Po420 kia soul

2014 kia soul 10400.miles cat went out 6month after Bought it and dealer wouldn't replace cat and engine was burning oil bad still wouldn't do anything they kept say couldn't find any thing wrong with engine was under warranty year and half later and 2 cat systems after market, engine finally blew up dealer replaced engine but not cat systems

98 explorer codes p0420, p0174 Hello. 98 explorer with code P0420(catalyst system efficiency below threshold)(Bank1) and P0174 (System too lean)(Bank2) The explorer idles very rough in cold weather, dont want to stay running until it warms up. Also you hear it almost like misfiring every 30 seconds, it its more of a tick, an...The Side Barrier test simulates an intersection collision between a standing vehicle and moving barrier at 38.5 mph. The Side Pole Barrier test simulates a crash into a fixed object like a tree or utility pole. The Rollover Resistance test measures the risk of rollover in a single-vehicle, loss-of-control scenario.K. Kenpachi Discussion starter. 23 posts · Joined 2019. #1 · Sep 7, 2019. 2013 kia soul. Engine light came on and this code came up p2191. I have changed the upstream o2 sensor and the code persists. I read that it can also be a bad mass air flow sensor. I just read a 1000+ page repair guide on this car and it does not seem to have one.Here are some steps to fix a P0420 code Honda Accord. First, remove the O2 sensor and pour 4-6 ounces of seafoam into the opening, replace the sensor, and leave it overnight. Reset the code and then continue driving. Increase the gap between the oxygen sensor and the converter using a spark plug non-fowler.Hi we have a Kia soul 2013 and have 6 month old cats, 6 month old Bosch o2 sensors and it's showing PO420, sometimes indicating Ann issue with the O2 sensor's heater or maybe circuit. After 6 months of running well with the new parts, it now is going into limp mode until the 420 code is cleared. ... We have a 2013 Kia Soul (base model) that ...The Kia EV6 2023 is an all-electric crossover that is set to revolutionize the electric vehicle market. This car is packed with features and technology that make it one of the most...I have a 2015 Kia soul with a p0420 code, I replaced the catalytic converter and both 02 sensors and still have the - Answered by a verified Auto Mechanic. We use cookies to give you the best possible experience on our website.You can find common Kia Soul fault codes on this page that when clicked take you to a detailed description. You can also type in the fault code you are getting below to find a more detailed description. ... P0420. Catalyst System Efficiency Below Threshold (Bank 1) Learn More Fixes. 8/10 P0017. Crankshaft Position Camshaft Position Correlation Bank 1 …

I have a 2015 Kia soul with a p0420 code, I replaced the catalytic converter and both 02 sensors and still have the - Answered by a verified Auto Mechanic. We use cookies to give you the best possible experience on our website.The most common cause of the P0420 engine code is a degraded catalyst. Catalytic converters/catalysts break down over time and can also become clogged. Cylinder misfires will significantly reduce ...About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Easy to use parts catalog.The following Hyundai-Kia vehicles are affected by the oil consumption lawsuit: 2012-2020 Hyundai Elantra. 2009-2018 Hyundai Genesis Coupe. 2019-2021 Hyundai Kona. 2020-2021 Hyundai Palisade. 2010-2012 and 2015-2021 Hyundai Santa Fe. 2009-2010 and 2015-2021 Hyundai Sonata. 2011-2021 Hyundai Sonata Hybrid. 2010-2013 and 2015-2021 Hyundai Tucson.Getting engine light for kia soul 2015 1.6l. Code p0420. ecu has been updated prior to light going on. are they still responsible for catalytic converter/ engine damage? Mechanic's Assistant: That code indicates a problem with the catalytic converter Is the check engine light blinking or flashing, or is it solid? When did you first notice it?Thanks! Kia Soul: Crankshaft Position Sensor (CKPS). Repair procedures - Engine Control System - Engine Control / Fuel System. Engine Control / Fuel System. Engine Control System. Crankshaft Position Sensor (CKPS). Repair procedures. It is on the front of the engine, takes a few minutes to replace, held in with one 10mm bolt and …

The P0420 code in your 2015 Kia Soul usually indicates a problem with the catalytic converter. To diagnose the cause, you can start by checking for any leaks or damage in the exhaust system. Additionally, you may need to inspect the oxygen sensors and perform a fuel pressure test. It’s recommended to consult a certified mechanic or …The cost to diagnose the P2196 KIA code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.Causes. Seriousness. Can I Still Drive? Diagnose. Difficulty of Inspecting. Get Additional Help. The P0420 code signals a low catalyst system efficiency. This code suggests that …The original equipment battery is covered by a limited warranty for a period of 36 months/36,000 miles. During 36 months/36,000 miles of the warranty period, a defective battery will be replaced at no cost to you. Kia will cover diagnostic, installation and replacement battery costs.I had an appointment today with my OB/GYN. (Nope, not pregnant — I'm well beyond child-bearing years.) With me in the waiting room sat a couple — ​clearly eager first time par...Here are some steps to fix a P0420 code Honda Accord. First, remove the O2 sensor and pour 4-6 ounces of seafoam into the opening, replace the sensor, and leave it overnight. Reset the code and then continue driving. Increase the gap between the oxygen sensor and the converter using a spark plug non-fowler.

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Currently the Kia Soul has a score of 8.3 out of 10, which is based on our evaluation of 22 pieces of research and data elements using various sources. #3. in 2020 Affordable Subcompact SUVs. #4. in Used Subcompact SUVs $15K to $20K. #5. in 2020 Affordable SUVs with 2 Rows. #6. in 2020 Affordable Crossover SUVs.P0420 definition : Catalyst system efficiency below threshold (Bank 1) Issue Severity: MODERATE – Extended driving with this code can cause internal engine damage. Repair Urgency: Get this code fixed as soon as possible to avoid further damage to your emission system and possible engine damage. Diagnosis: The most common cause of …P0420, lacks power 2014 Kia Soul, Fouling spark plugs, Was replaced under recall about 50k miles ago, Vehicle has an - Answered by a verified Auto Mechanic. We use cookies to give you the best possible experience on our website.The P0011 DTC stands for "A" Camshaft Position Timing Over Advanced or System Performance Bank 1. The code is set once your ride's ECM/PCM is not able to detect the difference in the desired camshaft position angle and the actual camshaft position angle. It can be triggered by a faulty camshaft actuator, failed VVT solenoid, damaged ...

P0420 code. I have a 2016 Kia Soul 1.6L, we have had a run around with Kia over these codes. We first had the Knock Sensor put in and after that the engine light would come on and off from time to time. We contacted the Kia dealer we purchased it from and spoke with the maintenance dept manager. He said that when the seasons change that it ...So to summarize, IF you have the P0455 code on your 2.0L KIA, check your gas cap, and if that isn't it, have them check the reading on the fuel pressure sensor. If it's out of spec, that will be the actual problem. Of course, have them do the smoke test to smoke the system too, but more than likely, it's going to be your fuel cap or your fuel ...2014 1.6 base soul P0420 and a vacuum leak I can’t find. I reset the p0420 code a couple of times and it would stay away for a couple of weeks. Now it comes on a day later. I had the cat recall software update done at 90k miles so the overheating damage wore it out enough before they could recall it. At 130k now and the light keeps coming on.P0420: Catalyst System Efficiency below Threshold (Bank 1) P0171: System Too Lean (Bank 1) Global Diagnostic System (GDS) Kia Diagnostic System (KDS) ECU UPGRADE - MIL ON WITH DTCS P0420/P0171SUBJECT: Page 2 of 15 TSB: ENG160 Optima (QF/TF), Sorento (XMa), Sportage (SL) October 2016Esta página está pensada para ayudarte a solucionar los problemas de Código de avería P0420 del Kia Soul. Cubre el significado de Kia Soul P0420, los síntomas, las causas y las posibles soluciones. En el Soul, el OBDII P0420 suele estar causado por un sensor de oxígeno defectuoso, pero también puede haber otras causas. ...P050A and secondary P0420. I own a 2014 1.6 base model with a little less than 100k in it. Was have P050A code come on in cold weather with high idle at start but then recently took it to kia to get logic update. That fixed the problem of high idle but then randomly the check engine light will come on for a couple days then go off again for a ...=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈== How to Fix P0420 =====Engine Code P0420 Saving Repair Part...Feb 7, 2020 · 2015 Kia Soul.90K miles. 1.6 AT. p0420 code. did temp check up/down stream for both cats and found downstream was 125~ degrees cooler than up stream so I know it’s a bad cat (s). But here’s my situation: 90K miles, didn’t have recall done since my VIN was never under the recall list (searched multiple times) The Kia Soul is a fantastic subcompact crossover SUV manufactured and marketing worldwide by Kia Motors in South Korea. Firstly, it was designed in California and debuted in 2008. This model of Kia Motors boots with advanced and user-friendly technology that offers you a spacious cabin, a user-friendly infotainment system, and an ample cargo ...

P0420 is a diagnostic trouble code (DTC) for "Catalyst System Efficiency Below Threshold (Bank 1)". 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 ...

If your Soul is misfiring or the exhaust timing is off, this can affect the gasses that are actually going to the O2 sensors enough to cause the P0420 code to register. If there's a noticeable exhaust leak coming from the vehicle it can change what the O2 sensors register enough to throw the P0420 code.The Kia Code P0420 refers to a diagnostic trouble code that indicates a problem with the catalytic converter in a Kia vehicle. The code specifically points to a catalytic converter efficiency below the accepted threshold, indicating that the converter is not effectively reducing harmful emissions. Understanding the Kia Code P0420 and its ...=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====Engine Code KIA P0442 Saving Repair ...P0420, lacks power 2014 Kia Soul, Fouling spark plugs, Was replaced under recall about 50k miles ago, Vehicle has an - Answered by a verified Auto Mechanic. We use cookies to give you the best possible experience on our website.Braking System. 4-Wheel Disc w/ Anti-Lock Brake System (ABS) Front Ventilated Brake Disc Diameter. 11.0 in. Rear Solid Brake Disc Diameter. 10.3 in. With exceptional MPG and SUV-like cargo space, the 2024 Kia Soul is a versatile crossover. View its driver-centric infotainment and safety tech features by trim for a fun & safe driving experience.Dec 17, 2021 · 2016 Soul with the 2.0 engine. Last spring on cold mornings the check engine light would come on with the P0420 code when I check it with my code reader. Then nothing all summer but with the cold weather back, the light is coming on more frequently. I know there was a catalytic converters recall for the 1.6 engine bit not the 2.0. 2020 Kia Soul Especificaciones. Excel (.xlsx) Mi computadora Google Drive Dropbox PDF (.pdf) Mi computadora Google Drive Dropbox Enviar a un amigo; Seleccionar recorte. Seleccione hasta 3 tipos para comparar : Comparar especificaciones : LX: S: X-Line: EX: GT-Line 2.0L: GT-Line 1.6T: Engine: Type: 2.0L I-4, Multi-Port Injection (MPI) ...Check engine light code P0420 on 2014 kia soul . ... Related Kia Soul Kia Motors Cars and Motor Vehicles forward back. r/AskMechanics. r/AskMechanics. Members Online ...Recall date. 2015-03-01. Recall no. 15V123000. Kia Motors America (Kia) is recalling certain model year 2014-2015 Soul and Soul electric vehicles manufactured July 21, 2013, to January 8, 2015. A ...The 2021 Kia Soul is available in six trim Levels: LX, X-Line, GT-Line, S, EX and Turbo. For most of the lineup, you get a 2.0-liter four-cylinder engine (147 horsepower, 132 lb-ft of torque).

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P0420 Catalyst System Efficiency Below Threshold. How to diagnose, repair, and info on symptoms and causes of a P0420 engine code which means the catalytic converter is no longer performing at a normal level. www.obd-codes.com. Several possible issues to check. eGAK009.P050A and secondary P0420. I own a 2014 1.6 base model with a little less than 100k in it. Was have P050A code come on in cold weather with high idle at start but then recently took it to kia to get logic update. That fixed the problem of high idle but then randomly the check engine light will come on for a couple days then go off again for a ...A personnel shakeup at the US Federal Reserve Bank of Minneapolis last week at first flew under the radar; by the time the Minneapolis Star-Tribune reported the news, followed by o...Mar 18, 2024 · P0420 code. I have a 2016 Kia Soul 1.6L, we have had a run around with Kia over these codes. We first had the Knock Sensor put in and after that the engine light would come on and off from time to time. We contacted the Kia dealer we purchased it from and spoke with the maintenance dept manager. He said that when the seasons change that it ... Here are some steps to fix a P0420 code Honda Accord. First, remove the O2 sensor and pour 4-6 ounces of seafoam into the opening, replace the sensor, and leave it overnight. Reset the code and then continue driving. Increase the gap between the oxygen sensor and the converter using a spark plug non-fowler.2. Persistent P0420 code If you have replaced the catalytic converter and the P0420 code continues to appear, professional help is recommended. There may be underlying issues that need expert attention. 3. Warranty considerations If your Kia Soul is still under warranty, it is advisable to consult a certified Kia technician for any repairs related to the P0420 code.Come discuss the Kia Sorento, Rio, Sportage, Soul and more! Show Less . Full Forum Listing. Explore Our Forums. 2011 - 2013 (XM) Sorento Forum 2016 - 2020 Sorento Forum 2003-2010 Sorento Forum 3G 2011 - 2016 Sportage 1G (1993 - 2002) Sportage. Top Contributors this Month View All T.Walker Direct Fit Oxygen Sensor - 350-34331. Part #: 350-34331. Line: WLK. Check Vehicle Fit. Oxygen/Air-Fuel Ratio Sensor Downstream; Bank 1 Sensor 2. 1 Year Limited Warranty. Number Of Wires: 4.Travelers say: "From sheets to cleanliness, robes, balcony, efficient keys-everything is just a spot on." View deals for The Soul Istanbul Hotel, including fully refundable rates with free cancellation. Taksim Square is minutes away. WiFi is free, and this hotel also features a business center and breakfast. All rooms have LED TVs and minibars. ….

Upon completion of this Product Improvement Campaign, Kia will extend the warranty coverage for the engine long block assembly to 15 years from the date the vehicle was first put into service or 150,000 ... All 2012-2016 MY Kia Soul vehicles equipped with the 1.6- liter GDI engine and manufact ured from July 8, 2011 through August 11, 2016. Q3.Here’s a good P0420 diagnostic order for the Kia Sorento: 1. Check for Other Codes. The first thing you want to do when trying to fix P0420 in the Sorento is to verify there aren’t any other trouble codes. Three types of codes can give clues as to what’s going on with your vehicle. Misfire Codes.Causes. Seriousness. Can I Still Drive? Diagnose. Difficulty of Inspecting. Get Additional Help. The P0420 code signals a low catalyst system efficiency. This code suggests that …2014 1.6 base soul P0420 and a vacuum leak I can’t find. I reset the p0420 code a couple of times and it would stay away for a couple of weeks. Now it comes on a day later. I had the cat recall software update done at 90k miles so the overheating damage wore it out enough before they could recall it. At 130k now and the light keeps coming on.The Side Barrier test simulates an intersection collision between a standing vehicle and moving barrier at 38.5 mph. The Side Pole Barrier test simulates a crash into a fixed object like a tree or utility pole. The Rollover Resistance test measures the risk of rollover in a single-vehicle, loss-of-control scenario.- Silicone paste → https://amzn.to/47g1psq The most common check engine light cause is an EVAP leak. As a professional mechanic of more than 30 years I've ...Catalytic Converter Clogged. My girlfriend's 2016 Kia Soul 2.0L with 96k miles has been acting sluggish lately and a noticeable loss of power. The car struggles to get up to speed limit on highways. We took her car to the dealership today and they said she has a clogged catalytic converter and intermediate pipe. Replacement is ~$1,900.To diagnose the P050A KIA 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. My soul had that code a month ago. Disappeared after 3 days. Still though I added cat a clean and gave it the more expensive gas. Last week I added the regular E87, cel came up with the same code. It went away on Monday. My car hates the cheap gas. The catalytic converter might be ding dong but a new one will run you over 1k, at the Kia dealer Come discuss the Kia Sorento, Rio, Sportage, Soul and more! Show Less . Full Forum Listing. Explore Our Forums. 2011 - 2013 (XM) Sorento Forum 2016 - 2020 Sorento Forum 2003-2010 Sorento Forum 3G 2011 - 2016 Sportage 1G (1993 - 2002) Sportage. ... Kia-Forums.com is not in any way affiliated with Hyundai Motor Group … Po420 kia soul, Ford code po420 efficiency catalyst system p0420 audi fault threshold below focus trouble. P0420 catalyst threshold obd symptomsFord expedition p0446: evap vent control circuit → malfunction Ford p0420 code foutcode.. Check Details Check Details. P0420 | Ford Expedition Forum. Check Details. P0420 Code | Kia Soul Forums :: Kia Soul Owners ..., About the only things that could cause P0420 are an actual inefficient catalytic converter or a bad O2 sensor. Another possibility if you have an exhaust leak upstream that occasionally goes under vacuum, I could see sucking oxygen into the exhaust and maybe triggering the code. I don't know how likely that one is on a Kia. 2016 Kia Soul ! M., kiaguy002. 1595 posts · Joined 2015. #7 · Feb 5, 2020. I've never read an account of spark plugs having any effect on a P0420, one way or the other. Yes, bad plugs causing misfire will eventually trash out a cat and cause the P0420, but once that occurs, it's then too late for new plugs to 'fix' the cat., Catalytic converter replacement. How to replace a catalytic converter DIY with Scotty Kilmer. Catalytic converter replacement in your car (Code P0420). Tips ..., 2014 Kia soul 2.0L trouble code p0420 customer stated that the vehicle tends to bogg down under a cilmb or loaded - Answered by a verified Auto Mechanic We use cookies to give you the best possible experience on our website., Yes, partially; the Hyundai Motor Company owns about a third of Kia Motors. Both Kia and Hyundai are large automobile makers originally based in South Korea. Hyundai is the largest..., A personnel shakeup at the US Federal Reserve Bank of Minneapolis last week at first flew under the radar; by the time the Minneapolis Star-Tribune reported the news, followed by o..., Use the FIXD Sensor and app to diagnose P0507 yourself, see the most likely fix and cost for this code, access our Mechanic Hotline, and more. Common Reason: Code P0507 is often related to a vacuum leak. The P0507 code is triggered when the Engine Control Module (ECM) detects that the engine is idling higher than the specified idle RPM range., (1) 2011-2021 Kia Soul 1.6L PCV Valve! Kia OEM Factory Part# 26740-32804. This will fit Kia Souls equipped w/1.6L engines built between 07/09/11 and 03/01/21. Perfect fit, Perfect function, OEM Quality, don't take the fake!, Detailed specs and features for the Used 2020 Kia Soul EX including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more., Here are some steps to fix a P0420 code Honda Accord. First, remove the O2 sensor and pour 4-6 ounces of seafoam into the opening, replace the sensor, and leave it overnight. Reset the code and then continue driving. Increase the gap between the oxygen sensor and the converter using a spark plug non-fowler., The Kia Soul is a fantastic subcompact crossover SUV manufactured and marketing worldwide by Kia Motors in South Korea. Firstly, it was designed in California and debuted in 2008. This model of Kia Motors boots with advanced and user-friendly technology that offers you a spacious cabin, a user-friendly infotainment system, and an …, So I threw a p0420 code the other day and find out it's related to the cat or o2 sensor. I cleared the code in hopes of it being a flute. ... Also have a 16 Kia Soul, but again, can't find the files I keep on it at 315 am. ... OptimaForums.com is an independent Kia enthusiast website owned and operated by VerticalScope Inc. Content on ..., A somewhat common issue with the Kia Soul is the P0449 code. This code references a number that is given to you when you plug it into a OBD2 scanner. P0449 deals with the evaporative emissions control (EVAP) system. It often appears with, or is related other codes, such as P0420, P0446, and very often P0455. P0449 is normally not an immediate ..., Engine Noise | Kia Soul Forums :: Kia Soul Owners. 2012! Engine Noise. Hi everyone! I'm trying to figure out what the tapping noise is around the valve cover (sounds kinda like a Diesel engine). Sound is strong and loud only when giving engine gas (mostly uphill under load) and mostly during the first 45 min or so of startup (cold). Once ..., El código OBD2 P0420 es uno de los problemas más comunes en los vehículos. Este código indica una disminución en la eficiencia del sistema de catalizador del vehículo y puede tener varias causas, como problemas con el sensor de oxígeno, el convertidor catalítico y el sistema de escape.. Los síntomas más comunes incluyen problemas en la aceleración y aumento del consumo de combustible., TOP 10 WHY ENGINE MISFIRE ON KIA OPTIMA, CAR MISFIRESIf you have Kia Optima that misfires and you want to know the most common things that can make Kia Optim..., 2016 Kia Soul Pulling Both P054A & P0420 Codes. I have a 2016 Kia Soul with 79k miles on it. The check engine light came on a few months ago & it pulled the P0420 code for the catalytic converter, but after a few days, the light went off without me doing any further diagnostic testing so I left it alone. Today the check engine light came on again., OBD II fault code P0420 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 a condition that indicates that the catalytic converter on Bank 1 is operating below the minimum allowable efficiency threshold. Note that on engines with two banks ..., Summary: Kia Motors America (Kia) is recalling certain 2012-2013 Sorento, 2012-2015 Forte and Forte Koup, 2011-2013 Optima Hybrid, 2014-2015 Soul, and 2012 Sportage vehicles. An engine compartment ..., p0420, swapping cats first, cheaper more underlying problems reappear, giving the same p0420 code,....) on my own H4 car: 111,000 miles rear o2 sensor changed at 65,000 miles and again at 100,000 miles ....denso brand which is possibly what subaru relabels. ($75 or so for my car,...bought off amazon, rockauto similar priced). and take …, 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..., Hello all I had my windshield replaced by Safelite and they calibrated the safety features which includes Lane assist. But is seems to me that now the car favors the right side of the lane. It is a 2021 soul S. I don't remember it doing this before the windshield was replaced. 3 61 MonsterSoul replied 2h ago., When it comes to purchasing a new car, consumer reviews play a significant role in helping potential buyers make informed decisions. The Kia Soul, known for its unique design and s..., Answer: OBD-II trouble code P0420 indicates a possible fault with your Kia Sedona's catalytic converter. The actual description for trouble code P0420 is "Catalyst System Low Efficiency". With a P0420 it is very important to properly diagnosis the vehicle's entire emissions system. P0420 may be a false code if other emission problems exists ..., P050A and secondary P0420. I own a 2014 1.6 base model with a little less than 100k in it. Was have P050A code come on in cold weather with high idle at start but then recently took it to kia to get logic update. That fixed the problem of high idle but then randomly the check engine light will come on for a couple days then go off again for a ..., I hope you are doing well . To answer the question, the P0420 indicates that the catalytic converter is not working properly. In order to test it, this is usually performed by emissions shops, or catalytic converter rebuild shops. Special equipment would be required to analyse the gas before and after the catalytic converter., May 12, 2018 · I have a 2012 soul with a1.6 no power an d it has the following codes p0420,p0191, p0453. Consistent won’t get above - Answered by a verified Kia Mechanic We use cookies to give you the best possible experience on our website. , The 2025 Kia Soul continues to prove that affordable cars don't require compromises on utility and value, as it packs in the features and useful storage in a small footprint. The boxy Soul is ..., Come discuss the Kia Sorento, Rio, Sportage, Soul and more! Show Less . Full Forum Listing. Explore Our Forums. 2011 - 2013 (XM) Sorento Forum 2016 - 2020 Sorento Forum 2003-2010 Sorento Forum 3G 2011 - 2016 Sportage 1G (1993 - 2002) Sportage. Top Contributors this Month View All T., 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 …, 4'th Cylinder. P0304 is a cylinder-specific misfire code, meaning only your Soul's fourth cylinder has a misfire. Before you can even diagnose P0304 in your car, you need to find the fourth cylinder's location. On "V" configuration engines, it'll usually be the second cylinder on the head further away from the front of the engine., Aug 20, 2020 · Code P0420 KIA Tech Notes. As the code description implies the P0420 code means that the vehicle's control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is expecting). Replacing the oxygen (O2) sensors may sometimes fix the code, but in most cases the catalytic convert ...