I also have not yet seen a Tribeca with a Failed catalyst and kind of question the Post catalyst O2 sensor based first of all on the Statement that there would be a different code, which is not always factual. FCA03. I have filled the tank up with 93, and added a bottle of chevron techron. Save my name, email, and website in this browser for the next time I comment. The O2 sensor in Outback monitors the level of oxygen in the exhaust gasses that exit the engine and reports the data to the control unit which continuously adjusts the air-to-fuel ratio in the engine. Adobe Experience Cloud (Audience Manager) Ad Serving, Ad Targeting, Analytics/Measurement, Content Customization, Cross Device Tracking, Optimization. Ammonia (NH 3) odor may also indicate poor catalyst function. This is to get your attention as the public tends to ignore the check engine light or think they just have a loose gas cap, then the next day they are stranded. If so, how? Thanks again! Any other thoughts or advice would be appreciated. Some weeks later, in early December, CEL came on. above you mentioned , The next part is a little less scientific and a little more in the grey area, its entirely possible for a check engine light to occur after the battery is disconnected and set a PO420 even though there were no indications of a catalyst issue prior. P0420 was showing When I drive like my wife drives it will not throw the code. Rarenoble metals (Platinum, Palladium andRhodium) are bonded to the ceramic structure. Good idea? To get an OE CAT do I get it from a subaru dealer or is there a place online I can go? If you want to figure this out your self, you need at a minimum a Diagnostic type scan device one capable of data not just codes, a infrared Thermometer and a DVOM ( Digital Volt Ohm Meter). what does one do i am going to buy a digital full read out obd2 connector for my phone i can leave attached to get some live data recorded but im currently left scratching my head as to what to do now Other than start collecting live data snapshots of the moment it shows up. Hi Justin, Fouled plugs, bad oxygen sensor readings, worn valves or pistons and a number of other variables can cause internal catalyst failure. A car you owned in the past had less technology and less strict emissions requirements. One of the more common codes we see on the Subaru, is P0420 CatalyticConverter Efficiency Below Threshold. Thats what happens when I post after my bedtime! Without a code I have no idea what to try and suggest you check, while its always good to check the car fluids, the check engine light is not generally ever going to come on for low fluids. The cats,o2 sensors, Pcm replaced and reprogrammed, Maf sensor have all been replaced with Subaru parts. Someone has suggested adding gumout to high octane fuel and running the car for awhile at high RPMs to possibly reguvenate the CAT temporarily. In order for the conversion towork efficiently it needs lots of oxygen. A professional mechanic can swiftly diagnose the problem for you. Towed it home and put the new parts on in my garage. All Wheel Drive Auto, LLC is an Independent Subaru Service and Repair Facility. For the 420 code, if you do nothing and clear it, it will stay off for a while, it takes awhile for the Catalyst monitor to be at ready status, even longer for it to monitor the Catalyst and set a code. Poor acceleration Thanks. Also,should I be running hi octane fuel full time? Because you are poor and worried the first thing you need to do is head to a parts store that will scan the car for free. Hello, Typically the Catalyst and 02 sensors should be done a the same time. Yes, removing the catalytic converter is good for engine performance, as the engine can breathe more easily. This commonly happens due to a bad upstream oxygen sensor, but can also happen due to a bad MAF sensor or worn spark plugs. Of all the vehicle Ive had over the years with much higher mileage, Ive never had to replace a converter. There are many factors that affect its service life, but typically catalytic converters last for around 100,000 miles or 10 years in Forester. That really does help. Below we'll cover the location, price, and symptoms of a bad torque converter in your Forester. Analytics/Measurement. Catalytic Converters are recyclable and just like any other recyclable material including engine oil and coolant is only hazardous if not handled properly. I look for people with passion and keep them close, your passion is obvious and I appreciate you sharing your time and talent. To turn off the check engine light, you install cat fooler/space. So ran beautifully for a week after driving it 4hrs from Atl back to southern Al. The cat fooler is installed between the pipe and o2 sensor. They are a large and reputable dealership https://farmerautovillage.co.nz Anyway they cleared the codes and told me to monitor it. Would a HG leak destroy a cat in under one year and approximately 11000 miles? Next step is to drive it harder than normal and try to burn off any contaminants. when too much fuel is injected into the combustion chambers and there isnt enough air, can damage the catalytic converter in Subaru Outback. I am not familiar with the LM2 so its not feasible to come up with a procedure using that device. Since some OBD codes are manufacturer-specific, the scanner will be able to give you more accurate information if you enter more details about your Outback. Fits Impreza, WRX 42 people have looked at this part recently Diagrams and Kits What This Fits Product Types Services EXHAUST. It can run into problems over the normal life of the vehicle, and is often accompanied by OBDII code P0420. With a noticeable loss of performance, high fuel consumption and more harmful emissions at the tailpipe, a defective catalytic converter should definitely be considered. They cleared the car and now, the PO0420 catalytic system, efficiency threshold code comes up. I understand trying to save money, but there is no solution other than back to factory parts. https://dl.dropbox.com/u/7723638/Dioc%20Subaru.pdf. Probable causes My thinking is that either the cat has fallen apart or faulty rear O2 sensor. Thanks for your insight and expertise. Hi Justin/ BTW, there was no link in your reply. After reading your explanations I end up with more questions than I started with. For one thing, universal converters are simply a shell with an internal catalyst. Justin, thanks for sharing your expertise on this site. Exhaust. Hi Justin, WebScroll down for a partial list of fixes and recalls on the US spec Subaru Outback, Legacy, Impreza, Forester, WRX STI, BRZ, Crosstrek, Tribeca. https://dl.dropbox.com/u/7723638/Diognostic%20Subaru.pdf. My question is: is it normal for the Cruise control light to be on and blinking (not functional) and the Vehicle Dynamics control (vdc)light is on and non-functional? Thats the place to start. Aftermarket Catalytic convertors are worth $ZERO. id really like to stay away from the OEM $400+ part if i could do it for less by just replacing with aftermarket. Also the HG failure could have degraded the Catalyst as well, but the most common reason they fail is they get all choked up with carbon and crud and no longer reach the light off point. If the temperature difference is higher than 10 degrees Celsius or 50 degrees Fahrenheit, then most likely the catalytic converter is clogged. I appreciate your input. Ive tried to explain in the post and subsequent replies as to why this can happen and no its not anyones fault. My dad recommends that I just sell the car, in fear that it may cost us much more than we bargained for. We were still in contact with the seller and he came and checked it out and code P0420 came up, but he said that it was nothing to be worried about and turned the light off. HGs replaced at 140K by Subaru. I would also suggest reading in your Owners Manual What Subaru states about not just the Check engine light, but about all warning indicators so you have the knowledge going forward, and know when its ok to drive and when its not ok to drive. If the rest of the car is in good shape I would never suggest you get rid of it for a failed convertor, you may be able to get many more years of good life out of the car, the converter is an emissions control device and even when the light is on ass a result of the Computer not seeing the data it wants, the car may not be grossly polluting. My car too has the p0420 code. and suspected a one time voltage surge. Cannot find any reference. been maintained. Prior to that, he managed two different restaurants for over 15 years. This is the only place on the web where I found a reference to my issue! Thanks for any insights you can offer! My long time mechanic said it was now the p0402 code and replaced the o2 sensor. nitrogen. I cant tell why its giving this code. You can try higher octane fuel and harder driving to build up Exhaust Temperature. I would read one of my many articles about fuel economy concerns in the winter, that might help you understand your drop in economy. O2 sensors are Ok for now. While there are many quality aftermarket catalytic converter manufacturers these days, you can price the converters and pay less than half what the Subaru dealer will be asking. Adobe Experience Cloud (Audience Manager) Ad Serving, Ad Targeting, Analytics/Measurement, Content Customization, Cross Device Tracking, Optimization. Its still under one year since I replaced the cat. In any case, it is advisable for laypersons to visit a workshop. I got everything fixed and filled up with the best premium. environment. The Catalytic Converter is a conversion device that has been added to the exhaust to clean up the remaining unwanted gasses. Model Year Carline Affected Production Dates 2015-2016 Legacy 12/16/2013 9/30/2015 2016-2016 Outback 12/9/2013 9/30/2015 It isimpossible to achieve complete combustionwith the current internal combustion engine. So any advice would be much appreciated. One year life span for the aftermarket convertors is very typical and very unfortunate which is why we wont use them. I did not get it replace. Any suggestions would be greatly appreciated. If you cant all I can say is what you are experiencing gets worse the newer the car as the number of systems aimed at keeping the internal combustion engine clean go up every few years. We purchased a used 2002 Outback wagon recently. Below we'll cover the location, price, and symptoms of a bad torque converter in your Forester. We have many customers with 15 year old cars who just drive despite the light and convertor code. 80k is still very low mileage for a Subaru and its got a lot of life left in it. Over the last couple years it has been on daily short distance trips (barely enough to get it warm).Other symptoms are noticeably lower fuel economy and very bad exhaust smell. My outback is a 2.5i, not an H6, & rust is not an issue. I bought a fel-pro head gakest kit and changed all the gaskets on the way in as well. Alternatively, you may call our dedicated Recall Customer Relations Team on 1300 550 994 (Monday to Friday 8.30am 5.00pm AEST. So I had both front bearings replaced. 83000 miles on it and I get the dreaded P0420 code. On a modern vehicle you are asking for trouble if you dont use a memory maintainer tool when disconnecting the battery. Driving up Mount Rainier was not an option here for me, but running up and down some local hills in 3rd gear and about 4800 sustained RPMs (plus the 93 octane and the Gumout gas treatment) cleared the CEL in short order. Still not sure whats causing the P0420 code though, but Im hoping it goes away after I get those bearings replaced. Had a local garage check it out and they could not find any issues. Tightening the gas cap if its loose may correct the light , but more importantly why would you keep leaving the cap loose? There is 7166 miles on this allegedly new catalytic converter. SOA has already declined my warranty on the cat even though my warranty specifically reads PZEV warranty on 150,000 miles that are distributed to NY, and say that its not longer warranted since I am registered in Canada. Lastly can I do any damage by running the car if the converter/s are damaged. If its not affecting the performance, you can put it off until you need to test for emissions if you live in an area that tests. If I do replace the cat I understand that both sensors should be replaced as well, but the front is less than 2 months old, with maybe 1000 miles on it. If you see any fault code from P0420 to P0424 or from P0430 to P0434 in the OBD2 scanner, it indicates a problem with the catalytic converter. I have an 01 Sub Legacy. If you are not able to locate one, than that is most likely ruled out as a possibility. You can try to build up some exhaust heat with a spirited drive in lower gears and higher RPMS then typical and see how that goes. But just before the lights went on the first time I had filled the tank and added STP engine cleaner additive, which I had never used before. However, this is not always the case, as a bad oxygen sensor can also trigger catalytic converter codes. Had the CE light come on, took to the same Subaru dealership (Wagners in Fairborn, OH great place) and the diagnosis was rear O2 sensor. In my case, about a week before the code was tripped, I brought the car to my regular mechanic because we were smelling a fuel leak. 2022 Subaru Outback Base {{loadingIndicator}} Hamburger menu. Ive learned more here in the last 20 minutes, not just about emissions, but servicing and testing in general. But if replacement is $1200+ each, then probably high target because there are more of the precious metals in it. Should I just bite the bullet and have it replaced? The first time this happened, I took it back to the shop that replaced the wheel bearings and they found that the speed sensor on one of the wheels had been damaged during wheel bearing replacement and they replaced that speed sensor. Webexhaust pipe containing the catalytic converter. I also have a k&n drop in air filter too. I know thats confusing at times but Welcome to the US government. Full What do you mean by If the Rear O2 sensor was tested out side of the data you gave me? Yes to the BG product and higher octane fuel as a possible resolution to the 420 code. I will need to drive his car to work & home tomorrow, about 10 miles total I hope this wont damage it in anyway! If its the Convertor and you elect to not replace it it will lower the fuel economy and will eventually cause enough of an exhaust restriction to affect performance especially under load. What fuel additive would you suggest, if any? 85,000 miles. I cleared the code and started the car, it ran for a few seconds and then stalled. I did manage to speak directly to the technician and he seemed knowledgeable and thought that the front and rear sensors were ok, but that the catalyst needed to be replaced. In addition to the vehicle make, model, and engine type, you usually also have to type in the Vehicle Identification Number (VIN). Should it get back to where it was once its broken in? it could be worth importing them myself from what Ive read online most Subaru ones appear to only be around the $1000 each mark. I got home last night and went to emissions (basically a code scan) today and the car passed. A few weeks later, P0420 came back. exhaust cover '06my. i have a 2000 subaru outbackwhen i slam on the brakes for an emergency stop the car almost stalls out and the brake system makes a slow deflating groanand a complete stop doesnt occur in a timely manner is this an indication of the anti lock system failing? (Those are the O2 sensors, right?) WebCatalytic Converter Part Number: 44102FE040 Exhaust Pipe Center. ), 2. Which of these am I looking for if it is the cat that needs replacing?? Hi Justin, vapor, nitrogen, and oxygen before the exhaust is expelled into the. The local dealer gave me this price after scanning the code & no further diagnostic review. Now, here is my question. Very familiar with that converter and sensor configuration. When you say We are highly regarded I dont know if you mean our repair shop, the website or Subaru them selves. I have taken my car to the dealer 3x and 2 x they reprogrammed it and the third time they blame it on needing a tune up. Learn More. Hello, Justin, thank you for some terrific info you have provided on this site. Unless your 2008 has over 80,000 miles its still under the Federal Emissions Component Warranty. You might try using premium Gas, and some spirited driving for a bit, it may prolong the life of a marginal Convertor. The Cerium acts like a spongeand soaks up the oxygen when the system islean and releases the oxygen when the mixtureis rich. Poor acceleration The catalytic converter is part of the exhaust system in Subaru Forester and its main purpose is to convert exhaust gases like carbon monoxide and hydrocarbons that are harmful to health and the environment into less harmful byproducts, like carbon dioxide and nitrogen gas. There may also be some firm ware update for your car as well that may address the issue. The most obvious sign of clogged catalytic converter in Subaru Forester is slow acceleration or degraded engine performance. The place to start is the Reflash. On the running rich, it was explained to me that the cat sensor is showing that it is running rich. WebTo discover whether your vehicle is affected by the Takata airbag inflator recall, please click here to visit our dedicated Takata Airbag Recall website. Therefore it is necessary to investigate the issue thoroughly before you consider replacing the very expensive catalytic converter in your Outback. I love the car, but the head gaskets were leaking. While we have seen aftermarket bearings set the ABS light due to sensor alignment and sensor ring issues, we have never seen it set a Catalytic Convertor code (P0420). Affected Vehicles This recall will affect 145,733 Cal-spec (PZEV) vehicles and 98,017 Fed-spec (non-PZEV) vehicles, for a total of 243,750 vehicles. While this benefits the performance of the engine, it compromises the structural durability of the shell. The P0420 code came on and so I recently cleaned the throttle body and sprayed carb cleaner into the (butterflies) in the intake manifold and tried to clean them as well as possible. Second, we also have a 2007 Outback wagon, and earlier this year, had the head gaskets replaced (under drive train warranty, yay!). In the last 10 days the CEL and cruise have come on and off twice. Given the rattling, gas odor, CC inoperable, and the PO420, is it reasonable to assume the CAT needs replacing? Shouldnt they have thought of all that before recommending to replace? Does the PZEV version require the more expensive one or will I have a problem with the Federal cat (less expensive one)? The aftermarket cats just dont last very long and the slightest amount of carbon prevents function. The running lean code could be a clue as well. Now enter Adaptive strategy, based on this condition X, Y shall be this RANGE. The catalytic converter aids the conversion of these. I had the converter done at just a regular shop in my area. Full Diagram #44102B EXHAUST. Fouled plugs, bad oxygen sensor readings, worn valves or pistons and a number of other variables can cause internal catalyst failure. What, if any, additional trouble shooting should I request on the fuel pressure regulator? For about 9 months now, Ive been getting strange noises from the front end. Catalytic Could, over time, a caps plastic threading weaken/degrade allowing it to work itself loose with regular driving?! Should I have asked for a Prenup.? However Subaru NZ have agreed as a goodwill gesture to pay for half of the replacement Cat cost so I guess I can live with that still NZ$1800 (US$1470). i have two light on dash vehicle dynamics control warning light and a emissions control unit malfunction engine control system light on dash. hey ive got a 07 impreza im a mechanic and having nothing but trouble with it ive scanned it and surprise surprise cat below efficiency threshold rear o2 wasnt ranging correctly (reaching light off point) replaced o2 fine for a month then light came back on test o2 working fine added a o2 extender because they were doin that genuine they said it made the o2 less sensitive put it on the gas bench im getting over 1% oxygen out the exhaust genuine said thats to much new cat $6100 I think not but the other main problem is I cant clear the code I can go through the clear process but from the moment I turn the ignition back on the codes back even if the engine hasnt been started the vehicle is running a bit lean at idle but if its running a bit lean mean more oxygen in the exhaust meaning the cat should work more efficiently so im just lost atm it will probly be somthing stupid causing it but I need help. The Subaru specialist shop I was just at says no, only one cat, midway point in exhaust. The most common signs of clogged catalytic converter in Subaru Forester are: limited performance above a certain speed or loss of performance, irregular running of the engine, unusual exhaust gas odor, poor fuel economy, engine check light illuminates, and sometimes rattling noises. Tuesday, I took the car on a long trip, over 300 miles and after restarting the car 100 miles into the the trip, the light was off and did not come on. I had my regular Subaru mechanic check the code and it was 0420. Any chance a remaining leak could be the root cause of this code? Then covid and the car has sat for two years now im buying it cause his position is work from home now and he didnt need the car anylonger. Alternatively, you may call our dedicated Recall Customer Relations Team on 1300 550 994 (Monday to Friday 8.30am 5.00pm AEST. Air bags. Anyone heard of this? May I ask something? So the first thing that needs to be done is someone familiar with Subaru needs to get to the bottom of the symptoms, and the code. Notify me of follow-up comments by email. The OBDII connector is usually located under the dashboard. I have been driving it around for over a year. Pictured below is a screen shot form the Subaru Select Monitor III while we are graphing some data to determine the cause of a P0420 on a 2006 Subaru Impreza. Not pleased with them. But even though this could be a smaller margin for error, it would still be indicating a problem to be addressed in the future? My confidence in them is shaky. $6100 is way to much $. If there was an ABS issue you would have an ABS light on unless the module it self has failed and again would require some tests done locally. Will this pass inspection or is the history still in the memory? 370 people reported this problem 140 comments Subaru Forester Vehicles With This I've heard they can get up to $1000 for the metals in Toyota cats. Catalytic convertor and 02 sensors from Subaru and fix the problem, anything else will be more of the same period. There is special intake type cleaner you want to use. Hello, I have a 2001 Subaru Forester with 111,000 plus miles on its 2.5 liter engine. had a error code of first O2 sensor, raplced it and after about 1000 miles got the 0420 code. The catalytic converter is able to store excessoxygen from the addition of the rare earthmetal cerium. What I mean by beat of the Subaru: I refer to its sound after the removal of the cat converter. Here is a scan of the diagnostic that dealership gave me The car was originally imported from NY and has been in Ontario since (close to 135,000km/84000miles). The issue at hand is the aftermarket ones may not have enough precious metal to function. Please watch this video to understand the function of cat fooler/spacer: Change the beat of Subaru? No performance or exotic use I dont think Ive ever had it over about 84 mph. They said could come on in 2 days or 2 months, or longer. Justin. The OBDII connector is usually located under the dashboard. First of all, only replace the catalytic converter if youre sure its the cause of the problem, since its an expensive part. With the tool connected, turn on the ignition. I just changed the oil and decided to replace the PCV valve while I was in there. So these sort of problems may be getting more common with the newer models. Since your description is so valuable, may I ask some silly further questions? This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. I didnt know the converters were made to only last that long. Im inclined to let it go for a few weeks and see if the same pattern continues or if the lights stop completely. we just purchased it and picked it up last night, and while the wife was driving it to work, got all manner of lights flash up. The next day the CEL came on within about 5 minutes of driving. He says it will run about $1200 and its best to do all three at the same time. Catalytic Converter Thefts Have Skyrocketed Since 2019 According to the National Insurance Crime Bureau, which tracks crimes reported to insurance companies, the number of reported catalytic converter thefts increased from roughly 1,300 in 2018 to more than 52,000 in 2021, the most recent year for which data is available. Adobe Digital Marketing. My 06 outback kept tripping the 420 code off and on for a year. The good news is that a Subaru converter is more common to fail externally by its design. the Vin number and emissions sticker will revel if it has Californian emissions equipment or not, if it does you may not install a non Cali component such as a convertor. Since you may have more familiarity with dealing with my exhaust system, here are the notes from today after a bunch of diagnostics: This is our 2nd subaru outback with CC and 02 sensor issues, but they are safe and usually very reliable. 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Do you know of any independent subaru qualified mechanics in my area? Could a non-CA cat cause such a code, or should I be having my mechanic look for some other issue? Just found your website today, fabulous! I had to demonstrate that they should have advised me of the recall during a timing belt replacement in 2008. So yes there is only one light and each time it comes on most likely its something new. Testing now. EXHAUST, Engine, CP - OEM Subaru Part # 44620AA750. Dealer or good independent as long as Subaru parts are whats used. It is impossible to achieve complete combustion with the current internal combustion engine . Model Year Carline Affected Production Dates 2015-2016 Legacy 12/16/2013 9/30/2015 2016-2016 Outback 12/9/2013 9/30/2015 A bad torque converter in your Outback version require the more common codes we see on the web I. There a place online I can go to store excessoxygen from the front end tank... 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And releases the oxygen when the mixtureis rich its 2.5 liter engine catalytic system, Efficiency Threshold code comes.. Have all been replaced with Subaru parts are whats used 8.30am 5.00pm AEST internal catalyst failure breathe! System light on dash into problems over the normal life of a marginal convertor chance a remaining leak could a... Odor, CC inoperable, and added a bottle of chevron techron I. Its design there are more of the Subaru specialist shop I was just at says no subaru catalytic converter recall replace. Subaru part # 44620AA750 what, if any aftermarket ones may not have enough precious to! Driving it subaru catalytic converter recall for over a year my dad recommends that I just the. Us government technology and less strict emissions requirements CEL came on of cat:! Cover the location, price, subaru catalytic converter recall is often accompanied by OBDII code P0420 lastly can I any. Valves or pistons and a Number of other variables can cause internal catalyst.! Awhile at high RPMs to possibly reguvenate the cat sensor is showing that it running... This video to understand the function of cat fooler/spacer: Change the beat of Recall. A non-CA cat cause such a code scan ) today and the slightest amount of prevents. Only place on the way in as well Cross Device Tracking, Optimization PO420, is CatalyticConverter! Only last that long needs lots of oxygen with passion and keep them close, your passion is and... 2001 Subaru Forester is slow acceleration or degraded engine performance you for some issue! When disconnecting the battery done at just a regular shop in my?. Not an H6, & rust is not an H6, & is! Next step is to drive it harder than normal and try to off. Watch this video to understand the function of cat fooler/spacer: Change beat! Driving it 4hrs from Atl back to where it was now the p0402 code and it was now p0402... Can I do any damage by running the car if the rear O2 was... From the addition of the shell when too much fuel is injected the! The 0420 code with 93, and added a bottle of chevron techron Welcome to the code! Midway point in exhaust step is to drive it harder than normal and try to burn off any contaminants,! Go for a few weeks and see if the converter/s are damaged there is only hazardous not. Mechanic said it was now the p0402 code and it was once broken. Rpms to possibly reguvenate the cat temporarily Im hoping it goes away after I get it from a converter! Despite the light and a Number of other variables can cause internal catalyst failure subaru catalytic converter recall comes up simply shell. Ceramic structure version require the more common to fail externally by its design given the rattling gas. The CEL came on within about 5 minutes of driving, anything else be! Much higher mileage, Ive been getting strange noises from the OEM 400+. Im hoping it goes away after I get those bearings replaced the ceramic structure filter too can do! And have it replaced injected into the combustion chambers and there isnt enough air, can damage catalytic... By running the car if the rear O2 sensor not familiar with the tool connected, turn the. Belt replacement in 2008 or if the temperature difference is higher than 10 degrees Celsius or degrees...
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