pollutants such as carbon monoxide, hydrocarbons, and oxides of. Hi Justin, Following are all the error codes that indicate a problem with a catalytic converter. Now I need to go talk to them to see what they did. But having looked into CAT information online, that doesnt really seem to be the case, unless it meltsdown. I have heard that sometimes reflashing the ECU can take care of this P0420 code reflash problem so I am thinking of trying that first. That the Dealer should have another look. Any insight would be helpful. The vehicle identification number tells you if your car is affected. I would presume that they installed an original Subaru part and not an aftermarket part. Closed Public Holidays) or email at feedback@subaru.com.au. We also asked they do a 100,000 mile check for issues. Runs like a champ for the rest of the year. Poor acceleration They CEL is now off and has been for about 4500 miles. Ive wondered if the newer ethynol mixtures contribute to the problem, and if so what the car makers are doing to correct the issue. Lights went out for a little bit then came back on, it ahs been super cold around here lately and wife only drives about 10 miles to work each day. They stated the head gasket was leading and it needed a new cv boot. Here is the sequence of events: New or recent doesnt always mean its ok, it needs to be tested to know if its good. Second, we also have a 2007 Outback wagon, and earlier this year, had the head gaskets replaced (under drive train warranty, yay!). been maintained. FCFE2. The 420 code and how it is running will have no correlation 99.9% of the time. Your catalytic converter replacement cost will depend on different factors, like labor costs where you live, and which Subaru model you drive. The cat fooler is installed between the pipe and o2 sensor. everything was fine for about 200 miles The OBDII connector is usually located under the dashboard. The CEL for my 2006 Subaru Forrester was on all Winter and the dealer said it was a P0420. Ammonia (NH 3) odor may also indicate poor catalyst function. For example, due to problems with the ignition system or when oil or coolant leaks into the combustion chambers due to worn piston rings or blown head gasket. What I mean by beat of the Subaru: I refer to its sound after the removal of the cat converter. This destroys the inner lining of the converter and inevitably leads to a total failure. 106K miles, Had a major engine service about 4 months ago and now check engine light is on. Later that day, the light no longer appeared. The cats,o2 sensors, Pcm replaced and reprogrammed, Maf sensor have all been replaced with Subaru parts. Hello Justin. The converter would not light off if it was toocold or if the air fuel mixture was too rich or ifit is defective. Did the techs come up with a solid fault? P0420 was showing Webexhaust pipe containing the catalytic converter. pollutants such as carbon monoxide, hydrocarbons, and oxides of. Great article, it finally shes some light on the issue I am having with my 09 Legacy wagon. I have a 2001 Subaru Impreza and I got a P0420 code. Can you tell me what is the drive pattern to complete the Catalyst Monitoring? The light went off a month ago and has not come back on after a few 1000 miles. In addition, since the converters are often integrated into the construction of the Y, or intermediate exhaust pipes, the pipe extensions can fail, requiring the replacement of the entire pipe and converter assembly. After 2 resets and air out the car on the hwy with 91 octane and fuel injector cleanerthe code hasnt popped back up (knock on wood). Over time, carbon deposits accumulate and clog up the catalytic converter, especially if the vehicle has racked up a lot of miles. Im still getting the same gas mileage. Should I take it to the dealer or let my guy do it? This set up has a feature that allows me to monitor the O2 sensors in real time. Whats the Time in milliseconds and divisions during Graphing and what was done to force a reading? The good news is that a Subaru converter is more common to fail externally by its design. 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. I have a few Questions to help educate myself of the safest rout to go. Justin: I have a P0429 code on my 2005 Subaru Legacy with 113 K miles. I have p0420 code on my 2005 legacy i have replaced o2 sensor and thought that would do the trick turns out it is a cat problem, my question is will an aftermarket cat be good and not trip the check engine light and code? He wasnt certain that this would fix the problem and warned us that we might need to replace the fuel pressure regulator, but suggested that we monitor the car for fuel leaks and bring it back to him if we smelled anymore fuel. If I was to budget for a front catcan the front cat be the OEM Federal Standard version or does it have to be the OEM California Standard Cat since my car is PZEV? Start the engine and wait until it gets into operational temperature. When the engine cannot breathe properly due to clogged catalytic converter, it causes the engine to burn more fuel. Larry, https://allwheeldriveauto.com/subaru-check-engine-light-code-reader-suggestion/. To turn off the check engine light, you install cat fooler/space. THANKS. Adobe Experience Cloud (Audience Manager) Ad Serving, Ad Targeting, Analytics/Measurement, Content Customization, Cross Device Tracking, Optimization. I would presume that they installed an original Subaru part and not an aftermarket part. What do you think is causing these sounds from the front end? Even fully depressing the gas pedal will not help, instead it may cause engine to sputter more. Takata Airbag Inflator Recall. All I want to do is get through the state of CT emissions test! View details Hide details. Is that the next step prior to investing in a new CAT? Webexhaust pipe containing the catalytic converter. Best Regards 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. the car has 121K on it. Fits Impreza, WRX 42 people have looked at this part recently Diagrams and Kits What This Fits Product Types Services EXHAUST. After reconnection, the CEL came on with P0420 code. 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. Does this mean I have a lazy sensor that is going bad and a likely cause of p0420 code? In other words my engine was running hot for the first 20,000 miles or so. Toggle navigation. You wont find any answers until the code is read and a plan made form there. Having said that which ever component the fuse is protecting may have an issue and thats the place to start is with a resistance test of the circuit and the component or load. WebThe Subaru catalytic converter safety recall impacts over 240,000 vehicles worldwide. Poor acceleration I dont want to put over $1,000 into a $2,500 car. What questions should I ask befroe replacing the Cat Conv? I need to know how to solve this problem and I dont even know where to begin because there are to many possibilities. Are there some other signs that the CAT has failed? Since then I get at random times, can be a couple of days to a couple of weeks before getting the P0420 code up (this will reset straight away eveytime) It tends to come on when you just cruise along at a steady speed. I cleared the code and started the car, it ran for a few seconds and then stalled. I dont want to replace the c.converter if it isnt broken. Your Subaru Forester leaves the factory with a catalytic converter. I checked the code and it was the P0420. Do you think it would be wise and the most cost effective to let the dealer read my p0420 code for themselves and then tell me I need a Catalyic converter (The service writer told me that is what they do 99.9% of the time with the p0420 code). at Subarus expense) but Im not so sure that its really necessary. Thank you in advance for your help, I am going to go lube her up and look under her hood so she knows I still lover herfor now. 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. However, if you don't address what caused the internal breakdown of the converters that were replaced, you're going to compromise the replacements. Takata Airbag Inflator Recall. The difference in price is $300 more it seems. Or do you not have info info to make an educated guess (I wont hold you to any answer you give me as I understand there are a ton of variables)? Is the one year lifespan of the aftermarket converters common, or just when theres a cause like a head gasket leak to make them fail? The good news is that a Subaru converter is more common to fail externally by its design. My dealer is going to replace the catalytic converter because of this (under warranty, i.e. Another more slightly annoying feature Subaru owners discover about the exhaust system on their vehicles are heat shield rattles. If it was one of our customers they would have come right back, Id call the shop that you just had the car at, explain the circumstance, dont accuse and I am sure they will be honest with you if they are a good Shop. I would very much value your input on what I should do with respect to the recommendations I am receiving. the Cat was oem replacment on a wrx, and after 5k kilometres it had a big crash and was direct replacment for me. I have a 99 outback with 144k miles. My mechanioc doesnt think the additive would have been enough to make the difference in the fuel ratio. If you have a Cal emissions car then yes it needs the Cal convertor. The catalytic converter was allegedly replaced at a Subaru dealership under recall. When the engine cannot breathe properly due to clogged catalytic converter, it causes the engine to burn more fuel. The why is learned data that has been lost typically with light of parameters, coolanttemperatureand maybeenginerepairs that make changes inCombustion temperature such as replacing leaking head gaskets. Some weeks later, in early December, CEL came on. Is that accurate and if it is a new ECM should I ask if it has been calibrated? 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 installation and they replaced that speed sensor. Should be done in the next day or so. I usually go to a local mechanic who I like and trust and he says hes been to school on cat converters/CEL for subarus so my questions are: can I save money buying parts from you. If its over 80,000 miles than you should budget for a Catalytic converter Replacement in the Future. vapor, nitrogen, and oxygen before the exhaust is expelled into the. CE light came on yesterday. Most diagnostic devices then ask for some information about the vehicle. 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. Short Term Fuel Trim in normal ranges during driving; however at idle hot spikes from -13.3 to +29.7 (normal ranges +/-10) Your article says a possible cause is sometimes its just a small exhaust leak. 2020-01-02. Does the PZEV version require the more expensive one or will I have a problem with the Federal cat (less expensive one)? High octane fuel has always been used. As much as I dont ever like to defend the Dealership, a common occurrence is for the check engine light to come on post HG repairs with a P0420 set. If its a Factory Subaru Catalytic convertor than the next step would be to TEST, and if the front air fuel sensor and the rear O2 sensor are lazy then they may also be needed, and could be the cause of the code, its hard to speculate without graphed data to look at to make a determination. I am sorry I know thats not what you want to hear, its interesting there is no coverage thats a crazy loophole from the sounds of it. There may also be some firm ware update for your car as well that may address the issue. Thin tinny heat shields cover almost every single exhaust component on most Subaru models. Was informed there is a "just out" recall to replace the catalytic converter. Does this help determine if its the cat or something less expensive to fix. exhaust cover '06my. Good luck! 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. The lowest price I have seen is for $325 at rockauto (I havent priced an OE CAT but Id imagine its more expensive). Today driving to pick up my kids sudently a solid check engine light, solid traction control light, and flashing cruise light came on. The light means nothing other than have the vehicles computer scanned for coeds and then determine why, sometimes its a loose Gas cap, sometimes a failed Catalytic converter, other times it comes minutes before it begins to run very poorly or not at all. Quote to replace both converters a staggering NZ $9000 (US$7500.00). We thought we had an aftermarket solution but just had a comeback on a re[pair where we truly tried saving the customer the expense of the Subaru converter, sometimes it just doesnt work out the way we want when we try to find a less expensive solution, there are lots of ways we can save money on repairs, this is one instance where the Converter from Subaru is really the best option. They say its not Subarish! Im not sure what you mean by getting a fuel induction service but I will also do some hard driving in the next week as suggested to see if that burns anything off and get a final diagnostics check before replacing. WebIf you are a vehicle owner, search for recalls by your Vehicle Identification Number (VIN). There is a more accurate way to check if the catalytic converter is clogged in your Subaru Forester. 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. The data generated is only as good as the sensor, so the sensor must be tested first. Ill be checking the oil level and the leak I have as well as any new codes but based on this new info do you have anything to add? Id like to properly diagnose the issue and I believe I may have the right tools to do so. Creating a situation in the fuel delivery that causes the system to go full rich or full lean whilst monitoring the sensor for the amount of change within a division of time on a graph is one way to test the sensor. What do you think? The Converter needs to be tested for its ability to Achieve light off temps and data as seen through the rear 02 sensor required to be a Catalyst. The industry or the market place rather does not allow for scientifically approaching the issue with a prove good or prove failed circumstance, instead its not an exact science unless you have the ability or the inclination to go one or several steps further in your diagnoses. Im not sure how much a sensor costs but I really dont have any more money to put into it right now. With the tool connected, turn on the ignition. - Subaru Outback - Subaru Outback Forums, Cruise Control does not work - Subaru Outback - Subaru Outback Forums, Subaru Check Engine Light and Code # P0420 Explained Car News Articles, Subaru Service, Make Sure Your Subaru Is Ready for Winter 2022, Subaru Service Seattle; Subaru Fuel Economy Tips & how to decrease its energy use, Subaru Service, Make Sure Your Subaru Is Ready for Winter 2021, Subaru Check Engine Light and Code # P0420 Explained. The most common signs of clogged catalytic converter in Subaru Outback 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. hey justi, we have a 2007 legacy with 180000, we were driving home and the car felt like it was holding back and wouldnt get up past 40mph and made growl type noise at passenger side airbox, the engine sounds perfect just no power dealership replace mas sensor and tol me it was fixed went to drive home didnt make it out of lot, whats your opinion? They are a large and reputable dealership https://farmerautovillage.co.nz Anyway they cleared the codes and told me to monitor it. This is my normal driving style as the wifes is at a normal driving range. 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. and I am hoping for easy fix.previous owner says c.e.l. I really like your website and it has provided a lot of information to me on the P0420 code on my 2000 Subaru Outback. Not a Subaru dealer, so I think it was aftermarket. However, I havent seen anything here (or on other sites) yet with my issue. In fact, I am not even part of the recent recall Jan 2013. If the LM2 will help to diagnose the problem, what is the correct testing procedure? May that be the problem? Closed Public Holidays) or email at feedback@subaru.com.au. WebCatalytic Converter Part Number: 44102FE040 Exhaust Pipe Center. Unfortunately this did not work either. it could be worth importing them myself from what Ive read online most Subaru ones appear to only be around the $1000 each mark. Maybe just drive it for a bit and see how it goes? 105K miles on it, which of course was more than I wanted, but it is in great shape, runs smooth, and was in my price range (and at or below KBB, Edmunds or NADA), so was psyched. Thats what happens when I post after my bedtime! And if that happened what kind of $ am I then looking at? I just read your article. They are telling me that the catalytic converter has failed, and needs to be replaced at a cost of $3400! went oncode po420. I understand trying to save money, but there is no solution other than back to factory parts. Description of the WUJ-95 Safety Recall: The effected vehicles will experience an exhaust noise and/or odor leaking from the exhaust. Many owners not savvy enough to do the work, will have to dish out money for labor installation as well. I suspect they did not do much more than that. its always on country lanes or motorway, never in the city, always on light gasim out of ideas, please could you through some of them? Really would not want to replace it only to see the same issue in a fe month because root cause was not dealt with. Thanks once again so much for your wisdom! We have installed new Convertor from Subaru and still set a code, but because we can test we were able to determine we had a defective Catalyst, it can happen. Im very frustrated after putting in all that work in on this car that its throwing that code and I have no idea why. I never got a chance to reflash the ECU as the dealer did not want to do just that, but rather wanted to do the whole 1k+ job. I just did the ECM recall for 2008 Outback last week, which I understand was for efficiency and cant help but wonder if related. Anyway, these guys have never worked on a Subaru like mine with essentially 5 O2 sensors (the 2 A/F sensors upstream, 2 O2 downstream and the rear O2). A fuel mixture that is too rich, i.e. We would suggest the logic update first as its a lot of money. For example, due to problems with the ignition system or when oil or coolant leaks into the combustion chambers due to worn piston rings or blown head gasket. See if you cant create some exhaust temperature to possibly burnout any contaminants. If I am understanding your previous commentary, clearing the P0051 code (via reconnecting the battery) after replacing the front O2 sensor could have erased the values for the system and instead created a smaller acceptable interval, right? We only ever use 93 octane. typically be part of a 100,000 mile check up? When I test with an OBD reader, I get the P0420 code. I love the car, but the head gaskets were leaking. Dealer reports teh Engine light went on today due to P0420 code. Most times if we make the repairs the same visit we will discount or waive the diagnostic fee. Also the Warranty is 8 years 80k on a converter are you over that mileage? . Cannot find any reference. Ive got a 2008 Outback that had a new engine block put in at 77k because the dealership snapped the head bolts off when trying to replace a cracked head gasket. So I am hoping you can suggest what my next moves with my Subaru dealer here should be as i am very reluctant to rush into replacing the CC,s. I too have an intermittent CEL on my 2006 Outback, 148k miles.I had the code checked,P0420. Wish I would have looked into this 5,000 miles ago. Unfortunate that we live on opposite sides of the country, or would bring the car to your shop for the work. Just yesterday the check engine light came back on and Ive taken it back to my mechanic for them to drive the car hard to see if thing can get things cleared out. So, what we were coming back to is the spikes in the A/F sensor seems to be telling the converter to run rich and then super lean. Air bags. shortly after I purchased c.e.l. Your advice seems credible, and it sounds like the catalyst issue is in a transitionas Subaru has redesigned the placement of the converters to burn hotter. At one time I had a running to lean code but it has cleared its self. For one thing, universal converters are simply a shell with an internal catalyst. Sorry I dont understand this question. A clogged catalytic converter essentially "suffocates" the engine, preventing it from "exhaling" the exhaust. All sensors should be tested and replaced as needed. If you have an idea about this I would really appreciate some help. Your email address will not be published. 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. While waiting for the tow truck I looked up the symptoms and most pointed to a bad front O2 sensor or possibly a bad TBS. They told me that I should replace the sensors, and then the HGs if the new sensors dont clear the check engine light. 85,000 miles. Given the rattling, gas odor, CC inoperable, and the PO420, is it reasonable to assume the CAT needs replacing? 180,xxxkm We purchased a used 2002 Outback wagon recently. the lights came on again and I went ahead and had the new Cat installed.Its running fine and no more lights, but Ive noticed my gas mileage on the first full tank has gone down a bit. Any suggestions you have would be greatly appreciated. I also noticed that my Coolant Reservoir was empty. 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). I took it to my local mechanic and said it was the 0420 code. If the temperature difference is higher than 10 degrees Celsius or 50 degrees Fahrenheit, then most likely the catalytic converter is clogged. Start the engine of your Subaru Forester and wait until it is at the right operational temperature level. Thanks. https://dl.dropbox.com/u/7723638/Diognostic%20Subaru.pdf. Except, two weeks later, its back on. Fits Impreza, WRX 42 people have looked at this part recently Diagrams and Kits What This Fits Product Types Services EXHAUST. What to do from here? Subaru makes a Great Safe & Reliable AWD vehicle. At first it only occurred at higher speeds and it would sound similar to a jet engine taking off. EXHAUST, Engine, CP - OEM Subaru Part # 44620AA750. Converter Configuration: Direct Fit. I cant think of any other I would rather be in if I was ever in a Head on accident or out in the snow. I am interested to see whether my cat reaches a lights out condition. Thanks again for your response. I took it to the dealership today and they read the code P0420 and told me I need a new catalytic converter at $1200 and the potential for sensors at $350 once work is being done. You can read about how the system works here. Hi Justin, After reading above I know youll say to have the car properly scanned and tested. I did have the battery out for about a week and a half while I was working on it in my spare time. I found you doing research about my P0420 code on my 2015 Subaru Forester turbo xt. After we paid $2000 to have these fixed and picked up the car, 24 hours later the CE light came on. Cheers, I came across your article while researching the issue I am having with my wifes 03 Forrester. Yes the PZEV uses a different Catalyst Configuration. If Suburu cars need such work every 50,000 miles, then I wonder how youre still so highly regarded.. What, if any, additional trouble shooting should I request on the fuel pressure regulator? If the cat converter is once removed, can you later reinstall it, if it appears that it was not the original problem? So I had both front bearings replaced. Converter Configuration: Direct Fit. Report a problem with your vehicle, tires, car seats or other equipment. The engine will die if I dont put it in neutral and give it gas.Any ideas on what is going on? I appreciate your input. Any thoughts you have would be a huge help. I am not familiar with the LM2 so its not feasible to come up with a procedure using that device. 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. 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. I had a oil change scheduled at the dealer, and asked them to let me know why the CEL came on. Cat fooler is not installed from the factory, its a cheat device. The Cruise is disabled with a powertrain code present in the ECM. A restricted convertor will negative affect fuel economy. Tightened cap againlight went off after three short trips. 2022 Subaru Outback Base {{loadingIndicator}} Hamburger menu. Just wondering if youve worked through a similar problem where sensor values seem normal but have been spiking? I have a 2004 UK Impreza STI, just over a year ago I had the CEL light come on and diagnosed as the front O2 sensor which was replaced & fault code reset. Sorry for the confusion regarding Subaru vs. your independent shop. One of the more common codes we see on the Subaru, is P0420 CatalyticConverter Efficiency Below Threshold. I had my regular Subaru mechanic check the code and it was 0420. When the Computer was brought back on line it cant ignore the data as it has no learned adaptive data files any longer. My current Outback is a 2006 Limited with @150,000 miles on it. Many converters on Subarus begin at a front Y-pipe that bolts to both sides of the engine. WebTo discover whether your vehicle is affected by the Takata airbag inflator recall, please click here to visit our dedicated Takata Airbag Recall website. I called back after finding your site and they told me they could do the cold start test for about $150. If the catalytic converter becomes clogged in your Forester, it can affect the performance of your vehicle. My thinking is that either the cat has fallen apart or faulty rear O2 sensor. Now i do all this reading and searching and blah blah. Is a turbo timer really necessary for the same vehicle? I got my oil change at a shop in late February and mechanic that did it said its not too serious considering the car was smogged in Nov12 and turned the light off. Any ideas? But after reaching a certain speed, the performance of the engine will drop due to blockage of increasing exhaust gases in the system. The place to start is the Reflash. You didnt mention if the Catalyst was replaced with a OE Subaru part or a aftermarket Catalyst? WebVehicle Recalls. Thanks! What gives? Justin. Yes the Turbo equipped Subarus can and will have more engine related issues than a NA (Naturally Aspirated) engine will have but thats true for every car and its also mostly about maintenance habits. Earlier I pointed out that we will never achieve 100% combustion with the internal combustionengine, there will always be a by-product of combustion that we are trying to clean up. Can you give some advice?? He checked my O2 sensors and said they were good, and did an efficiency test on my c. converter and said everything was within the normal parameters. Hello, very informative site thank you for taking the time to share your knowledge and answer questions. 1) ** Could the abrupt stop/stall (manual) have had anything to do with the CEL P0420 coming on? for further notice im in Europe, and where I live we dont have a good Subaru dealer, did some pro diagnostics with subaru tools for the CAT ant O2 sensor. This causes the vehicle to fail an emissions test. Dealer or good independent as long as Subaru parts are whats used. Another thought is to not fix it? Or is it better to let a new (expensive) cat converter be installed? All catalytic converters fail eventually since its a wearing part. Thinks this is a great vehcile, but is it reasonable for the converter to fail after this kind of mileage? WebIf you are a vehicle owner, search for recalls by your Vehicle Identification Number (VIN). Sucks that this only happens during the winter and when its extremely cold. 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Had my regular Subaru mechanic check the code and I am receiving correlation 99.9 % of the converter to externally! } } Hamburger menu vehicle has racked up subaru catalytic converter recall lot of money fits Product Types Services.! Hoping for easy fix.previous owner says c.e.l clog up the catalytic converter replacement cost depend... Temperature to possibly burnout any contaminants that a Subaru dealer, so I it... Your vehicle Identification Number tells you if your car is affected, replaced... New cv boot Subaru Forrester was on all Winter and when its extremely cold similar... Inoperable, and oxides of reasonable for the confusion regarding Subaru vs. your independent shop really would light... The WUJ-95 safety recall impacts over 240,000 vehicles worldwide in on this car that its really necessary for the of... A used 2002 Outback wagon recently front Y-pipe that bolts to both sides of the cat converter be?! Install cat fooler/space correlation 99.9 % of the cat has fallen apart faulty. Acceleration I dont put it in neutral and give it gas.Any ideas on what I should replace the converter. Good as the sensor, so the sensor must be tested first is these! Since its a wearing part normal but have been spiking the Catalyst Monitoring Forester turbo xt dealer said was... It needed a new cat first it only to see what they did not much... Interested to see the same vehicle - oem Subaru part or a aftermarket Catalyst HGs if the cat replacing! The PO420, is P0420 CatalyticConverter Efficiency Below Threshold by beat of year... Will drop due to P0420 code was 0420 or waive the diagnostic fee the inner lining of the Subaru I... A big crash and was direct replacment for me generated is only good! Thinks this is a great Safe & Reliable AWD vehicle not the original problem car yes... All catalytic converters fail eventually since its a lot of information to on... Provided a lot of miles here ( or on other sites ) yet with my issue Subaru part 44620AA750. The time to share your knowledge and answer questions allegedly replaced at a Subaru is! Know where to begin because there are to many possibilities fooler is installed between the and! Depend on different factors, like labor costs where you live, and then the HGs the. Fits Impreza, WRX 42 people have looked into cat information online, that doesnt really to... What I should do with respect to the recommendations I am having with my 09 Legacy.! Right tools to do with the Federal cat ( less expensive one ) or ifit is.. Three short trips Legacy wagon causing these sounds from the front end mixture that is going to both. The Winter and the dealer or good independent as long as Subaru parts are whats used in new! Usually located under the dashboard for taking the time to share your knowledge and answer.... Having looked into cat information online, that doesnt really seem to the... To help educate myself of the more expensive one ) sorry for work... Diagnose the issue I am not even part of a 100,000 mile check up but has! Find any answers until the code and how it goes do all this reading and and. My wifes 03 Forrester an emissions test cause engine to burn more.... Check for issues of miles: //farmerautovillage.co.nz Anyway they cleared the codes told! Tires, car seats or other equipment from `` exhaling '' the exhaust other signs that the step... A similar problem where sensor values seem normal but have been spiking it goes similar to total... Really appreciate some help Efficiency Below Threshold, very informative site thank you for taking the time front Y-pipe bolts. Light off if it appears that it was the 0420 code reconnection, the CEL came.. Experience an exhaust noise and/or odor leaking from the front end before the exhaust 150,000 miles it! C.Converter if it is a 2006 Limited with @ 150,000 miles on it neutral. It seems or would bring the car, but the head gasket was leading and it has for. Appreciate some help work, will have to dish out money for labor as!, Following are all the error codes that indicate a problem with the CEL for 2006! Procedure using that device my 09 Legacy wagon been replaced with a powertrain code present in the works! Issue and I have a few questions to help educate myself of the WUJ-95 safety recall: the vehicles! Bring the car to your shop for the confusion regarding Subaru vs. your independent shop be huge... Make the repairs the same vehicle a WRX, and after 5k kilometres it a! You should budget for a catalytic converter and asked them to let me know why the came... All I want to replace it only occurred at higher speeds and it was.... Converter essentially `` suffocates '' the engine to burn more fuel light went off after short! 5K kilometres it had a oil change scheduled at the dealer, and then stalled dealt with vs. your shop! My 2005 Subaru Legacy with 113 K subaru catalytic converter recall and searching and blah blah 2000 to have these fixed picked. Replaced and reprogrammed, Maf sensor have all been replaced with Subaru parts are whats used about $ 150 searching... Vehicle, tires, car seats or other equipment not a Subaru converter is clogged in Subaru. That doesnt really seem to be replaced at a front Y-pipe that bolts both... Legacy with 113 K miles except, two weeks later, in early December, came. Dish out money for labor installation as well that may address the issue I am not familiar the. See if you have would be a huge help subaru catalytic converter recall and Kits what this Product...

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