P0430 f150

2015 - 2020 F150 - 2016 F150 Ecoboost 3.5 P0420 and P0430 - Just bought 2016 F150 Ecoboost last week with 138k miles. Drove it home a few hundred miles and no issues Few days later CEL with P0420 Mechanic checked o2 sensors and said they were still ok. We ended up replacing the cat as it was below threshold with an...

P0430 f150. P0430 p0420 . Save Share. Like. ... F150Ecoboost.net is the best Ford F150 Ecoboost Forum with discussions on 2011+ F150 Ecoboost Trucks. Discuss performance mods, towing questions, wheels, tires, lift kits, and much more! Show Less . Full Forum Listing. Explore Our Forums.

Te suministramos todo lo que necesitas saber sobre el código DTC P0430 Descripción, causas, síntomas y posibles soluciones. LEER SOLUCIÓN DEL CÓDIGO O...

AZYO: Get the latest Aziyo Biologics stock price and detailed information including AZYO news, historical charts and realtime prices. Wells Fargo raised the price target for Enovi...1999 Ford F150 pickup truck. Unknown miles on odometer, 4.6L V8 SOHC 16V gas engine, Automatic transmission, AC and heat, AM/FM, Cloth interior, Receiver hitch, TRailer …Sep 1, 2023 8:12 PM EDT. Catalytic converter. Kim2480 via Wikimedia Commons (CC BY-SA 3.0) Check Engine Light Codes P0420 and P0430. Replacing a catalytic converter or "cat" has become a big, expensive drain on a lot of people's budgets these days. I want to share some information about what's happening here with emissions testing and some …This page is meant to help you troubleshoot the Ford F250 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. P0430 is usually caused by a catalytic converter issue or a bad O2 sensor. Table of ContentsCost Of Fixing P0430 On Ford F150? On average, most mechanic shops charge around $75 to $150 to diagnose the P0430 code on Ford F150. The repairing cost of a Ford F150 for P0430 code may range from $150 to up to $2500 depending on the underlying cause. For example, if you need to fix O2 sensor to clear the P0430 code, it’ll cost around $150 ...P0430 . 2018 2.7 Sport 4x4 SCREW I’ve had my CEL come on at least 2x now for the “Catalyst System Efficiency Below Threshold Bank 2”. I’ve cleared the code and it’ll stay gone for a while. ... This sub is dedicated to the Ford f-150 and discussion of anything pertaining to it. Members Online. Upgraded over the weekend!Dec 26, 2023 · The P0420 code in a Ford F150 is often triggered by a malfunctioning catalytic converter. The catalytic converter plays a crucial role in reducing harmful emissions from the exhaust gases. If it fails to properly convert the exhaust gases, it can trigger the P0420 code. A faulty catalytic converter may need to be replaced. `97 Taurus with DTC P0133, P0420, & P0430 I have a`97 Taurus GL with the standard 3.0 V6, auto with 114k miles. My wife's car. Bought it new, getting the CEL on most of the time. Sometimes when starting the car it will surge or stumble and die.

3.5L EcoBoost Engine - P0430 code - Have gotten the dreaded P0430 code. I checked the temp of the exhaust pre cat and post cat. The temp is hotter on the downside of the the Cat, so that should mean the Cat is ok right? I changed the O2 sensor, but still getting the code. Going to clean the MFS sensors this afternoon...2015 - 2020 F150 - 2016 F150 Ecoboost 3.5 P0420 and P0430 - Just bought 2016 F150 Ecoboost last week with 138k miles. Drove it home a few hundred miles and no issues Few days later CEL with P0420 Mechanic checked o2 sensors and said they were still ok. We ended up replacing the cat as it was below threshold with an...2015 - 2020 Ford F150 - 2015 F150 Platinum with P0430 Code HELP! - So approx a week ago, the check engine light popped up and I found out it was because of the P0430 code (catalyst system efficiency below threshold bank 2). Just to give some backstory, I have a 2015 Platinum (72,000 miles) and back in May of this...2015 - 2020 F150 - 2016 F150 Ecoboost 3.5 P0420 and P0430 - Just bought 2016 F150 Ecoboost last week with 138k miles. Drove it home a few hundred miles and no issues Few days later CEL with P0420 Mechanic checked o2 sensors and said they were still ok. We would like to show you a description here but the site won’t allow us.

The Ford F150 is one of the most popular and powerful trucks on the market. It has been a staple of American roads for decades, and its reputation for reliability and performance i...Surfers in Huntington Beach decided that 65 people on a surfboard just wasn't enough. THE HISTORY AND CULTURE OF HUNTINGTON BEACH is so steeped in surfing that this So Cal beach to...2004 - 2008 Ford F150 - 05 5.4l Runs great Code P0430 Help! - Accidentally bought an 05 F150 Lariate at auction. 5.4l with 172k. Pretty clean and ran great. No repair history. Put some Berryman's infector clean in and filled tank. After 80 mi. CEL comes on P0430. I've changed oil 5-30 synth blend, sparkplugs...Profit-taking and rotation could be hurting NVDA, so play carefully to prevent this winner from becoming a loser....NVDA Call it rotation or profit-taking, but some market bulls ar...Been throwing P0430 for a year now and I’m sick of it. Replaced both O2 sensors on bank 2. Interval has gone from every 3 months to every 3 days or less. I’ve seen TSP 12-10-19. 84K on the truck, runs fine. ... F150Ecoboost.net is the best Ford F150 Ecoboost Forum with discussions on 2011+ F150 Ecoboost Trucks. Discuss performance …Checked the codes, p0420 and 0430. Cat system threshold below thresholds. I cleared the codes, the truck seems to be running fine. • I did a lot of heavy towing this weekend in the mountains. Truck pulled fantastic. • I'm running a 5* 93 p/tow tune currently. • Both banks seem to have thrown this code simultaneously.

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Went ahead and replaced both with CVF Stainless Steel Catted Downpipes and Big Daddies Garage Mini CAT O2 Sensor CEL Fix spacer on the each rear O2 sensors. Within a few minutes of driving, I now have P2096, P2098, P0430, P0420 codes and it seems to surge/bog down slightly at idle. Also seems a little more laggy than before.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 …As the code description implies, the P0430 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).Received 2,527 Likes on 1,951 Posts. P0420/P0430 (Catalyst System Efficiency Below Threshold (Bank 1/2)) possible causes ... • Leaded fuel was used where unleaded was called for. • A damaged or failed oxygen sensor (HO2S) • Downstream oxygen sensor (HO2S) wiring damaged or connected improperly. • The engine coolant temperature …There are 4 O2's two on each side upstream and downstream. HF1 DTCs P0420, P0421, P0430 or P0431: CHECK FOR MISFIRE DETECTION MONITOR DTCS. Diagnostic Trouble Codes (DTC) P0420 and P0421 indicate that bank 1 catalyst system efficiency is below the acceptable threshold. Diagnostic Trouble Codes (DTC) P0430 and P0431 …P0430 2003 Ford F150 Code - Catalyst System Efficiency Below Threshold Bank 2. 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.

Hello, I have a 2020 F150 with a Roush supercharger. I recently obtained a DTC code (P0430). Took it to the dealer and they said it's a faulty catalytic converter (driver side) They will replace it under warranty. However, there is no stock available for a replacement cat and they stated that I might be waiting 2-3 months before getting a ...The P0430 code indicates a problem with the catalytic converter mounted near engine bank 2. This can be caused by a faulty catalytic converter, damaged oxygen sensor, wiring issues, or exhaust leaks.Symptoms of the P0430 code include an illuminated check engine light and failed emissions testing.It is important to diagnose and fix this …#p0420 #p0430 #catalyticconvertercodes #badcat #autel #motoragetrainingThe “Catalytic Converter Efficiency” codes, P0420 and P0430, are among the top 10 DTCs...The former vice president and the Massachusetts senator met on the Democratic Party debate stage as fellow presidential candidates. But they go way back. The 10 qualifying Democrat...I've been getting the P0430 for catalyst below threshold bank 2 on and off for a couple of months now. ... F150Ecoboost.net is the best Ford F150 Ecoboost Forum with discussions on 2011+ F150 Ecoboost Trucks. Discuss performance mods, towing questions, wheels, tires, lift kits, and much more!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.2015 - 2020 Ford F150 - p0430 code 2016 3.5ecoboost - Hey guys, 2016 XLT F150 3.5 eco 2wd, 117k miles. For the last 6 months now or so I've had the P0430 code and the check engine light come on. Sometimes it has turned itself off and I have also reset it with my scan tool a few times. I've cleaned the airflow sensors...2015 - 2020 Ford F150 - P0420 and P0430 code on 2015 3.5l ecoboost - Bought this truck a few weeks ago and it runs great. A hell of an upgrade from my 02 screw 5.4. ... P0430 - Catalyst System Efficiency Below Threshold (Bank 2) Description: This DTC sets when the bank 2 catalyst system efficiency is below the acceptable threshold.

2015 - 2020 Ford F150 - Question about P0430 - Hi everyone! I have a 2018 3.5L truck with over 100K miles. The check engine light is on, indicating Code P0430. Is it possible that the catalytic converter has failed?

Received 11 Likes on 10 Posts. Code P0420 in 2018 2.7L. Check engine light came on and reader indicated Code P0420... O2 sensor catalyst system efficiency below threshold. My truck, an '18 2.7L 2wd with 13.5k miles on the odometer has been a great vehicle. Luckily, it's under warranty, but I'm not instilled with a lot of confidence.2015 - 2020 Ford F150 - p0430 code 2016 3.5ecoboost - Hey guys, 2016 XLT F150 3.5 eco 2wd, 117k miles. For the last 6 months now or so I've had the P0430 code and the check engine light come on. Sometimes it has turned itself off and I have also reset it with my scan tool a few times. I've cleaned the airflow sensors...2 years 3 months ago #53733. P0430 after new cats, O2’s, and spark plugs. 2013 F150 5.0 was created by rscar26. Having a hard time trying to figure this out! -New cats for both banks. -New O2’s. -New spark plugs. -New MAF sensor. -negative LT fuel trims both banks -7% to -14%. -O2 voltage .75 both banks.2015 - 2020 Ford F150 - 2017 3.5L Ecoboost P0430 Code - Dashlight light again. Used AutoZone reader and it hits on P0430. As I understand it, that's O2 sensor or Cat Convertor. Engine running fine. No loss of power or milage. I put in a bottle of Cataclean today and filled up with 93 octane but light is still on....2015 - 2020 Ford F150 - P0430 and P0420 Fix - For those who have modifications, you will need to install Spark Plug Non-Foulers (18mm size) on rear 02 Sensors(5.0 engine). (Drill out foulers center hole with 1/2 Drill bit, does not have to be all the way through, drill fouler from the out side inward, enough for the...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 …=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====Engine Code FORD P0430 Saving Repair...

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Same here, 2018 F150 2.7L. Dealer replaced my driver's side cat back in July. I think it took 3 months to come in. Luck would have it I have the code again and am waiting on a second cat for the driver's side. Service tech said it was fine to drive. Truck seems to run fine. On the first one the exhaust did get stinking somewhat.Code P0430 Ford Description. The Engine Control Module ( ECM) monitors the switching frequency ratio of heated oxygen sensors 1 (front O2 sensor) and heated oxygen sensors 2 (rear O2 sensor). A three-way catalyst converter (Manifold) with high oxygen storage capacity will indicate a low switching frequency of heated oxygen sensor 2.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 …In this in-depth guide, we show you how to redesign an existing website step by step, where to begin, and how to reach the final design effectively. 10 Best Practices for Effective...Dec 2, 2020 · Code P0430 Ford Description. The Engine Control Module ( ECM) monitors the switching frequency ratio of heated oxygen sensors 1 (front O2 sensor) and heated oxygen sensors 2 (rear O2 sensor). A three-way catalyst converter (Manifold) with high oxygen storage capacity will indicate a low switching frequency of heated oxygen sensor 2. I can see the downstream O2 sensor voltages, but the upstream sensors don't show that way. My diag tool does not indicate any misfires. 3.5L EcoBoost Engine - P0430 Code and O2 Sensor Bank Locations - I have a 2013 3.5L V6 Ecoboost. Continuing to get P0430 Code: Catalyst System Efficiency Below Threshold Bank 2.`97 Taurus with DTC P0133, P0420, & P0430 I have a`97 Taurus GL with the standard 3.0 V6, auto with 114k miles. My wife's car. Bought it new, getting the CEL on most of the time. Sometimes when starting the car it will surge or stumble and die.Maintenance Shop - 2019 F150 2.7l ecoboost P0430 - Hi all, I'm new here and am hoping to find some answers and learn some things. I bought a used 2019 f150 2.7l ecoboost 2 weeks ago with 41,000 miles on it. This afternoon I got on the gas peddle while merging onto the highway and the CEL came on, P0430 code on... ….

Service Repair. The real cause of P0420/P0430 DTCs. Dec. 10, 2021. The 'Catalytic Converter Efficiency' codes might imply a failed converter, but odds are the …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. 2004 - 2008 Ford F150 - OBD Trouble Code P0430 - This is the only code coming up right now. Recent relevant history is that 3 weeks ago I changed out 8 old plugs that were in horrible shape (electrode worn down resulting in overgap) and causing truck to run rough and cough/spit at high rpm. Truck had 67k mi on it. 7...Te suministramos todo lo que necesitas saber sobre el código DTC P0430 Descripción, causas, síntomas y posibles soluciones. LEER SOLUCIÓN DEL CÓDIGO O...The P0430 on the Ford f150 code is associated with the catalytic converter system efficiency in bank 2. This catalytic converter is the storage of heated oxygen. When the oxygen storage capacity is high, it shows a low switching frequency for oxygen sensor 2. If the oxygen storing capacity reduces, the switching frequency increases.Key Takeaways. The P0430 code indicates a problem with the catalytic converter’s efficiency, which can cause symptoms like decreased engine performance and increased fuel consumption.; Possible causes of the code include faulty oxygen sensors, exhaust leaks, or issues with the air-fuel mixture.; Diagnosing the P0430 code may …Changed Bank 2 catalytic converter and P0430, Faulty Three-way Catalyst Converter Bank 2 is still present! This was not expected. Catalytic Converter-Direct Fit Left Eastern Mfg fits 06-08 Ford F-150 4.6L-V8 was ordered from e-bay $162 About a week later check engine light went out (was no longer illuminated) and has not returned for the past ...What does DTC P0430 mean on a Ford F-150? OBD Code P0430 is a generic OBD II Code – meaning that it applies to every applicable vehicle manufactured since the year 1996. The steps associated with diagnosis & repair often vary from model to model but the code applies means roughly the same thing on every vehicle it shows up on. In this article ...Two studies reiterate how working at home improves mental health. Here's what small business owners need to know about this important topic. Today 69% of employees in the United St... P0430 f150, A quick search for P0430 on the forum found some threads you should read through. ... P0430 “Relax, it's just a truck forum." Member #43 My Mods 2018 F150 Lariat 3.5L (213cid) Special Edition, Sport, 4x4, 36 gal., 157", 6.5' bed “There is no right way to do a wrong thing." Reactions: stereotype one. Save Share. Like. 1 - 2 of 2 Posts., Maintenance Shop - 2019 F150 2.7l ecoboost P0430 - Hi all, I'm new here and am hoping to find some answers and learn some things. I bought a used 2019 f150 2.7l ecoboost 2 weeks ago with 41,000 miles on it. This afternoon I got on the gas peddle while merging onto the highway and the CEL came on, P0430 code on..., #p0420 #p0430 #catalyticconvertercodes #badcat #autel #motoragetrainingThe “Catalytic Converter Efficiency” codes, P0420 and P0430, are among the top 10 DTCs..., Let's look at the Citi Premier Card and the perks it provides to see whether the $95 annual fee is worth it. We look at the welcome bonus, points-earning and hotel credits. The Cit..., As the code description implies, the P0430 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)., The cost to diagnose the P0430 2002 Ford F150 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., The P0430 code indicates that the powertrain control module (PCM) detects the poor efficiency of the catalytic converter at Bank 2. Basically, Bank 1 and Bank 2 are the two sides of the engine. Bank 1 represents the side of the car’s engine containing cylinder No. 1, while Bank 2 represents the opposite side of Bank 1. ..., Are you looking for a free repair manual for your Ford F150? Look no further. We have compiled a comprehensive list of the best free repair manuals available online. The first step..., There are really two main causes of P0073 in the Ford F150. Either the AAT is bad, or there is a problem with the wiring harness going to it. Malfunctioning ambient air temperature sensor. Faulty Powertrain Control Module (Not very common) A damaged or corroded electrical connector., My code reader shows a code PO430 (catalyst efficency below threshold. I've changed both O2 sensers on driver side,but the check engine lite comes on approx. 45 miles. This is F-150/5.4 4x4 2002. … read more, 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., Getting the p0430 code. Checked Pre/Post cat temps, both cat's registered about a 40-50 degree jump. Ran a graph using forscan on Bank 1 vs Bank 2, but I'm not …, Ford TSB 22-2260. Some 2018-2020 F-150 vehicles equipped with a 2.7L EcoBoost and 2020-2021 Expedition/Navigator vehicles may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0420 and/or P0430 stored in the powertrain control module (PCM). This may be due to high sulfur content in …, AMC stock is heating up today on some unprecedented news. A hedge fund has taken out a significant long position in the theater play. Even institutional investors are warming up to..., Aug 19, 2020 · 16 Posts. #2 · Aug 19, 2020. You need to watch what the o2 sensors on bank 2 are doing when at operating temp. The upstream switches quickly the downstream switches slowly when the cat is working properly. When the cat is worn out rear o2 will switch quicker. Compare it to the reading on the other bank. , 1997 - 2003 F150 - Can bad gas cause a P0430? - 97 F150, 4.2L V6 200k miles Truck has been running fine. No CEL, or anything. Stopped and filled up the tank and within 10 minutes of leaving the pump, the CEL came on. Code is P0430. I drive this truck 60 miles a day. It's shown no signs of any issues until the light..., P0430 code. 2013 f150 XLT 4x4 5.0 108k miles. have had this code on for a little while now. Guy at autozone said I could be ok not replacing the o2 sensor. Thought …, Surfers in Huntington Beach decided that 65 people on a surfboard just wasn't enough. THE HISTORY AND CULTURE OF HUNTINGTON BEACH is so steeped in surfing that this So Cal beach to..., 78. The P0430 code is a common OBD-II code that indicates a problem with the catalytic converter. This code specifically refers to insufficient catalytic converter efficiency in bank 2. Identifying and fixing the cause of this code is crucial to maintaining the performance and emissions of your Ford vehicle., Causes of the P0430 Code. Most causes of the P0430 DTC revolve around either the catalytic converter or the oxygen sensor in that bank. There could also be a leak, but this is less likely. Here are the top …, The rest of the exhaust looks new. 2015 - 2020 Ford F150 - 2019 2.7 Cat Converter Issues - I have a 2019 STX 2.7L with 131K miles that's already had three catalytic converters replaced. P0430 at 54K miles and again at 77K miles both replaced under warranty. P0420 replaced out of pocket at 116K miles and now looking at a CEL with a hard P0430 and..., General F150 Discussion - CVF catted down pipes throwing cel codes P0420 & P0430 - Just installed CVf catted down pipes was good for 2 days and now I’m getting 2 codes P0420 & P0430, have cat back exhaust, catch can, turbo inlet tubes AMS, catch can, cold air intake open element, and 5-star 93 performance tune for..., P0430 Symptoms. Some common symptoms associated with the P0430 code include: Check Engine Light: The most common symptom of the P0430 code is the Check Engine light illuminating on the dashboard. Decreased Fuel Efficiency: A malfunctioning catalytic converter can lead to decreased fuel efficiency. Decreased Performance: A damaged or clogged ..., Dec 31, 2020 · 2009 - 2014 Ford F150 - P0430 code - 2013 f150 XLT 4x4 5.0 108k miles have had this code on for a little while now. Guy at autozone said I could be ok not replacing the o2 sensor. , 2004 - 2008 F150 - '04 F150, code P0430 - This is from a 2004 ford f150 5.4L 4x4 new body style. please look at the photos I took of the code scanner. Is there something that tells wheather the cats are working correctly or the COPs?, They installed a Ford OEM and everything has been good since then. 2009 - 2014 F150 - P0420 P0430 after new cat - I have 2014 f150 with 5.0 engine. New engine 70 k miles. Replaced cat and o2 sensors by dealer anout 1000 miles ago. Now get the P0420 and P0430 dtc codes even few hundred miles., 2015 - 2020 Ford F150 - P0420 & P0430 Catalyst Below Threshold codes on 2.7L - Good day folks, I have a 2020 STX w/ 2.7L and lately it as been spitting out two codes very randomly, sometimes it can take 2-3 weeks before it comes back after clearing. It has 150,000Kms. Does anyone know what might be causing this? I..., The P0420 and the P0430 codes are caused by catalyst inefficiency. Replacing your catalytic converter is costly, so, knowing if a new catalytic converter is needed pays off. Your car’s exhaust system (below) comprises: a catalytic converter (s), at least two oxygen sensors and exhaust pipes that route the engine’s exhaust from the …, Dec 1, 2011 · 2004 - 2008 F150 - '04 F150, code P0430 - This is from a 2004 ford f150 5.4L 4x4 new body style. please look at the photos I took of the code scanner. Is there something that tells wheather the cats are working correctly or the COPs? , 2015 - 2020 Ford F150 - P0430 and P0420 Fix - For those who have modifications, you will need to install Spark Plug Non-Foulers (18mm size) on rear 02 Sensors(5.0 engine). (Drill out foulers center hole with 1/2 Drill bit, does not have to be all the way through, drill fouler from the out side inward, enough for the..., Te suministramos todo lo que necesitas saber sobre el código DTC P0430 Descripción, causas, síntomas y posibles soluciones. LEER SOLUCIÓN DEL CÓDIGO O..., 2015 - 2020 Ford F150 - P0430 code - I just bought my first F150 last month. I am 60 y/o and have always owned Chevy's. I will start by saying I LOVE THIS TRUCK! It is a 2019 F150 XLT crewcab 4X4 with the 3.5L Ecoboost. It has 80,000 miles. I drove it 5hours home, no problems. I changed the oil, oil filter, air..., 2015 - 2020 Ford F150 - P0420 & P0430 Catalyst Below Threshold codes on 2.7L - Good day folks, I have a 2020 STX w/ 2.7L and lately it as been spitting out two codes very randomly, sometimes it can take 2-3 weeks before it comes back after clearing.