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2013 kia soul p0420 - I have a Kia Soul plus 2010, the check engine code P044, ... 2013 sportage, when filling the tank

HankC said: My 2014 1.6L Soul had the ECU programming recall

Couple weeks ago got the P0420 and I changed spark plugs, air filter, pcv, and both o2 sensors. Hoping it would fix the issue. Yesterday I caved in and bought a new catalytic converter and installed it. It was running a little rough right after but I assumed it was a relearn. ... Kia Soul: Spark Plug Description - Ignition System - Engine ...KIA CODE P0011, P0014 CAMSHAFT POSITION SENSOR FIX. KIA FORTE RIO, OPTIMA, SOUL, SORENTO SPORTAGEIf you have a KIA and your engine light is on and you have c...Jan 25, 2024 · Exhaust leaks can cause incorrect readings from the oxygen sensors, triggering the P0420 code. Identifying and repairing any leaks in the exhaust system can help resolve the issue. 3. Replace faulty oxygen sensors. If the oxygen sensors are found to be defective, replacing them can often fix the P0420 code.Look for ANY rusted open or cracked exhaust pipes/flange connections.ANY unmetered air getting into the exhaust can cause "goofy" codes and the cel to happen. Our 2012 Rio5 also has had the P0420 code and came up at about 77k miles, now at 81k miles. Comes on and off randomly but stays mostly on.There are two ways to reset P0442. You can plug a scan tool into your Soul and command it to clear the codes, or you can repair the EVAP leak. If you clear the code without fixing the cause, it will return. If you fix the leak without clearing the code, the check engine light may take a few drive cycles to turn off.Check engine light came on, Code P0420 Catalyst System Efficiency Below Threshold (Bank 1) poped up on my scanner. Cleared the code and have driven it over 50kms, no issue (low or weaker performance). I have a 2013 Rio with 143000 kms. Warranty on emmision system ended at 130,000 kms. Hope it doesn't return, but from what I read …The P0420 code is set when the Catalyst monitor sees a decrease in voltage from the rear Monitoring Oxygen Sensor(s) and an increase in switching activity—from rich to lean to rich, etc.—that closely resembles the front Oxygen Sensor(s) during the time the computer is activating the Catalytic Converter monitor test.P0326 KIA Code - Knock Sensor 1 Circuit Range/Performance. How to Fix. Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.Lately, I’ve perused articles regarding soul mates, and I couldn’t help but note how a soul mate may often Lately, I’ve perused articles regarding soul mates, and I couldn’t help b...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 is a ...How To Fix The P0420 Trouble Code. Verify the code with an OBD-II scanner and reset the check engine light to see if it comes back. Inspect and replace faulty oxygen sensors. Check for exhaust leaks and repair as necessary. Replace worn-out spark plugs or spark plug wires.Kia code P0011 indicates a problem with the variable valve timing (VVT) system in your Kia vehicle. To diagnose the cause, you can start by checking the oil level and condition, as low or dirty oil can affect the VVT system. Additionally, inspect the wiring and connections related to the VVT solenoid and camshaft position sensor.Code P0420 KIA Description. The catalyst's efficiency is demonstrated by its ability to oxidize CO and hydrocarbon emissions. The Powertrain Control Module compares the output signals of the front and rear oxygen sensors to determine whether the output of the rear sensor is beginning to match the output of the front oxygen sensor.Air/fuel mixture compensation keeps the frequency of the front ...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.This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. Although generic, the specific repair steps may vary depending on make/model. The OBD II trouble code P0272 is described as a cylinder number 4 contribution/balance. In essence, this code is stating that the number four ...The 2013 Soul ranges in power from the Wagon 4D with 138 horsepower to the ! Wagon 4D with 164 horsepower. For a more detailed look at the 2013 Soul specs, features and options check out Kelley ...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 ...p0420 in 2019. I've got a 2019 kia niro (basic) with 60000 miles and out of nowhere it popped up with a check engine light. I got it scanned and it was the code for an emissions leak. Everything looks fine, I've never had issues with the car and kept up with maintenance. Anyone else have problems with a 2019?2015 Kia Soul has 98,000 miles...Check Engine has been on for almost 15,000 miles. No degradation in performance. oill has been changed every 4000 miles since new. Is it possible that the problem may be in the Sensor Bank. ... The P0420 code typically indicates an issue with the catalytic converter efficiency, but it doesn't always mean the ...RedGeminiPA. 150 posts · Joined 2016. #3 · Jul 12, 2016. If it comes on again, DO NOT RESET IT! The P0420 code is quite famous, and can typically take weeks or …P0011 is a common (and serious) OBD II diagnostic trouble code that can occur in the Kia Rio. It indicates an issue with your car's Variable Valve Timing (VVT) system. The first thing you should do when you have this code is check your Rio's oil. If the oil level is too low, the camshaft actuators won't work properly.To diagnose the P0011 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.The vehicle Powertrain Control Module (PCM) monitors the oxygen sensor heater control circuit current draw. The check engine light will illuminate when the current requirements are too high or. P050A is a code for higher than expected idle RPM. It happens to all Souls on startup in cold weather at times.Check engine light came on, Code P0420 Catalyst System Efficiency Below Threshold (Bank 1) poped up on my scanner. Cleared the code and have driven it over 50kms, no issue (low or weaker performance). I have a 2013 Rio with 143000 kms. Warranty on emmision system ended at 130,000 kms. Hope it doesn't return, but from what I read …KIA OXYGEN SENSOR BANK 1 SENSOR 2 REPLACEMENT LOCATION KIA SORENTO SPORTAGE OPTIMA FORTE SOUL RIOIf you have Kia and you need replace downstream oxygen senso...Oct 8, 2020 · found this on the old web for ya, hope it helps. 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 ...I have a 2013 Kia Soul, manual transmission, 1.6 liter engine. Lately on occasion the car will die when at a light, and grind a little when restarting. Engine light periodically comes on. Biggest issue, might be related, is the car will sometimes lurch or jerk, and the tachometer stops registering. Sometimes all happens at the same time ...Buy YOUCANIC Pro Scanner https://www.youcanic.com/scanner/Get Factory Service Repair Manuals & Specs https://www.youcanic.com/manualsAsk Car Questions & Get ...My 2012 Kia soul has a code P0420, C1555, P0135, P2191 and P2237. It had a hole in the flex pipe so I replaced it and replaced both O2 sensors. ... 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.1 Answer. Code P0420 is a code for Catalyst efficiency. The computer is seeing the post Catalytic converter o2 sensor having too much activity. The Cat. should be cleaning the exaust of Hc, co, and Nox. The post cat o2 will read the o2 content in the exhaust and if it moves up and down too much or to high and low, the computer …Defective Camshaft Position Sensor. One common cause of the P0340 code in your Kia Soul is a defective camshaft position sensor. This sensor plays a crucial role in managing the engine's ignition spark and fuel injection timing. If it fails or malfunctions, it can lead to rough idling, misfires, loss of power, and increased fuel consumption.The Check Engine light came on last evening as I started up after dinner. I have an OBD-II code reader and this is the code that came up. I just turned over 47K miles on the car, a 2015 KIA Soul base with a 1.6 engine, AT.2015 Soul 1.6 180,000mi. My girlfriend got the car used from a small lot. It very quickly threw p0420. After a reset, it came back. Over the course of 3 months and the lot owner trying "magic mechanic in a bottle treatments" (I'm not a fan of these) he finally changed the mani/cat. Now, 5 months later, p0420 is back.Sep 14, 2019 · 2013 Rio LX 4-Door. 76,500 miles. CEL stayed ON for two days; then went OFF. Code P0420 "catalyst system efficiency below threshold." Local Kia dealer's first available slot for a diagnostic appointment is one week from now; they charge $90.00 to diagnose the problem; they say there's a 8-year 80,000 mile warranty on the catalytic converter.The P0420 engine code indicates the catalyst system efficiency is below the threshold (Bank 1). A P0420 code indicates a problem with the catalytic converter, more specifically. The purpose of the catalytic converter is to break down harmful pollutants created during the combustion cycle. By using fine platinum and gold meshes to filter exhaust ...Mar 28, 2022 · 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 vehicle Powertrain Control Module (PCM) monitors the oxygen sensor heater control circuit current draw. The check engine light will illuminate when the current requirements are too high or. P050A is a code for higher than expected idle RPM. It happens to all Souls on startup in cold weather at times.P0420 is a catalyst efficiency code triggered by the downstream O2 sensor. It usually doesn't have any symptoms in my experience. ... I'm dealing with my wife's 2013 Soul - 1.6, auto trans, 105,000. It's showing a CEL with a 0420 (catalyst, upstream sensor) code. As of now, it's running fine. ... We're the ultimate Kia Soul community ...1. Check Engine Light. A bad knock sensor can trigger your Soul's check engine light. Any trouble codes from P0325 -P0334 are related to the knock sensor in one way or the other. The code you get will either be for an intermittent problem, high input, low input, or open circuit.The P0420 is the ECU saying the Catalytic converter is not cleaning the exhaust gases enough, 99% of the time it needs a new Cat. An exhaust leak before the Cat could set that code, but anything that claims to "clean" the problem away long term is BS. Melbourne Australia. 06 Grand Carnival 3.8. mobileterminaluser and John Smith_inFL.Epic Help shows you how to fix code P0455 on a 2013 Kia Rio. The problem was solved by replacing the vapor canister purge valve (solenoid). The gas cap was a...If your car is showing the P0420 engine code, it's likely that either the catalytic converter or the O2 sensors aren't functioning properly. A faulty catalytic converter is the most common cause of this engine code. The catalytic converter is a small cylinder that lives in your car's exhaust system. It uses a fine metallic honeycomb ...P0420 Diagnosis: Kia Rio. The most common fix for P0420 in the Kia Rio is a new catalytic converter, followed by an O2 sensor replacement. Before taking your Rio into an exhaust shop for an (expensive) new catalytic converter, let’s ensure that’s what you need. Here’s a good P0420 diagnostic order for the Kia Rio: 1. Check for Other Codes.Summary. The P2191 code stands for “Manifold Absolute Pressure/Mass Air Flow – Throttle Position.”. It’s logged once the PCM detects a lean mixture in the system. Some issues that can trigger code P2191 include a bad fuel injector, a weak fuel pump, and a malfunctioning mass airflow sensor. An illuminated check engine light, decreased ...P0420 has been coming up regularly for 6-8 months now, and my front cat finally plugged up this week. $1,400 CAD for the parts only, but if I had set the parts aside ahead of time from Rock Auto, I would have paid about $1,000 in total for these items. Labor was another 3.5 hours to replace everything.42 posts · Joined 2017. #1 · May 12, 2017. Hi, I have a 2012 kia soul 1.6 dont know the history on the car bought at salvage auction and repairing it, almost ready to go but it has a code p0326, knock sensor. Is there a way to test the sensor as I have read that it could be many things causing the code other than the sensor, it seems like it ...The P0420 code signals a low catalyst system efficiency. This code suggests that the oxygen levels are below the desired threshold (Bank 1), which most often results from problems with your car ...Get the best deals on Catalytic Converters for 2015 Kia Soul when you shop the largest online selection at eBay.com. Free shipping on many items | Browse your favorite brands | affordable prices. ... Catalytic Converter Fits Kia Soul 1.6L 1591CC 2012 2013 2014 2015-2019 EPA Front (Fits: 2015 Kia Soul) Brand New: CCIYU. $70.22. Was: $156.00. or ...2013 Kia Soul Long-term Test Car: More Heart and Soul. By KBB Editors 09/21/2012 5:34pm.Getting engine light for kia soul 2015 1.6l. Code p0420. ecu. ... Have a 2013 kia soul and the amber engine light is on and so is a capital A with circle arrow ...Staetik. Henry's muffler shop in Wilson NC, quoted my friend $600 to replace CC with an aftermarket part. Now, this is a friend of a friend that owns a muffler shop, so the price may be reduced. But a quick Google search, cats avg $200. Soul Mods: 20% ceramic tint for heat and UV protection. Rockford p500-12 subwoofer.P0420 is a catalyst efficiency code triggered by the downstream O2 sensor. It usually doesn't have any symptoms in my experience. ... I'm dealing with my wife's 2013 Soul - 1.6, auto trans, 105,000. It's showing a CEL with a 0420 (catalyst, upstream sensor) code. As of now, it's running fine. ... We're the ultimate Kia Soul community ...Jan 20, 2022 · 3276 posts · Joined 2020. #2 · Jan 20, 2022. So you are replacing the bottom sensor if you are doing an oxygen sensor (the top one is an air/fuel ratio sensor). It is just a simple 4 prong oxygen sensor. If you bought one from Ebay, Amazon or auto parts store, I wish you best of luck as they are garbage and don't work most of the time.Worst 2013 Kia Soul Problems #1: Engine Failure 2013 Soul Average Cost to Fix: $5,000 Average Mileage: 105,000 mi. Learn More #2: Ticking Noise 2013 Soul Average Cost to Fix: $4,100 Average ...Here's a good P0420 diagnostic order for the Dodge Journey: 1. Check for Other Codes. The first thing you want to do when trying to fix P0420 in the Journey 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.Hi all! I started having an issue about a year ago where my 2013 Kia Soul (!) would stutter at the lower end of a gear when accelerating or cruise control. Example, the 6th gear engages around 40mph; if I slowly accelerated at around 41-42mph, then the car would stutter and RPMs would dip for about 2-3 seconds before the car would either shift ...2015 Kia Soul Base (1.6L, A/T) P0420 Code. Bought it from a Chevy dealer about a month ago. 72,000 miles on the clock. Maybe 2000 of that is from me. First day exploring my intermittent O2 sensor code I've had since the second week of ownership. My last vehicle was a 2007 Nissan Versa that blew a cylinder after it threw the same code.Some of us run toward the light, while others are drawn to the shadows, not shying away from the darker side of life. Which are you? Advertisement Advertisement Some people think b...The Throttle Position Sensor monitors the angle of the throttle blade. When the throttle is closed, the signal that is sent back to the ECM is around .45 volts. When the throttle is wide open, the signal will be around 5 volts. P0123 occurs when the voltage from your Soul's TPS is higher than the upper operational range.Kia Soul High Beam Lights On. This means your front high-beam driving lights are on. These lights are used for 0.01% of driving and typically for country roads late at night. Fines can apply for use of high beams in dense residential areas. Do NOT use high team driving lights within 400 metres (1,000 feet) of an oncoming car.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)P0030 Definition: Heater Control - Circuit - B1S1. P0030 indicates no signal coming from your Kia Soul's Bank1 Sensor 1 oxygen sensors heater circuit. The heated element within the oxygen sensor heats the sensor faster than the exhaust can. The heated element reduces emissions by letting the fuel trim enter closed loop operation more quickly.Catalytic converters don't last forever. In this video, we diagnose a P0420 on a Toyota Camry with over 330,000 miles! Enjoy!KIA 2013 Oxygen Sensor Replacement. The KIA started running very rough. Then with almost no power at all. The upstream oxygen sensor was throwing a code. A...Mar 3, 2014 · Like. R. rhandwor. 1284 posts · Joined 2011. #8 · Mar 4, 2014. P0420 Code frustation. If your scanner is that good the front sensor front of Cat. should have a fluctuating wave form. The sensor behind cat. should be more steady wave form. Bang on cat. if noisy replace.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 needs to be ...My 2013 Soul keeps popping the P0420 code. It has 296,000 miles on it and CEL first appeared around 236,000 miles after I replaced the clutch. initially the light …A serpentine belt drives the alternator on the Kia Sephia and changing it is a great project for the novice or home mechanic. The belt routing is important, so be sure to check the...KIA OXYGEN SENSOR BANK 1 SENSOR 1 LOCATION KIA FORTE SORENTO SPORTAGE RIO SOUL FORTEIf you have Kia and you need located upstream oxygen sensor / oxygen sens...The 2013 Kia Soul is both soulful and sensible--a distinctive, roomy, fun to drive alternative to staid small sedans or utility vehicles. Find out why the 2013 Kia Soul is rated 7.6 by The Car ...What are the Possible Causes of the Code P0420 KIA?# Faulty Three-way Catalyst Converter Bank 1# Exhaust Tube# Intake Air Leaks# Faulty Oxygen (O2) Sensor# F...Here are the most common symptoms of P1326 in the Kia Soul: Limited RPM: The PCM will limit engine speed to prevent a catastrophic failure. The limit is usually 2000 RPM. Rod Knock: If you hear rod knock with P1326, the knock sensor is probably fine, and the rod bearings are wearing out. Check Engine Light: It may blink on and off, …Couple weeks ago got the P0420 and figured to change spark plugs, air filter, pcv, and both o2 sensors. Hoping it would fix the issue. Yesterday I caved in and bought a new catalytic converter and installed it. It was running a little rough right after but I assumed it was a relearn. Wife drove it to work (60 miles roundtrip).4. P0420. This is a particularly worrying code since it represents a bad catalytic converter. Bad catalytic converters can result in higher fuel consumption and black smoke from the exhaust. Next, let’s look at some common fault codes for $7E9. If there’s an issue with transmission control, you may often experience slow acceleration.The P0420 code in a Kia Rio refers to a failed or malfunctioning catalytic converter. This code indicates that the catalytic converter is not working effectively in reducing emissions, leading to increased pollution and potential damage to the vehicle's engine. It is important to address this issue promptly as it can lead to more serious ...“Guilt is a part of the battlefield that often goes unrecognized,” writes Nancy Sherman, a professor at Ge “Guilt is a part of the battlefield that often goes unrecognized,” writes...The P0420 code is related to the catalytic converter. When this code appears, it indicates that there is a problem with the efficiency of the catalytic converter. This could be due to a malfunction or damage in the converter itself, or it could be caused by other issues in the vehicle’s engine or emissions system.8-inch Touchscreen Display. 8.0-inch color touchscreen display with AM/FM, HD audio system, Apple CarPlay® & Android Auto. Disclaimers. 10.25-inch Touchscreen Display w/ Navigation & Kia Connect. The nerve center of the vehicle is the available voice-command navigation with SiriusXM® Satellite Radio and HD Radio™.2020 Kia Soul LX IVT (Sold), 2023 Kia Sportage LX AWD Pianist/Church Organist, Retired. ... #3 · Mar 3, 2020. pnoman said: Ours was a 1st Gen (2013 Base 1.6 Automatic), but in 6-1/2 years and 95K miles, the only things that "broke" were a light by the license plate ($2) and a bad thermostat which was replaced the first winter under warranty.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.FOLLOW THIS GUIDE if you have a P0420 code. I will explain what the code means, how to diagnose it, and all that backed up by 100+ fixes case study, where I ... 2010 Kia Soul Sport 2.0L: Replace CAT: 2007 Subaru Impreza Outback Sport 2.5L: Replace CAT: ... 2013 Chevrolet Cruze Eco 1.4L Surge: Replace CAT: 2016 Ford F-350 Super Duty XL 6.2L: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 ...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 refer to a ...8-inch Touchscreen Display. 8.0-inch color touchscreen display with AM/FM, HD audio system, Apple CarPlay® & Android Auto. Disclaimers. 10.25-inch Touchscreen Display w/ Navigation & Kia Connect. The nerve center of the vehicle is the available voice-command navigation with SiriusXM® Satellite Radio and HD Radio™.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.Wrong Octane/Bad Gas. Bad fuel can cause your Soul's engine to knock. The wrong fuel can also cause a knocking sound. Using fuel with the proper octane rating is essential. If you need to be using premium fuel, use it. Air/Fuel Mixture Too Lean. Sensor issues can cause the air/fuel mixture to lean out.The P0420 code indicates that the Engine Control Module (ECM) has identified a decline in the efficiency of the catalytic converter on Bank 1. This could be attributed to a malfunctioning catalyst or potentially be a false alarm triggered by a defective O2 sensor. The engine control module (ECM) uses two O2 sensors, one in front, and one behind ...A clogged catalytic converter will likely appear with a code such as P0420 or P0430. Your Soul's exhaust must pass through the catalytic converter to get to the tailpipe. It is possible for the converter to clog. This can happen if a rich air/fuel mixture has run through it for a while. When it is blocked, your Soul will struggle to accelerate.P0420 Code 2011 Rio Base. ... Come discuss the Kia Sore, westslope. 1114 posts · Joined 2016. #6 · Aug 26, 2020. I have never experienced this c, The P0420 engine code indicates the catalyst system efficiency is below the threshold (Bank 1). A P0420 code ind, Summary. The P2191 code stands for “Manifold Absolute Pressure/Mass Air Flow – Throttle Posi, Jul 24, 2020 · How to diagnose, repair, and info on symptoms and, Your Soul will likely throw P0420 or the P0430 code. To diagnose a downst, Hi all! I started having an issue about a year ago where my 2013 Kia Soul (!) would stutter at the lower end of a gear w, No matter what your religion - or lack thereof - it's useful t, P0420 Kia Catalyst System Efficiency Below Threshold Bank 1. As t, My soul had that code a month ago. Disappeared after 3 days. Still tho, Kia Forums is a community dedicated to all Kia models. Com, GENERATION 1 (2010 to 2013) Soul Related. Soul Problems (, Our 2015 Kia Soul has been well-maintained but at 69,000 miles , 56 posts · Joined 2017. #7 · Jun 12, 2019. Also, you may w, Understanding the P0420 OBD2 Code: What Does It Mean, Definition meaning and fixes KIA P0420: Warm Up Catalyst Efficiency Be, jeremiahchub. 56 posts · Joined 2017. #7 · Jun 12, 2019. A, Christian Roots: All Saints' Day and All Souls' Day - All S.