F150 p0430

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 …

2009 - 2014 Ford F150; 2012 Ecoboost P0430 Again; Topic Sponsor. 2009 - 2014 Ford F150 General discussion on 2009 - 2014 Ford F150 truck. Sponsored by: 2012 Ecoboost P0430 Again. Reply Subscribe . Thread Tools Search this Thread 03-16-2021, 10:09 PM #1 ...How Much Does It Cost to Fix the Ford F150 P0430? Fixing Code P0430 on a Ford F150 Usually Costs $400-900+ for Catalytic Converter Replacement If That Is the Issue. An Oxygen Sensor Replacement May Cost Slightly Less. What Are Some Ford P0430 Code Fixes?Sep 21, 2022 · The Ford F150 P0430 Code is a Diagnostic Trouble Code (DTC) that indicates an issue with the efficiency of the catalytic converter in bank 2 of the engine. When this code is triggered, it means that the vehicle’s control module has detected that the catalytic converter is not working as efficiently as it should be. The exact definition for the P0430 code is “Catalyst System Efficiency Below Threshold Bank 2”. This practically means that the catalytic converter on bank 2 exhaust manifold isn’t working as it should. That results in increased bad emissions being released into the atmosphere.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 indicates a converter that’s worn out or degraded, rather than obstructed internally.

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.Code P0430 indicates that the catalytic converter is not functioning efficiently, therefore increasing the output of harmful pollutants by the vehicle. P0430 Causes. Faulty oxygen sensor. Faulty air-fuel sensor. Worn or internally failing catalytic converter (Most Common) A leak in the exhaust system. Misfire (the root cause of converter failure)Thanks. This code almost always points to a bad catalytic converter. Only replacing the converter will fix this. I would suggest taking it to the Ford dealer and seeing if they can get this covered under the emissions warranty. They may want to do their own test, like watching the switching rate of the front and rear sensors to see if in fact ...2016 F150 Ecoboost 3.5 P0420 and P0430. poofyo101. 2015 - 2020 F150. 24. 04-16-2019 10:14 PM. Still major trouble. Graham1222. 1997-2006 Expedition & Navigator. 7.2015 ford f150 3.5l ecoboost is throwing a p0430 code every few days, only symptom of anything is coolant below min line. Topped up coolant, any suggestions? ... 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, …

2009 - 2014 Ford F150 - Returning Code: P0430 - Hello all, I have a 2014 Ford F150 5.0 with 59,5xx miles. About a month ago I was driving a short distance and noticed a slight rattle like sound. After I ran my errand and got back in, no noise. Then the CEL came on, P0430. Cleared it and it came back shortly after....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.General F150 Discussion - Ecoboost/Need to Change Cats/P0430 code/Just got tuner and exhaust - So as stated above. While i was waiting for my Full Race cat back and SCT tuner to arrive in the mail my truck threw a code. P0430... drivers side cat bad. Now the truck has 68k miles so its out of warranty. I am leery of...2015 - 2020 Ford F150 - 2017 3.5EB with P0430 - Main issue is dealership said I need to make an appointment to have them check it out. But the MIL comes on and off. ... 2015 - 2020 Ford F150 General discussion on the 13th generation Ford F150 truck. Sponsored by: 2017 3.5EB with P0430. Reply Subscribe . Thread Tools ...2015 - 2020 Ford F150 - CEL after tint, P0430 - Hello All. I have a 2018 F150 crew cab, 5.0. I had limo tint put on the side windows and 35% on the windshield. After driving it a bit I got a check engine light. Had Advance Auto pull the codes, P0430 three times. Started missing a bit until I hit the accelerator. The...

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1997 - 2003 Ford F150 - P0430 Bank 2 & the Many Opinions - Recently (to add to all the other things I'm doing to my truck) the P0430 inspired check light came on. I've watched many YT vids @ this stage. One said to remove the sensor and put in Sea Foam. Another, replace the cat. Yet another from a mechanic who said...Joined Apr 11, 2022. 3 Posts. Discussion starter · #1 · Apr 11, 2022. Hello, I got P0430 (catalyst efficiency below threshold) 2 days after the spark plug change. I changed the spark plugs but didn't change the coils. OBD2 scanner can't detect any misfires, but sometimes RPM is not constant at idle. Also, I observed a 25% decrease in MPG.Our primary activities are the design and manufacture of quality made & competitively priced Medium Voltage Electrical Panel Boards and the provision of Electrical Systems Consultancy for a global client base. Verghmens Retrofit Electric division is a full service electrical manufacturer. With more than 25 years in the industry, our crews ...2007 F150 P0420 and P0430 repair. Post by 2007#85 » Thu May 11, 2017 4:12 am. I have a 2007 Ford F150 Nitemare, 5.4 Liter, Roush modified, supercharged. Odometer reading 18k plus miles. Prior to my purchase of the vehicle the muffler was changed to a Borla. The problem is the exhaust flows much more freely and set 2 codes.

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.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 ContentsFord F150 Code P0430 Bank 2 16 Jan 2024. P0430 code: catalyst system efficiency below threshold (bank 2 P0430 code: catalyst system efficiency below threshold (bank 2 Sensor p0430 lambdasonde catalytic converter oxygen o2 threshold obd2 bank1 audi obd. Ford Catalyst Efficiency Codes P0420 P0430 Explained - YouTube2015 - 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? I had a visual inspection, and it appears to be in good condition without any leaks. Do you have any...2004 - 2008 F150 - 5.4L 3V with miss, rough idle and codes P0340, P0344, P0345, and P0349 - I recently purchased my first Ford pickup. I bought a 2006 F-150 with the 5.4L 3V engine. I have only driven it for about 300 miles so far and am having problems. The engine has 146,000 miles on it. I have read several posts on...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 ...2004 - 2008 Ford F150 - P0430 cheapest place for cats? - 2006 215,000 5.4 I had multiple misfire code. Replaced plugs and coils didn't fix the issue. My cam phasers we out of control loud so I replaced my solenoids. Fixed the phaser problem. Month later I get the P0430 code. Cat lean bank 2. Which I am sure its...2010 F150 5.4L 3V 187,300 miles The service engine light came on while driving a couple days ago. When I got home I checked the codes and the only code stored was P0430 (Catalyst System Efficiency Below Threshold Bank 2).I cleared the code and drove for a couple more days and the service engine light came on again and it stored the same P0430 code.

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.

The most common cause of a P0430 code on Ford F150 and other car models is a defective catalytic converter in bank 2. However, there are a few other causes that may be responsible. Let’s explain the most prominent causes in detail.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 sensor is ...2015 ford f150 3.5l ecoboost is throwing a p0430 code every few days, only symptom of anything is coolant below min line. ... F150Ecoboost.net is the best Ford F150 ...Discussion starter · #1 · Oct 5, 2017. New to the forum and I am chasing the cause of an 0430 code. Bank 2 Efficiency below threshold. I have the Torque Pro app on my phone and an ELM connected. First thing I did was check the voltage of the O2 downstream sensors. Bank 1 was steady.2004 - 2008 Ford F150 - P0430 still after new cat - I know this has been discussed all over but I still don't have a firm answer. First off I have an 07 5.4 with 76,000 miles. Recently a cel came on and it reads a p0430 bank 2 (drivers side) catalyst below threshold. I took It in to ford as it is under the 8yr/80,000...2009 - 2014 F150 - Help with P0430 code: driver's side CAT.. - Howdy Guys, Been fighting a P0430 for a few weeks now - Driver's side catalytic converter bank. After reading several post on this and other sites I troubleshooted in the following manner, from the lowest cost up: 1. replace all spark plugs. Clear code....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...P0455 in the Ford F150 is a trouble code that indicates your truck has a LARGE evaporative emissions leak. With this code, you shouldn’t notice any symptoms besides perhaps a noticeable fuel smell. P0455 usually is not an immediate threat to the driveability of your F150. But, whenever the check engine light is on, it’s good to deal with ...2004 - 2008 Ford F150 - P0430 still after new cat - I know this has been discussed all over but I still don't have a firm answer. First off I have an 07 5.4 with 76,000 miles. Recently a cel came on and it reads a p0430 bank 2 (drivers side) catalyst below threshold. I took It in to ford as it is under the 8yr/80,000...

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To diagnose the P0430 2001 Ford F150 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.2004 - 2008 F150 - 5.4L 3V with miss, rough idle and codes P0340, P0344, P0345, and P0349 - I recently purchased my first Ford pickup. I bought a 2006 F-150 with the 5.4L 3V engine. I have only driven it for about 300 miles so far and am having problems. The engine has 146,000 miles on it. I have read several posts on...#p0420 #p0430 #catalyticconvertercodes #badcat #autel #motoragetrainingThe "Catalytic Converter Efficiency" codes, P0420 and P0430, are among the top 10 DTCs...Code P0430. Make; Ford; Description; Catalyst Efficiency Low - B Bank; Conditions For Setting This Code. Engine started, vehicle driven at steady cruise speed for 5 minutes, and the PCM detected the switch rate of the rear HO2S-12 was close to the switch rate of front HO2S (it should be much slower).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.We would like to show you a description here but the site won't allow us.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.150, 2005, 2006, 2008, code, engine, error, escape, expedition, f150, ford, p0420, p0430, po420, v6. 2004 - 2008 F150 - P0420 & P0430 codes - I have a 2007 F150 XL 4x4 that the ces just came on and the codes were P430 and P420. I haven't noticed any difference in the way the truck is running. Any suggestions on what might be wrong?Jan 28, 2022 · The P0430 fault code is a common one, and it stands for catalyst system efficiency below the threshold (Bank 2). This means that the catalytic converter on bank 2 exhaust manifold isn’t functioning efficiently and is sending excess pollution into the environment. There are a couple of things that can cause the P0430 code, and the check engine ... ….

2015 - 2020 Ford F150 - P0430 - Hi guys, I bought a new to me ‘15 Platinum with the ecoboost. I noticed a squeaking noise during hard acceleration only and I’m assuming the exhaust manifold is leaking. Could a leaking manifold cause P0430? I noticed the catalytic converter was relaxed according to carfax so a shop...2009 - 2014 Ford F150 - 2012 Ecoboost P0430 Again - I keep getting a P0430 error on the truck. I have replaced all 4 O2 sensors and the cat on bank 2(drivers) side.P0430 CODE: Catalyst System Efficiency Below Threshold (Bank 2) 01/02/2020 by JamesL Davis. The P0430 is a check engine light code that shows that the efficiency and performance of your catalytic converter are less than the required threshold. This means that every time you turn on your vehicle, you're adding more pollution to the environment ...The cost to diagnose the P0430 1997 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.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.Clearing P0430 Code. '16 F150 Ecoboost 3.5 recently started throwing P0420 then P0430 codes, P0430 is still in permanent memory. Yesterday I had all 4 oxygen sensors replaced. I understand that most likely the cats will need to be replaced but if it turns out to be 02 sensors, how do I get the permanent P0430 erased?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.P0430 Code. by Nederlansk » Fri Apr 08, 2022 11:06 am. I have a 2018 F-150 STX and am the original owner. It has 34K miles and the check engine light came on yesterday. I checked and the code is P0430. A couple of months ago, my mileage dropped off about 1~2 mpg. Last month driving at speed occasionally the engine seems to slightly hesitate a ...2011+ Engine Related Questions - P0430/0420 Codes AFTER spark plug change - Good day gents! - Thankful you're all here. This is such a helpful group and enjoy reading all the support on virtually every problem out there, ha! I've got a 2011 F150 FX4 with the 5.0 coyote. ... I've got a 2011 F150 FX4 with the 5.0 coyote. Love the truck, factory ... F150 p0430, Likes: 41. Received 165 Likes on 118 Posts. 2018 2.7eco P0420 P0430 Sulfur in gas. I have a 2018 2.7 with 48k on the clock. I recently started experiencing a intermittent P0430 code. Other than the code, the truck drives fine. I'm grateful that I still have a warranty and made an appointment to see the dealer. They are booking two months out., 2019 F-150 5.0L - P0430. Catalyst System Efficiency Below Threshold (Bank 2). I've read where this may be the cat being bad, but I don't have any power loss, fuel economy is still 16 city and about 19 highway. I'm thinking it is the O2 sensor, but I'm not sure what side bank 2 is., 1999 to 2016 Super Duty - P0420 and P0430 - Hello all, new to the site. I have a 2013 F350 Crew Cab Long bed xl with 128000 miles on it. ... Lightning, Harley-Davidson F-150, Roush F-150 & Saleen F-150; 2015 + Expedition & Navigator; 2007 - 2014 Expedition & Navigator; 1997-2006 Expedition & Navigator; Super Duty/Heavy Duty. 2017+ Super Duty;, Ford F-150 / F-Series Generations. 1997 - 2003 Ford F-150. If you shop at Amazon.com (for anything), use this link to help support FordF150.net! Looking for recent topics? P0430. 3 posts • Page 1 of 1. BlackFord5 Regular Member Posts: 50 Joined: Mon Jan 18, 2010 7:31 pm Truck: 1997 F150 lariatt 4x4. P0430. Post by BlackFord5 » Mon Mar 15 ..., Ford F150 P0430 Code: Causes + How to Fix. This page is meant to help you troubleshoot the Ford F150 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., 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., Action: Follow the Service Procedure steps to correct the condition on vehicles that meet all of the following criteria: 2021 F-150. 3.5L EcoBoost engine. Built on or before 02-Mar-2021. Exhibits an illuminated MIL with DTCs P060B, P0420, P0430, P04F0, P2601 and/or P0364 stored in the PCM. Warranty Status: Eligible under provisions of New ... , How to easily test any Catalytic Converter. Ill show you how I tested and replaced my catalytic converter on my 2014 f-150 with the 3.5 Ecoboost.Do not pay $... , P0430 code Ford F150 occurs when the PCM identifies an issue with the catalytic converter at engine Bank 2. Use the Way App to find the best gas discounts, EV charging near you, auto insurance , auto refinance, and more!, P0430 Fixed, Now I have a P0420??? by Bren118 » Sat Oct 18, 2014 8:17 pm. I just want to say how great these forums are. Such a plethora of useful info. This is my first time posting because I am now truly stumped. I bought a 2006 F-150 5.4L SOHC XLT with 120,000 miles on the odo. I had absolutely no reservations about buying a higher mileage ..., 2004 - 2008 Ford F150 - 2004 F150 5.4L 4WD P0430 code - So I was driving home tonight in rush hour traffic cruising about 55 and I got a check engine light. No change in performance, no misfire, no rough idle, nothing but the light. Went by AutoZone to have the code read, turns out P0430 bank 2 cat issue. Any ideas..., I don't feel like the money to put 2 new cats in it is worth it. 2009 - 2014 Ford F150 - P0430- 02 sensor or cat converter? - 2013 with 3.5 ecobsoost, 147k miles. Has an intermittent check engine light for P0430 (catalyst system efficiency below threshold bank 2)., 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 …, 2009 - 2014 F150 - Help with P0430 code: driver's side CAT.. - Howdy Guys, Been fighting a P0430 for a few weeks now - Driver's side catalytic converter bank. After reading several post on this and other sites I troubleshooted in the following manner, from the lowest cost up: 1. replace all spark plugs., 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. Can anyone tell me: 1. Which side is Bank 2 (Driver/Passenger) . 2. What could be causing this code. 3. If it is the O2 sensor, which one..., Get in some meteor-peeping with this guide to October's hottest meteor showers. There are a couple of interesting meteor showers to watch for in October: First comes the modest Dra..., Joined Apr 11, 2022. 3 Posts. Discussion starter · #1 · Apr 11, 2022. Hello, I got P0430 (catalyst efficiency below threshold) 2 days after the spark plug change. I changed the spark plugs but didn't change the coils. OBD2 scanner can't detect any misfires, but sometimes RPM is not constant at idle. Also, I observed a 25% decrease in MPG., 2.7L EcoBoost Engine - 2.7L with P0420/P0430 Catalyst below Threshold codes - 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..., 2004 - 2008 Ford F150 - 06 5.4L with 60k and P0430 code - I just bought this truck last week and today my check engine light came on. I got a P0430 code out of it. Could my cats be bad with only 60k miles on them? I would try to replace the O2 sensors but from digging around it seems this is a waste of time and money...., 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..., 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. It rained last week and I threw a PO430 code so I cleared to see if it would pop back up. Fast forward to yesterday, rained again this time threw both..., 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..., General F150 Discussion - HELP P144C to P0430 CEL is back - F150 Lariat V6 3.5L eco boost, 4 wheel, 2014, The check eng. light came on, showed code P144C (Evap emission sys purge flow performance during boost), I changed the evap. purge valve (Ford CK41-9B325) with Auto Zone Duralast PV958. Reset check eng light...., 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 Contents. ... Ford F150 P0430 Code: Causes + How to Fix. Ford F350 P0430 Code: Causes + How to Fix. Jason on Mazda 6 P0320: Meaning, Causes, & Diagnosis., 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 …, 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..., 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., Jul 24, 2017 · Received 6,199 Likes on 4,672 Posts. P0430 - Catalyst System Efficiency Below Threshold (Bank 2) Description: This DTC sets when the bank 2 catalyst system efficiency is below the acceptable threshold. Possible Causes: Use of leaded fuel. Damaged heated oxygen sensor (HO2S) Out of range engine coolant temperature (ECT) sensor. High fuel pressure. , 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..., =====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====Engine Code FORD P0430 Saving Repair..., Code P0430 Ford F150 is a well-known and reliable truck. However, a common issue that can arise from time to time is the Ford F150 code P0430. This code is a warning that the truck's catalytic converter is not functioning properly. It is important to understand what code P0430 means in order to properly repair your Ford F150 truck., Jun 16, 2020 · 2016 F150 Ecoboost 3.5 P0420 and P0430. poofyo101. 2015 - 2020 F150. 24. 04-16-2019 10:14 PM. Still major trouble. Graham1222. 1997-2006 Expedition & Navigator. 7. , 3.5L EcoBoost Engine - p0430 & p0306 - Any help? 2016 160k miles I already replaced the drivers side cat with another OEM unit about 15k miles ago due to the P0430 code. It came back up with with a P0306. I had the spark plugs changed about 9k miles ago. I reset the ecu and replaced the cyl 6 spark plug and it seems...