚙️•66K views · 32:52 · Go to channel &midd...5 Aug 2023 ... ... P0300 Random Multiple | Honda Insight. 869 views · 9 months ago #ᴬᴰlinks #Aiman_DIY_Auto_Repair #EyeOnAiman ...more. EyeOnAiman. 50.1K.P0302 in the Honda Accord is a common OBD II trouble code. It indicates that your car’s second cylinder has a misfire. P0302 is a real drivability concern and should be dealt with right away. If it’s bad enough to cause your Accord’s check engine light to come on, you shouldn’t drive your car at all. Repairing P0302 should be considered ...Honda Odyssey P0306 Definition. P0306 is a cylinder specific misfire code, which means that Cylinder 6 is misfiring and causing it. An important thing to understand when finding the location of Cylinder 6 is that it’s going to be the sixth cylinder in the firing order. It won’t be the sixth cylinder that you might see when looking at the ...Version 4. MIL Comes On with DTC P0300—P0306 or P219A/B. Supersedes 18-025, dated April 6, 2019. See REVISION SUMMARY. AFFECTED VEHICLES. NOTE. The vehicle must have at least 5,000 miles or more on the odometer. REVISION SUMMARY. This bulletin has been extensively revised. American Honda recommends that you thoroughly read it. SYMPTOM. Code: P0300. Definition: Random Misfire Detected. Description: The execution time is once per driving cycle and the duration time is 200 revolutions for Type 1 and 1,000 revolutions for Type 2. Conditions for illuminating the MIL Type 1 and Type 2. Misfire Type 1 (Severe) Per 200 revolutions 27-90 times. If a type 1 misfire (catalyst damaging ... To diagnose the P0300 2009 Honda Accord code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.5 Aug 2023 ... ... P0300 Random Multiple | Honda Insight. 869 views · 9 months ago #ᴬᴰlinks #Aiman_DIY_Auto_Repair #EyeOnAiman ...more. EyeOnAiman. 50.1K.If it varies beyond 2 percent, the Monitor will set a P0300 code and illuminate the Check Engine Light. If there is more than a 10 percent variance, the Check Engine Light will blink or pulse in a steady manner to indicate that a harmful Catalytic Converter misfire is occurring. When diagnosing a P0300 code, it is important to record the freeze ...3. Random/Multiple Cylinder Misfire Detected - P0300 4. "B" Rocker Arm Actuator System Performance/Stuck Off Bank 1 - P2651 5. Camshaft Position Sensor "A" Circuit Intermittent Bank 1 or Single Sensor - P0344 Also, with normal acceleration, at times i still do feel the engine missing at around 2000 rpm. What I have done trying to fix the problemI purchased a 2008 with 242k on the clock for my daughter's first ride. I knew it had some issues when I picked it up, but I have ironed out everything except for the P0300 random misfire for all cylinders. I am also getting P0301-P0306. I have replaced the PCV valve, plugs, and coil packs. I also removed the intake and cleaned the crud out ...2010 Honda Pilot p0300, P0301,P0302, P0303. A Few days ago I bought a 2010 Honda Pilot. To begin with the truck has about 178k miles. when i started the truck the first time it was smoking a lot. The first thing I did is change the spark plugs and coils since there was a misfire.
The 1975 Honda CB400 motorcycle was affordable, technically advanced, and deceptively quick. Learn more and see pictures of the lean 1975 Honda CB400. Advertisement The 1975 Honda .... Cholo ivan
Sep 19, 2018 · P0300 is a generic OBDII code that can occur with the Honda CR-V. This code indicates that your vehicle’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring). Remember, the way the ECM determines misfires is via the crankshaft sensor, sometimes it throws up a P1399 as it can not determine which cylinder is misfiring. The P1XXX codes are specific to the manufacturer, as the normal multiple misfire code is P0300. If cylinder 3 is very low that is your issue.Treat P0304 with these codes like it has P0300. P0304 will often be accompanied by codes P0301, P0302, P0303, P0305, etc… These codes indicate a misfire in cylinders one, three, four, and five, respectively. Treat P0304 with these codes like it has P0300. Suspect an ignition-related cause or a vacuum leak.Hondas are popular vehicles, and choosing one for your next purchase is a smart move. You can find used Hondas for sale in your local area, either from a dealership or for sale by ...30 Nov 2021 ... When a P0300 trouble code is triggered, it indicates that misfiring occurs in random or multiple cylinders. This happens when there is a ...https://ssl.qz.com/brief What to watch for today Greece submits its homework a day late. To secure the four-month loan extension that was granted on Friday, Greece was supposed to ...Good luck trying to buy a Toyota, Kia or Honda. These auto brands have the lowest supply of cars available for sale at dealerships now. By clicking "TRY IT", I agree to receive new...In this video you can see how to fix a Misfire Engine - From OBD2 error code P0301 to P0304, but it will also give you information if you have a P0300 error ...What does the PO300 code mean on a Honda? The PO300 code is a generic powertrain code that indicates a random or multiple misfire in one or more cylinders of the engine. It specifically applies to Honda vehicles and can be triggered by various factors such as faulty spark plugs, ignition coils, fuel injectors, or even a clogged air filter.Is your vehicle’s check engine light constantly illuminating with the code P0300? This common code indicates an issue with your car’s engine misfire, which can lead to a variety of...P0300 - Random/Multiple Cylinder Misfire Detected ... Also, honda did the crank relearn (to what extent i don't know), but it was done before the new battery was installed. Honda recommends i replace the aftermarket alternator, and slightly worn serpentine belt and tensioner pulley because they think it's causing improper charging. …P0300 and Every Cylinder Misfire (05 V6 6MT) Hello, recently purchased a 2 door 05 Accord V6 6MT with 210k on it. Care came with 11 years of service records, so verified that timing belt and water pump were good, etc. Recently been having a check engine light come on, went and got it checked out and it showed p0300 twice and every ….