The codes P0420 and P0430 indicate that the catalytic converters are not performing as efficiently as they should be. This could be caused by various factors, such as excessive oil consumption, misfiring, faulty oxygen sensors, or poor fuel quality. The most common fix for P0420 and P0430 in the Honda Odyssey is to replace the catalytic ...P0420 Code Help. Tags 2008 accord 8th gen check engine light maintenance. Jump to Latest Follow ... Bolt - 2006 Honda Odyssey - EX - Ocean Mist Metallic - 110k miles - Bought brand new in August 2006, never any major repairs, possibly the most reliable Odyssey on the roadAug 25, 2020 ... HONDA ACCORD P0420 CODE | Catalyst Efficiency Below Threshold Bank 1 SENSOR | DIAG AND REPAIR EASILY · Comments139.Honda Odyssey Generation Forums. 1999 - 2004 Odyssey. SCORE-- me-one and P0420-zero. Jump to Latest Follow 2K views 3 ...Diagnostic trouble code(DTC) P0420 stands for “P0420 Catalyst System Efficiency Below Threshold (Bank 1).”. It indicates that the exhaust system’s oxygen levels are below the required threshold in Bank 1, which can damage the engine’s exhaust and fuel system. Bank 1 refers to the side of the engine that houses the number one cylinder.SOURCE: Question regarding a honda odyssey 1999 check engine light codes. Ramon P0420 relates to the catalytic converter. The computer sees little or no improvement in the exhaust before and after going through the converter.Honda Odyssey Generation Forums. 2005 - 2010 Odyssey. Pending P0430 (Catalyst System Efficiency Below Threshold) Jump to Latest Follow ... I was successful in temporarily get rid of P0420 code using chevron Techron fuel system concentrate for about 1- 2 years. Every time I does my tank with it (1 oz / gal gas), the code goes away for a while.If the P0420 code is combined with other codes, try addressing the other codes first There is a Factory Service Bulletin for the following Honda models: 2003–2005 Honda Civic Hybrid ULEV (KA) 2002–2006 Honda Insight With M/T Honda Civic, Insight Factory Service Bulletin OBDII Code P04202000 Honda Odyssey - 117,800 miles -3.5 VTEC Code is P0420 (insufficient flow (bank 1)). I've replaced the Catalytic - Answered by a verified Mechanic for Honda We use cookies to give you the best possible experience on our website.Honda odyssey catalytic converter Catalytic odyssey walker converter converters calcat Catalytic converter for 99-04 honda odyssey 3.5l Catalytic 5l obdii odyssey. ... P0420 code: catalyst system efficiency below threshold (bank 1) ...P0302 Code. I have had this code come up over and over, I replaced the coil and the plug, code went away, but something just did not feel right. Every week I would get the blinking check engine light then it went away after sitting for a couple of hours without registering the code. Then I would go another week without the engine light …Dec 21, 2016 ... How to fix code P0420 or lack of acceleration on Honda CR-V and other make and models. See more info below about what is causing code P0420 ...2003 Honda Odyssey Code P0420 and related TCS Codes 31-2 / 61-1. Also recieved a note from dealer saying "This is AHM Position regarding P0740." They want to replace the transmission and a computer for...2007 Honda Odyssey EX-L P0420 Code. Catalyst Efficiency BelowThreshold (Bank 1). The mileage of my van is 200,000. When they check the code they need to replace the o2 sensor. Then I've tried a second opinion from AutoZone and they advice me to replace Catalytic Converter (s) with new OE Catalytic Converter (s).2010 Honda Odyssey EX-L; 160,000 miles; VCM is Muzzled (original VCMuzzler) Cleveland, Ohio USA. ... I had P0420 code which turned on every few hundred miles then went off my itself the first half of 2023. I probably could pass emissions test by running cleaning agents thru it, but I opted to rig it up to pass emissions as a "long term fix". ...Conclusion. The P0420 code is a generic diagnostic trouble code that indicates a problem with the catalytic converter's efficiency in the exhaust system. It can be caused by various issues, ranging from faulty oxygen sensors to engine misfires or fuel system issues. Suppose you suspect your Honda car has this code.Help with P0420 code for 2001 Honda Odyssey . I inherited this 2001 Honda Odyssey from my parent's friend's dad. It was 142000 miles when I got it. I was impressed by how clean the engine, exterior, and interior was. It is like he never drove it. I have all the maintenance documents and damn.... this owner was on schedule!Honda Odyssey Generation Forums. 1999 - 2004 Odyssey. Can the Catalytic code P0420 be overridden permanently? ... This fix is generally for vans with only the P0420 code. If the O2 sensors were truly bad, they would also register a code. If you are only getting the P0420, the issue is probably in the cat, but even a small degradation in cat ...2010 Honda Odyssey EX-L; 160,000 miles; VCM is Muzzled (original VCMuzzler) Cleveland, Ohio USA. ... I tried to delete the code, but it appeared again in 5-10 minutes in the driving mode. So it appears that in the driving mode during movement, HO2S Bank Sensor 2 value stays zero, but in the parking mode at 1500 PRM the value of the same sensor ...P0420 Code and Fuel Trim. ... My Accord is the 2006 PZEV version with 92,000 miles. A few days ago I got the P0420 Check Engine Light which stands for Catalyst System Efficiency Below Threshold (Bank 1). ... 2012 Honda Odyssey Touring Elite, Alabaster Silver - Family Hauler/My daily ride 2003 Accord EXV6, ...Great Video By My Daughter On The Process Of Changing Out Catalytic Converter On A 2012 Honda Odyssey V6 3.5 Code P0420My Service Records. Registered users can track all maintenance performed on their products by Honda dealers as well as keep a record of maintenance performed at non-Honda service facilities. A complete set of maintenance records allows you to stay up-to-date on your product's service history and can often significantly enhance your product ...Honda Odyssey Generation Forums. 2005 - 2010 Odyssey 2005 odyssey engine light on, code p0430, help ... P0420 2001 odyssey I bought my van at 89000 miles and when I got to 150000 I had code p0420 just like what everyone here is talking about. The code had been ON and OFF, some 10k-15k, some a few thousand miles.This would have the same effect (extra-rich exhaust), but wouldn't continuously expose any one cylinder to unburnt fuel for an extended period of time. But if you know that your converter is toast (meaning persistent P0420 code properly diagnosed) anyways, you're not going to hurt it any more by doing this. RIP: 2001 Odyssey EX 235K miles, 77K ...Honda Odyssey Generation Forums. 2005 - 2010 Odyssey P0420 Code - Replaced O2 Sensor - Check Engine Light is Back ... So I got the dreaded P0420 code for my check engine light. I replaced the affected O2 sensor and was problem free for a few months, but now the check engine light is back. I've been disconnecting the battery to reset it, but the ...2008 honda odyssey service repair manualCheck engine light code p0420 honda odyssey Odyssey code a123 maintenance honda techHonda code odyssey p0730 engine solenoid p0700 accord 2000 check p1457 light codes evap system valve bypass source. Honda Odyssey Owners Manual - Identification Numbers - Information. Check DetailsThe causes of the P0420 code in Honda vehicles can vary, but some common factors include: Faulty catalytic converter: A failing or clogged catalytic …Jul 13, 2016 · MIL came on recently. DTC pulled was "P3400". There was a problem with the oil pressure sensor on the rocker arm. Fairly common issue. Before replacing the sensor- CHECK OIL LEVEL... Low oil will throw this code also. More info - Switching It Up! Honda Oil |Pressure Switch Issues - ALLDATA. Part is $20-30.Bolt - 2006 Honda Odyssey - EX - Ocean Mist Metallic - 110k miles - Bought brand new in August 2006, never any major repairs, possibly the most reliable Odyssey on the road ... I’ve been getting an intermittent P0420 code recently on my 2009 LX, likely gonna take it in to the dealership soon, as I believe my PZEV warranty ends in the new …"DO IT YOURSELF TIPS FOR THE MECHANICALLY INCLINED." Please do not do this DIY if you do not have a little experience in working on your own vehicles. CORRE...Honda Odyssey Generation Forums. 2005 - 2010 Odyssey 2005 odyssey engine light on, code p0430, help ... P0420 2001 odyssey I bought my van at 89000 miles and when I got to 150000 I had code p0420 just like what everyone here is talking about. The code had been ON and OFF, some 10k-15k, some a few thousand miles.Odyssey p0420 converter exl 5at oddy a00 rgl navCheck engine light code p0420 honda odyssey Sensor o2 oxygen p0420 bank p0140 circuit sensors code efficiency catalyst catalytic below system threshold converter clean low located ho2s1998 honda accord check engine code p0420. Check Details. Check Details. Check engine light came on so I took it ...Honda Odyssey Generation Forums. 2005 - 2010 Odyssey 2005 odyssey engine light on, code p0430, help ... P0420 2001 odyssey I bought my van at 89000 miles and when I got to 150000 I had code p0420 just like what everyone here is talking about. The code had been ON and OFF, some 10k-15k, some a few thousand miles.P0138 is on bank 1 (Ody only has one bank) sensor 2 (sensor 1 is upstream at the Y-pipe and sensor 2 is downstream in the cat). High voltage usually means the sensor has worn out. It may not have shown up before because the P0420 was masking the problem, but that's just speculation. 1999 Odyssey LX 153k. 1999 Hyundai Elantra 184k.2014 Pilot with P0420 and P0430 codes. ... Those codes come up when the oxy sensors don't detect a big enough reduction in CO across the catalysts. ... Bolt - 2006 Honda Odyssey - EX - Ocean Mist Metallic - 110k miles - Bought brand new in August 2006, never any major repairs, possibly the most reliable Odyssey on the road ...code p0420 p0430. Jump to Latest ... Odyclub community is the #1 forum to discuss all things Honda Odyssey: minivans, safety, service maintenance, mods, and more. Show Less . Full Forum Listing. Explore Our Forums. 2005 - 2010 Odyssey 2011 - 2017 Odyssey 1999 - 2004 Odyssey 2018+ Odyssey Problems and Concerns.Apr 19, 2010 · SOURCE: Question regarding a honda odyssey 1999 check engine light codes. Ramon P0420 relates to the catalytic converter. The computer sees little or no improvement in the exhaust before and after going through the converter.GET FIXD. What Does Code P0420 Mean? P0420 definition : Catalyst system efficiency below threshold (Bank 1) Issue Severity: MODERATE – Extended …Bolt - 2006 Honda Odyssey - EX - Ocean Mist Metallic - 110k miles - Bought brand new in August 2006, never any major repairs, possibly the most reliable Odyssey on the road ... for the cats, luckily, i didn't got any P0420 or P0430 codes yet and the infra thermos gun showed okey data, but I can't stop thinking how long the Cat would hold up and ...Honda fuel injectors odyssey remove injector civic b413 41af 660c p0171 P0171 trouble code (1995-1997 2.2l honda accord and odyssey) Honda p0420 odyssey 2005 45e8. Need help troubleshooting 2005 Honda Odyssey codes P0171/P0174 and P0420. P0171 code car fix fixing hesitation Need help troubleshooting 2005 honda odyssey codes p0171/p0174 and p0420.The codes P0420 and P0430 indicate that the catalytic converters are not performing as efficiently as they should be. This could be caused by various factors, such as excessive oil consumption, misfiring, faulty oxygen sensors, or poor fuel quality. The most common fix for P0420 and P0430 in the Honda Odyssey is to replace the catalytic ...Dealer Locator. To locate the Dealer closest to you, go to state then go to city and reach to your nearest Dealer. State. City. Pin Code.In a case like this that doesn't have a clear cause, I'd be inclined to let a Honda dealer diagnose the problem using proper test procedures and the appropriate test equipment. Previous owner of 2007 RTL, 2010 RTL, 2014 SE, 2017 RTL-E, 2019 RTL-E, and 2021 RTL-E. ... Last year, I only had the P0420 code on.Apr 20, 2020 · Hey guys, I recently purchased my first Honda Odyssey! It's an 05 Touring model with 117k miles, the check engine light recently came on with a P0420 code. (Bank 1 catalyst system efficiency below threshold) I assume I need to replace the CAT, but wanted to check with you guys to see if you think anything else is needed.The P0420 code on a 2011 Honda CRV indicates a potential issue with the catalytic converter. To diagnose and fix this problem, follow these steps: 1. Check for any exhaust leaks - Inspect the exhaust system for any leaks or damage. Leaks before the catalytic converter can trigger the P0420 code. 2.Honda CR-V P0420 Code Symptoms. The P0420 code in a Honda CR-V will often be thrown if one of your vehicle's oxygen sensors is not functioning correctly. There are rarely drivability issues associated with P0420. For most people, the first sign that anything is wrong is the service engine soon light coming on.P0420 is a catalytic converter efficiency code. There's a chance that it's a false alarm, so don't rush to have someone look at it. Rarely, it might mean that an oxygen sensor is malfunctioning, but not so bad as to be diagnosed as an oxygen sensor failure. A failing oxygen sensor would affect engine performance; if you start seeing that, a ...I have the same issue here,replaced the trans at 80k miles and now the van is popping on the cel with the P0420 code ,it happened 3 month ago ,so i pour some fuel injector cleaner,I cleaned the intake manifold EGR passage and replaced the spark plugs ...it was good for a few months but now I got the CEL with the same P0420 code again...Odyssey Operation Number Description Flat Rate Time Defect Code Symptom Code Failed Part Number 1255F8 Update the PGM-FI software. 0.2 hr 03214 03203 37805-RLV-315 A Do the cylinder A/F test. 0.1 hr B Replace the fuel injectors. 2.6 hr C Confirm and update 9-speed A/T software. 0.1 hr Pilot Operation Number Description Flat Rate Time DefectREAD DESCRIPTIONBANK 2 SENSOR 1 DIY VIDEO ~ https://www.youtube.com/watch?v=zmUXM-dbRf8Parts:2005-2006 A/F sensor: https://amzn.to/2KH11Zw2007-2010 A/F senso...Troubleshooting a HONDA P0139 "O2 Sensor Circuit Slow Response (Bank 1, Sensor 2)." code as well as fixes.I have a 2001 Odyssey which had engine light come on and above noted codes came up. THe Honda has about, 190,000 miles on it. What do I do? I can take of P0420 and P0430 but 700 series scare me. Save Share. Like. ... Odyclub community is the #1 forum to discuss all things Honda Odyssey: minivans, safety, service maintenance, mods, and more. ...What Does Code P0456 Mean? P0456 definition: Evaporative emission control system leak (small).; Issue Severity: LOW - Continued driving for a short period of time is okay Repair Urgency: Get this fixed within the next month to prevent drivability problems and excessive fuel consumption. Diagnosis: It is unlikely the driver will notice any symptoms with check engine light code P0456 other ...When it comes to family-friendly minivans, the Toyota Sienna and Honda Odyssey are two of the top contenders in the market. Both offer spacious interiors, plenty of tech features, ...Bolt - 2006 Honda Odyssey - EX - Ocean Mist Metallic - 110k miles - Bought brand new in August 2006, never any major repairs, possibly the most reliable Odyssey on the road ... Lots of discussions on P0420. If code comes often after PCV, EGR, manifold, etc cleaning, then next steps are to change sensors or put a spacer on downstream O2.*99 honda odyssey lx (wifes car) 2 12" kicker L7 subs and a 2600 watt amp, 6000k hid kit. ... If the problem still exists then the vehicle computer will trigger the P0420 code or what ever code for the failed system. 2000 Ody EX Deep Velvet Blue (2nd trans after 112,280 miles) 2006 VW JETTA A5 TDI (Running on ULSD) ...While the P0420 code has the same general meaning in any vehicle, its specifics can vary by make and model. Here’s an overview of P0420 in some of the most common makes. Honda P0420 Trouble Code. In Hondas, P0420 is often triggered by a failed catalyst rather than oxygen sensors. It occurs most frequently in the Civic, Accord, …2000 Odyssey with P0420 code & nothing else! Save Share. Like. 1 1 of 6 Go to page. Go. 6. ... Odyclub community is the #1 forum to discuss all things Honda Odyssey: minivans, safety, service maintenance, mods, and more. Show Less . Full Forum Listing. Explore Our Forums.Jul 4, 2018 · What Does Code P0420 Mean? OBD II fault code P420 is a generic code that is defined as “Catalyst System Efficiency below Threshold Bank 1”, and is set when the PCM (Powertrain Control Module) detects that the catalytic converter on bank 1 is operating below a minimum allowable efficiency threshold. Note that while “Bank 1” refers to the ...P0154 is a relatively common trouble code. It’s generic, which means that it has the same meaning for any vehicle with OBDII ( Honda Odyssey or not). It means that the PCM/ECM is not detecting any activity from the sensor. There can be many reasons for this code to throw. These include a bad o2 sensor, blown heated element fuse, and …I'm getting P0420/430 codes and want to start small before having to replace the catalytic converter. I started with some some cat cleaner from O'Reillys, and now looking into what O2 sensors i should replace. ... Bolt - 2006 Honda Odyssey - EX - Ocean Mist Metallic - 110k miles - Bought brand new in August 2006, never any major repairs ...This forces your vehicles computer to make incorrect assumptions about what is going on with your vehicle. That is why the p0420/p0430 code can appear instead of the O2 sensor failure code (s). This partial O2 failure or "laziness", as some call it, can also account for the intermittent nature of the code and engine light.The meaning of the P0420 code on a Honda Accord is a “Catalyst System Efficiency Below Threshold (Bank 1).”. This code indicates that there is a potential issue with the catalytic converter in the exhaust system. It is important to have this issue addressed by a qualified mechanic as it can affect the vehicle’s emissions and overall ...Honda Odyssey; Honda Ridgeline; Honda ATV; Honda Element; About Us; Contact Us; P219A Honda − The Causes, Symptoms, and Solutions. By David Vallo Updated on July 13, 2023. ... DTC P219A code in Honda indicates that there is an air-fuel ratio imbalance in the engine bank one. Not only in Honda, but P219A is a general code …When there is a large leak in the Honda Odyssey’s EVAP system, it will throw the P0455 OBDII Code. P0455 indicates a large leak in the evaporative emission control system. (EVAP). There are different leak size codes. For example, P0456 means your Odyssey has a small EVAP leak. While the trouble code may state that there is a …Honda odyssey catalytic converter Catalytic odyssey walker converter converters calcat Catalytic converter for 99-04 honda odyssey 3.5l Catalytic 5l obdii odyssey. ... P0420 code: catalyst system efficiency below threshold (bank 1) ...Code p0420 honda crv Engine honda odyssey 2005 5l rear converter below bank1 twc side compartment p0420 code located labeled closest P0420, accord 2005, 3.0l, 215k+ miles. Honda check engine codes p0420.Honda Odyssey Generation Forums. 2005 - 2010 Odyssey. Pending P0430 (Catalyst System Efficiency Below Threshold) Jump to Latest Follow ... I was successful in temporarily get rid of P0420 code using chevron Techron fuel system concentrate for about 1- 2 years. Every time I does my tank with it (1 oz / gal gas), the code goes away …April 6, 2022 by Jason. P0400 is a standard code that indicates your Honda Odyssey's EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your Odyssey runs (assuming it's the ONLY code). P0400 is a generic code, which means it has the same definition for the Odyssey as any other vehicle.2005 Honda Odyssey Touring edition with 226826 on the odometer Hello again folks. I’m thinking about replacing one of my catalytic converters due to this code: P0430 (2/2) 1) Catalyst B2 deterioration 2) Catalyst B2 Below Threshold. I was getting this code before and I replaced an 02 sensor (the one closest to the engine) and it went away.Honda Odyssey Ownership. Problems and Concerns. P0420 Engine Code. Jump to Latest Follow 1 - 12 of 12 Posts. S. spearsall ...The Honda Civic Hybrid System - The Honda Civic hybrid system has some unique features. Learn all about the Honda Civic Hybrid system at HowStuffWorks. Advertisement If ever two au...My 2005 gives me the P0420 code., but no other code. Once cleared it may come back within 30 minutes or maybe a year later. I put the stuff in the fuel to clean the cat without any noticeable change. ... Bolt - 2006 Honda Odyssey - EX - Ocean Mist Metallic - 110k miles - Bought brand new in August 2006, never any major repairs, possibly the ...P0420. Jump to Latest Follow ... Oh great, about 2k after the ring job I get this code. I already paid to replace the cat at 80kish (@122k) Would asking Honda to pay for a new cat even worth it? ... Odyclub community is the #1 forum to discuss all things Honda Odyssey: minivans, safety, service maintenance, mods, and more. Show Less .Honda Odyssey Generation Forums. 2005 - 2010 Odyssey. 2008 EXL + 200 Miles + P0420 ODB Code = WTF!? 1572 Views 7 Replies 5 Participants Last post by egads, May 4, 2008 Jump to Latest O. OceanMist08 Discussion starter · May 3, 2008. Add to quote; Share Only show this user ...It should the 2 up-stream O2sensors at the same timeAug 25, 2020 ... HONDA ACCORD P0420 CODE | Catalyst Efficiency Below Threshold Bank 1 SENSOR | DIAG AND REPAIR EASILY · Comments139.May 2, 2024 · The code P0420 stands for Catalyst System Efficiency Below Threshold. This means that the oxygen sensors in your exhaust system have detected that the catalytic converter is not working as efficiently as it should. It is most commonly caused by a faulty catalytic converter that a P0420 code is displayed.This page is meant to help you troubleshoot the Honda Odyssey P0430 trouble code. It covers the P0430 code's meaning, symptoms, causes, and possible solutions. P0430 is an emissions-related trouble code and is virtually never a breakdown risk. ... If the code changes to P0420, that would indicate that one of the O2 sensors is bad on the bank 2 ...When there is a large leak in the Honda Odyssey’s EVAP system, it will throw the P0455 OBDII Code. P0455 indicates a large leak in the evaporative emission control system. (EVAP). There are different leak size codes. For example, P0456 means your Odyssey has a small EVAP leak. While the trouble code may state that there is a …I have a question. I have a 2010 Honda Accord EXL V6. my check engine light will come on, stay on for a day or so, then turn off. The codes that are on are P0420 (confirmed, and pending) and P0430 (conformed, pending, permanent). If I have to replace a cat, do you have any recommendations on after market brands or sites that are up to par but ...Some possible causes for code P0420 in a Honda Accord include: 1. Faulty oxygen sensor: A malfunctioning oxygen sensor can provide inaccurate readings, leading to the P0420 code. 2. Catalytic converter issues: A failing or damaged catalytic converter may not be able to efficiently reduce emissions, triggering the code. 3.I have the same issue here,replaced the trans at 80k miles and now the van is popping on the cel with the P0420 code ,it happened 3 month ago ,so i pour some fuel injector cleaner,I cleaned the intake manifold EGR passage and replaced the spark plugs ...it was good for a few months but now I got the CEL with the same P0420 code again...Wyoming and Montana have the most Superchargers per 1 Million People: Our Research; Norway has 18.7 times more EVs than US (per 1000 people). Our ResearchP0420 Code and Fuel Trim. My Accord is the 2006 PZEV version with 92,000 miles. A few days ago I got the P0420 Check Engine Light which stands for Catalyst System Efficiency Below Threshold (Bank 1). Plugged in an OBDII tool and found that my Short Term Fuel Trim is at around 20% when idling and drops to 0 when I increase RPM to 3000.This page is meant to help you troubleshoot the Honda Odyssey P0420 trouble code. It covers the P0420 code’s meaning, symptoms, causes, and possible solutions. P0420 is the most common OBDII code and is virtually never a breakdown risk. A failing oxygen sensor or bad catalytic converter are the most … See moreFeb 5, 2019 · Code P0420 - Pls Help ! Jump to Latest Follow ... 2010 Honda Odyssey EX-L; 160,000 miles; VCM is Muzzled (original VCMuzzler) Cleveland, Ohio USA. Save Share.My Service Records. Registered users can track all maintenance performed on their products by Honda dealers as well as keep a record of maintenance performed at non-Honda service facilities. A complete set of maintenance records allows you to stay up-to-date on your product's service history and can often significantly enhance your product ...Honda Odyssey; Honda Ridgeline; Honda ATV; Honda Element; About Us; Contact Us; P219A Honda − The Causes, Symptoms, and Solutions. By David Vallo Updated on July 13, 2023. ... DTC P219A code in Honda indicates that there is an air-fuel ratio imbalance in the engine bank one. Not only in Honda, but P219A is a general code that can be activated ...P0420. A P0420 code is a generic diagnostic trouble code that indicates a problem with the catalytic converter's efficiency in the exhaust system. It stands for "Catalyst System Efficiency Below Threshold (Bank 1. P0174. A P0174 code is an OBD-II diagnostic trouble code (DTC) that indicates a lean fuel mixture in Bank 2 of the engine.Honda Accord P0420 OBDII Meaning. P0420 is a failure code from the OBD, How to fix code p0420 or lack of acceleration on ho, Odyssey Operation Number Description Flat Rate Time Defect , Customer brought me this 2001 Honda Odyssey to confirm if the Catalytic Converter was indeed bad, P0420 is the rear bank which is considered Bank 1. (p, N. Naim Discussion starter. 201 posts · Joined 2006. #1 · Dec 28, 2008. All of a sudden the 2000 Odyssey has been ge, Honda Odyssey Generation Forums. 2005 - 2010 Odyssey Spark Plug, Mar 21, 2024 · If you find a P0420 code in your Subaru or H, 151 posts · Joined 2022. #12 · Dec 19, 2023. Well I', Doesn't matter how it is reset, either by code reader or, 2000 Honda civic check engine code p0420. P0420 check engine code (ho, Feb 5, 2019 · Code P0420 - Pls Help ! Jump to Late, If it's taking 6 weeks to set the code there, N. Naim Discussion starter. 201 posts · Joined 2006., This is an update on my 1999 Odyssey with the PO42, The most common causes of code P0420 on late model Honda applications , 2012 Honda Odyssey EX-L. 108,270 Miles. Houston, TX. , I have a 2001 Honda Odyssey with 90000 miles. Lat last year around.