P0430 honda pilot

P0430 Explained Catalyst System Efficiency Below Threshold. Posted on Dec 06, 2018. paulcet. SOURCE: where is the o2 sensor located on a 1991 honda accord ex 2.2 engine. Further clarification on the O2 sensor location: It is in the exhaust pipe, under the center of the car, on top of the pipe, just aft of the oil filter. Posted on Jul 14, 2008.

You are close in your understanding of what the P0430 code means. In reality it means the bank 2 (front) catalytic converter isn't cleaning up the exhaust as much as the ECM wants it to. The converter isn't getting any more (or less) fouled now than what it was. In the majority of cases I have observed the converter is flowing just fine and isn ...P0430 is for a default in the second lamba sensor. Either it is broken and I can tell you how to test it, or the catalytic converter has melted and it is caused my misfires in cylinder. Newer cars are not safe from any problems, but that kind is unlikely. I'm from Europe and I never seen a Honda Pilot, so I can't tell you if it's a known problem.With the rise of the drone industry, there has been a significant demand for skilled drone pilots. Drones are being utilized in various industries, from film and photography to agr...Check Engine Light and P0420 and P0430 Codes. So, your Check Engine light is on, and you’ve got either a P0420 or P0430 code, on your OBD-II scanner. This “Catalyst system efficiency below threshold” code is triggered when your car’s computer (the powertrain or engine control module (PCM or ECM)) detects a catalytic converter issue. …Unmanned aerial vehicles, more commonly known as drones, have revolutionized various industries. From aerial photography to package delivery, the demand for qualified drone pilots ...

Any advice or past experience would be appropriated. Honda Pilot 2011 -> Bought at 90,000 Miles. P0420 Catalyst System Efficiency Below Threshold (Bank 1). Tried Premium Gas -> STP Cleaners -> Erasing codes and completing the drive cycle -> Nothing worked. Car is currently at 98,000 miles. 02 Sensor replaced. P0430 is for a default in the second lamba sensor. Either it is broken and I can tell you how to test it, or the catalytic converter has melted and it is caused my misfires in cylinder. Newer cars are not safe from any problems, but that kind is unlikely. I'm from Europe and I never seen a Honda Pilot, so I can't tell you if it's a known problem. - 2016–2017 Honda Pilot. - 2018 Honda Odyssey. - 2017 Honda Ridgeline. The Powertrain Control Module (PCM) software may misinterpret sensor inputs as a deteriorated …Just giving an update to everyone! Since replacing the 3rd clutch pressure switch (part # 28600-R94-004) and the Upstream O2 Sensor (Denso part # 2345056) simultaneously, I no longer feel the slamming issue on my pilot related to code P0848.P0430 is a diagnostic trouble code (DTC) for "Catalyst System Efficiency Below Threshold (Bank 2)". This can happen for multiple reasons and a mechanic needs to diagnose 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...By Richard Craver Updated on May 1, 2024. In your Honda, the P0172 code means there is too much fuel or not enough air in Bank 1. Multiple reasons can trigger this code, and a mechanic must diagnose the specific cause so that you can fix the problem. It may sound not very clear but let me explain.Thanks to virtual reality, Honda is relying less on a car design practice that’s (literally) shaped auto making since the '30s. Honda is pulling away from a design practice that’s ...2017 Honda Pilot Code P0430 . I’ve now replaced the fuel injectors and rear catalytic converter yet my 2017 Pilot is still getting an emissions warning that reads P0430. The code will be up for about few days then go away.With the rise of drone technology, the demand for skilled drone pilots has soared. Whether for aerial photography, surveying, or even delivery services, companies across various in...My P0420 and P0430 and are coming on and off every few days. ... Piloteers.org forum community offers tech info, troubleshooting, modification DIY’s and discussion for the Honda Pilot SUV. Show Less . Full Forum Listing. Explore Our Forums. 2016-2022 Pilot General Discussions 2003-2008 Pilot 2012-2015 Pilot 2009-2011 Pilot.

Mercedes benz stadium suites atlanta.

2017 Honda Pilot - P0430 code. I recently got the Emission System Problem light come on. After the ODO Scan, it came up with the P0430 code Catalyst System Efficiency – Below Threshold (Bank 2). When I did a search, I was able to locate the Honda Service Bulletin 20-100 on the NHTSA site.Dec 10, 2021 · Even slight variations in the air/fuel mixture will cause the converter temperature to rise significantly. The “Catalytic Converter Efficiency” Diagnostic Trouble Codes (DTCs) P0420 and P0430, are among the top 10 DTCs technicians face. And while the description might imply a failed converter, odds are the ultimate fault lies somewhere else. You are close in your understanding of what the P0430 code means. In reality it means the bank 2 (front) catalytic converter isn't cleaning up the exhaust as much as the ECM wants it to. The converter isn't getting any more (or less) fouled now than what it was. In the majority of cases I have observed the converter is flowing just fine and isn ...Para solucionar esto, lo mejor es acudir a un mecánico experto. El código P0430 de tu Honda Pilot se puede solucionar comprobando los sensores del oxígeno, los cables y conectores del sistema de escape, reemplazando la sonda lambda o acudiendo a un mecánico profesional para detectar fallas mecánicas. ¡Y ya está listo!Discover the 2025 Honda Pilot - the off-road, full-sized SUV equipped with a robust V-6 engine for ample responsiveness and a refined driving experience.2006 pilot p0430. Jump to Latest ... Piloteers.org forum community offers tech info, troubleshooting, modification DIY’s and discussion for the Honda Pilot SUV. Show Less . Full Forum Listing. Explore Our Forums. 2016-2022 Pilot General Discussions 2003-2008 Pilot 2012-2015 Pilot 2009-2011 Pilot.

P0420 and P0430 issue. I have a 2011 Odyssey Touring Elite, recently bought from Virginia and now registered in NY. It has 105k miles on it. As I drove it along VA-PA-NY after picking up the vehicle, I noticed check-engine light turn on (it was 50 miles post-refueling on the way and after at least 300 miles total driving).16 Pilot (P0430 ECM Code) Having same intermittent P0430 fault code on 16 Honda Pilot LX with 65k miles. Didn’t pay the diagnostic fee yet but dealer says fuel injector replacement extended in some cases at either 5yrs/60k or 7-8yrs/70-80k miles depending on codes and or specific VINs. I see Honda TSB 19-072 and may have missed it but didn ...Mar 14, 2022 · P0430 definition: Catalyst system efficiency below threshold (Bank 2). Issue Severity: MODERATE– Extended driving with this code can cause internal engine damage. Repair Urgency: Get this code fixed as soon as possible. Diagnosis: It is important to complete the entire diagnostic process when diagnosing the P0430 code. P0430 is for the the front bank (2) by the radiator. P0420 is the back (bank 1). I only worked on the front as P0430 was on most of the time, and P0420 was on and off. I am going to go have the car inspected now that the codes are gone. Then I am going to remove the 02 sensor extender and see if the light remains out.Catalyst System Efficiency Below Threshold (Bank 1) is the meaning of the P0420 code. This code indicates that Catalyst System Efficiency (Bank 2) is below the threshold (P0430). The number one cylinder is located on the bank 1 side of the engine. In Bank 2, you will find the opposite side of the engine. P0420 and P0430 both showed up …If the P0430 code is combined with other codes, try fixing the other codes first. There is a factory service bulletin (A17-036) for the following Honda models: - 2016–2017 Honda Pilot - 2018 Honda Odyssey - 2017 Honda Ridgeline The Powertrain Control Module (PCM) software may misinterpret sensor inputs as a deteriorated catalytic converter.Honda Pilot Check Engine Codes - 08/2021. 2011 honda pilot -p0842- transmission sensor a replacement Honda p0300 p0305 codes Honda pilot emission p0430 system emissions fuel injector. Solved: check …Discover the 2025 Honda Pilot - the off-road, full-sized SUV equipped with a robust V-6 engine for ample responsiveness and a refined driving experience.After 20 mile the light came on again for p0420 and p0430 !! ... Piloteers.org forum community offers tech info, troubleshooting, modification DIY’s and discussion for the Honda Pilot SUV. Show Less . Full Forum Listing. Explore Our Forums. 2016-2022 Pilot General Discussions 2003-2008 Pilot 2012-2015 Pilot 2009-2011 Pilot.Running both codes at the same time p0420 and p0430. Also notice the car never seems to get warm. Il start the car 20mins before i go tstat reads just below half but no hot air comes through vents only warm. When i accelerate it gets a little warmer at a stop it cools down. I doubt 2 cats failed at the same exact time.Jan 14, 2021 · Any advice or past experience would be appropriated. Honda Pilot 2011 -> Bought at 90,000 Miles. P0420 Catalyst System Efficiency Below Threshold (Bank 1). Tried Premium Gas -> STP Cleaners -> Erasing codes and completing the drive cycle -> Nothing worked. Car is currently at 98,000 miles. 02 Sensor replaced.

P0430 is for the the front bank (2) by the radiator. P0420 is the back (bank 1). I only worked on the front as P0430 was on most of the time, and P0420 was on and off. I am going to go have the car inspected now that the codes are gone. Then I am going to remove the 02 sensor extender and see if the light remains out.

Honda p0430 p0420 pilot fix Pilot honda bank catalytic converter 2008 p0420 code removal Honda pilot emission p0430 system emissions fuel injector P0430 code on 2010 honda pilot 2008 honda odyssey touring p0430 code, bank 2 cat. took out what iHonda pilot check engine codes Honda pilot p0430 converter catalytic …P0171 and P0174 both indicate that there is a lean condition present in your Honda Pilot. By themselves, these are some of the most common OBD2 codes. When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaningThese codes can be a sign of a larger problem. Rich fuel condition, burning oil. Air Filter needs replacing, Mass Airflow sensor needs replacing or cleaned, foul out spark plug (s) etc. If this/these problem isn't solved, your new CATS can become clogged rather quickly. Thank you for the reply.With the rise of drone technology, the demand for skilled drone pilots has soared. Whether for aerial photography, surveying, or even delivery services, companies across various in...Advice, how-to guides, and car care information featured on AutoZone.com and AutoZone Advice & How-To’s are presented as helpful resources for general maintenance and automotive repairs from a general perspective only and should be used at your own risk. Information is accurate and true to the best of AutoZone’s knowledge, however, there …Check Engine Light and P0420 and P0430 Codes. So, your Check Engine light is on, and you’ve got either a P0420 or P0430 code, on your OBD-II scanner. This “Catalyst system efficiency below threshold” code is triggered when your car’s computer (the powertrain or engine control module (PCM or ECM)) detects a catalytic converter issue. 1A ...Definition and meaning of a Honda P0430: Catalyst System Efficiency Below Threshold Bank 2 Diagnostic Trouble Code as well as fixes. Causes of a Honda P0430 ...P0430 Diagnosis. The most common fix for P0430 in the Honda Accord is a new catalytic converter, followed by replacing the Oxygen sensor. Before taking your Accord into an exhaust shop for a new catalytic converter, let’s ensure that’s what you need. Here’s a good P0430 diagnostic order for the Honda Accord: 1. Check for Other Codes.P0430 Honda Catalyst System Efficiency Below Threshold Bank 2 OBDII Engine Light Trouble Code | Engine-Codes.com. However beautiful the strategy, you should occasionally look at the results. Sir Winston Churchill. Like. Rocky. 16529 posts · Joined 2004. #3 · Feb 22, 2015.

Hibiscus hair studio.

Crunch 4th of july hours.

21-010. February 11, 2021. Version 1. Warranty Extension: MIL Comes On with DTC P0420/P0430, P030x, and/or P219A/B (Without Software Update) This bulletin replaces …Jan 26, 2017 · John_Clark. It's very possible and very likely. Many here like to replace the A/F sensor and O2 sensors and claim that fixes this problem however, due to the nature of how the P0430 (and P0420) code is set it's really not likely that a bad O2 or A/F sensor is setting catalyst code. Still, though, without looking at scan data with a scan tool it ... If the P0430 code is combined with other codes, try fixing the other codes first. There is a factory service bulletin (A17-036) for the following Honda models: - …Has your furnace pilot light gone out? Don’t panic, it’s a common issue that can be easily resolved. However, there are some common mistakes that homeowners make when trying to rel...Apr 3, 2021 · Warranty Extension : DTC P0420/P0430, P030x or P219A/B - Get your refunds ... Piloteers.org forum community offers tech info, troubleshooting, modification DIY’s ... Bold angles, straight edges, and a brawny form give the Pilot a tough aesthetic worthy of our most rugged SUV ever. Sport shown in Sonic Gray Pearl. * 20-inch alloy wheels standard on Sport, Touring, and Elite. 20-Inch Alloy Wheels. Large alloy wheels give the Pilot a striking look from the ground up.7 posts · Joined 2018. #1 · Aug 11, 2023 (Edited) Our 2011 pilot (210,000 miles) has thrown code P0430 when driving at elevation (4000ft) last week, then cleared when driving home (sea level). For the first time, this code has been set at home, and we need to move on this urgently. The engine runs well, smooth, no hesitation or rough running ...Oct 21, 2020 · =====Claim your FREE error code eraser 👉 https://free.nonda.co 👈== How to Fix P0430 Error Code ====Error Code P0430 Saving Repair ... Warranty Extension : DTC P0420/P0430, P030x or P219A/B - Get your refunds ... I’m an owner of a 2016 Honda Pilot Touring. My car is at the dealership as I am typing this response. I started to have that issue at 55k mi (in spite of having fuel induction service done- as advised) and injectors were replaced at 70k (covered by Honda). Now …2016 honda pilot Technical Service Bulletins (TSBs). Check for technical service bulletins (TSBs) on your vehicle by make, model, and year ... Summary: "Service Bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [bank 2]). Additionally, one or more of the following DTCs may be stored ...How to Fix HONDA P0430 Engine Code in 3 Minutes [3 DIY Methods / Only $4.97] =============================Claim your FREE engine code eraser 👉 … ….

Nov 22, 2018 · Oxygen Sensor – The P0175 code is thrown when the B2S1 O2 sensor does not register the right amount of oxygen in the exhaust. The computer will still adjust the air/fuel mixture to compensate. A bad O2 sensor will show a lean mixture more often, though. Mass Air Flow Sensor – Your Pilot’s mass air flow sensor calculates the volume of air ... Honda is creating a dedicated EV division for the first time, as it attempts to catch up to its rivals in electrification of its lineup. Honda is establishing a division dedicated ...How to diagnose DTC P0430 on a Honda Pilot: This trouble code typically comes to an owner’s attention in one of two ways – when the check engine light (or more properly, the “Malfunction Indicator Lamp”) is lit, there’s a surprisingly decent chance that the issue is either DTC P0430 or DTC P0420 – catalytic converter issues really are quite …Mar 20, 2022 · Pilot2003_1. 596 posts · Joined 2021. #4 · Mar 21, 2022. P0420 and P0430 just refers to bank 1 and bank 2. Bank 1 refers to the 3 cylinders in front of the car. Bank 2 refers to the 3 cylinders closest to the firewall. The 2006 has four O2 sensors, there is one upstream (before catalytic converter) and downstream (after catalytic converter ... Definition and meaning of a Honda P0430: Catalyst System Efficiency Below Threshold Bank 2 Diagnostic Trouble Code as well as fixes. Causes of a Honda P0430 ...I got the codes pulled at AutoZone and found out the following: P0430 - Catalyst system efficiency below threshold B2 (bank 2) U30006-17 - Control Module Input Power A (IG1) above threshold. Not sure if U30006-17 is related to the Emissions system problem, but thought I'd include it any way.31. 3.9K views 7 months ago. How to replace the front 2017 Honda Pilot Catalytic Converter to fix P0430. For more information follow me on the platforms below. …P0430 is for a default in the second lamba sensor. Either it is broken and I can tell you how to test it, or the catalytic converter has melted and it is caused my misfires in cylinder. Newer cars are not safe from any problems, but that kind is unlikely. I'm from Europe and I never seen a Honda Pilot, so I can't tell you if it's a known problem.Installing removal of catalytic converter is bank 1 n 2 valve adjustment and passenger side CV axle removal. P0430 honda pilot, November 24, 2020. Version 1. Warranty Extension: MIL Comes On with DTC P0420/P0430, P030x, and/or P219A/B (With Software Update) AFFECTED VEHICLES. …, Any advice or past experience would be appropriated. Honda Pilot 2011 -> Bought at 90,000 Miles. P0420 Catalyst System Efficiency Below Threshold (Bank 1). Tried Premium Gas -> STP Cleaners -> Erasing codes and completing the drive cycle -> Nothing worked. Car is currently at 98,000 miles. 02 Sensor replaced., P0171 and P0174 both indicate that there is a lean condition present in your Honda Pilot. By themselves, these are some of the most common OBD2 codes. When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning, Came in with a p0430 ran scan data and o2 sensors seems to be functioning properly, swap catalytic converter. Try to use factory cat if possible, in this cas..., SOLVED: Check engine on 2012 Honda Pilot. Code is P0430. - Fixya. Check Details. ECU ENGINE CONTROLLER HONDA CIVIC 1.5 37820-P04-G54, 37820P04G54, 271. Check Details. ← P0420 Honda Civic 2001 Honda Odyssey P145c And P0497 ..., P0430 is for the the front bank (2) by the radiator. P0420 is the back (bank 1). I only worked on the front as P0430 was on most of the time, and P0420 was on and off. I am going to go have the car inspected now that the codes are gone. Then I am going to remove the 02 sensor extender and see if the light remains out., Definition and meaning of a Honda P0430: Catalyst System Efficiency Below Threshold Bank 2 Diagnostic Trouble Code as well as fixes. Causes of a Honda P0430 ..., Step-by-step instruction on replacing the fuel injectors in a direct injected 2016 Honda Pilot. The ECU sets either a P0430 or P0420 which usually means to r..., 9 posts · Joined 2023. #1 · Feb 13, 2024. I have a 2011 honda pilot touring with p0420 and p0430 codes, ive already replace both catalytic converters and 02 sensors and for some reason keep getting the same codes any chance something else is making it get those codes? Heres what ive done to it, replace valve cover gaskets, pcv valve, 02 ..., Honda p0430 code odyssey 2008. Pilot honda v6 ex reviewHonda pilot reliability and common problems 2012 honda pilot p0430Honda troubleshooting ifixit 2wd. Honda pilot check engine codesP1456 honda pilot How to fix honda p0430 engine code in 3 minutes [3 diy methods / only2011 honda pilot -p0842- transmission sensor a …, Causas del código OBD2 P0430 Genérico. Los motivos por los cuales se puede establecer el código de falla P0430 OBDII pueden ser: Quizás hay fallos de encendido del motor. Puede haber fugas de escape. Un Sensor de oxígeno (O2) puede estar teniendo lecturas incorrectas. El TWC (Three Way Catalyst) podría estar defectuoso., Summary. The P0430 code stands for “Catalyst System Efficiency Below Threshold (Bank 2).”. This trouble code is triggered when the computer detects a problem with the catalytic converter mounted near engine bank 2. A faulty catalytic converter, damaged O2 sensor, wiring issues, and exhaust leaks are the most common reasons why the on-board ..., 2017-2019 honda warranty extension: mil comes on with dtc p0420/p0430. Review: 2016 honda pilot ex-l 3.5 v62011 honda pilot -p0842- transmission sensor a replacement Emissions system problem honda pilot 2017Honda pilot check engine codes., Mar 7, 2020 · 16 Pilot (P0430 ECM Code) Having same intermittent P0430 fault code on 16 Honda Pilot LX with 65k miles. Didn’t pay the diagnostic fee yet but dealer says fuel injector replacement extended in some cases at either 5yrs/60k or 7-8yrs/70-80k miles depending on codes and or specific VINs. I see Honda TSB 19-072 and may have missed it but didn ... , 9 posts · Joined 2012. #6 · Jan 6, 2013. PO430 means (specifically) Catalyst Efficiency Below Threshold (Bank 2). Using the oxygen sensors, the computer system periodically measures catalytic converter efficiency . It will set code 430 if it *thinks* converter efficiency has fallen below a specified limit. If the truck seems to be running ..., 2009 honda pilot 230k miles. just replaced all 4 02 sensors, pcv valve, cleaned egr, replaced fuel filter, cleaned manifold, its had lots of work done the past few years. VTM stuck on, code is a 77-1 …, Causes. Diagnosis. Honda Pilot P0420 Quick Info Table. Video. Honda Pilot P0420 OBDII Code Defined. P0420 is generic (has the same meaning for all …, You can try replacing the 2nd o2 sensor on each bank and see if that helps, but in my experience when the p0420 or p0430 show up it needs a cat. 1. Reply. Bob_Loblaw16 • 2 yr. ago. I have both those codes on my Bimmer and I had my auto teacher read the live data from both upstream and downstream cats and he said it read how it should., Code P0430 means that the downstream oxygen sensor from the catalytic converter on bank 2 detects the cat isn’t operating to efficiency standards, based on factory specifications. The P0430 trouble code is considered generic, meaning it occurs on vehicles of any type and model. The P0430 shows a problem with the emissions system., P0430 is a diagnostic trouble code (DTC) for "Catalyst System Efficiency Below Threshold (Bank 2)". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic ..., En el Pilot, el código OBDII P0430 suele estar causado por un sensor de oxígeno defectuoso, pero también puede haber otras causas. Se describen directamente a continuación. P0430: Eficiencia del sistema del catalizador → Por debajo del umbral → Banco 2. Uno de los códigos de avería más comunes en todos los vehículos Honda es el P0430. , Pilot (Except Touring and Elite): P0430 Only, A/F Test (Failed) Operation Number Description Flat Rate Time Defect Code Symptom Code Template ID Failed Part Number 1105D3 Do the cylinder A/F test. 0.2 hr 03214 03203 A19073B 37805-RLV-315 A Replace the fuel injectors (Pilot). 2.5 hr Pilot (Touring and Elite Only): P0430 Only, A/F Test (Failed ..., Make sure it is not clogged or damaged and is functioning correctly. Check the oxygen sensors: Inspect them to ensure they are functioning correctly. A faulty oxygen sensor can cause the P0430 code. Test the exhaust system: Check for exhaust leaks or problems with the exhaust system that may be causing the P0430 code., P0430 on 2006 Honda Pilot Last Post RSS. 0. 09/01/2022 7:16 pm. Topic starter I have 2006 Honda Pilot with 155,000 miles. Recently my check engine light came on. I had my local auto parts store check the code and code P0430 came up. I am not sure if it needs a new 02 sensor in ..., Pilot (Except Touring and Elite): P0430 Only, A/F Test (Failed) Operation Number Description Flat Rate Time Defect Code Symptom Code Template ID Failed Part Number 1105D3 Do the cylinder A/F test. 0.2 hr 03214 03203 A19073B 37805-RLV-315 A Replace the fuel injectors (Pilot). 2.5 hr Pilot (Touring and Elite Only): P0430 Only, A/F Test …, You may notice the following symptoms if you drive a vehicle with a P0430 trouble code: An illuminated or flashing check engine light; A failed emissions test; A rotten egg or sulfur smell; Often, code P0430 …, Nov 22, 2018 · Oxygen Sensor – The P0175 code is thrown when the B2S1 O2 sensor does not register the right amount of oxygen in the exhaust. The computer will still adjust the air/fuel mixture to compensate. A bad O2 sensor will show a lean mixture more often, though. Mass Air Flow Sensor – Your Pilot’s mass air flow sensor calculates the volume of air ... , Unmanned aerial vehicles, more commonly known as drones, have revolutionized various industries. From aerial photography to package delivery, the demand for qualified drone pilots ..., injectors (Pilot). 2.5 hr Pilot: P0430 & P030X/P219A/P219B, Replace Injectors Operation Number Description Flat Rate Time Defect Code Symptom Code Template ID Failed Part Number 121110 Replace the fuel injectors (Pilot). 2.5 hr 03214 03203 A19072C 37805-RLV-315 Pilot: P0430 Only, PGM-FI Software Update, A/F Test (Passed), 9-speed A/T (Good ..., Honda TSB 19-073 Make: Honda Number: 19-073 Title: MIL Comes On with DTC P0430 or P0430 with P030X, P219A, P219B (Without Software Update) Date: 2/11/2021 Models: 2018-2019 Odyssey; 2017-2019 Pilot; 2018-2019 Ridgeline; Summary: Replaced by 21-010, Warranty Extension: MIL Comes On with DTC P0420/P0430, ..., #catalyticconverter , Jan 15, 2020 · Since ownership I have taken care of the Pilot like no one else to the point where people ask me if it's really a 2009 model. Followed the maintenance manual verbatim and take it to Honda for service and oil changes. Last night my wife got the flashing check engine light and turns out I have P0301 code. Did some research and the settlement ... , P0420 or P0430 only - Update the software, and do the cylinder AF test. If the test fails, replace the fuel injectors. NOTE: If the vehicle has a 9-speed A/T, make sure the A/T software is up to date. The A/T software may have been updated in service bulletin 19-072, MIL Comes On with DTC P0430 or P0430 with P030X, P219A, P219B (With