Thats the point of this article is to try and explain that without analysis there is no diagnoses, without diagnoses its all just a guess. He reset and said it was fine to drive back home to my regular mechanic. Takata Airbag Inflator Recall. After this switch the check engine light disappeared. Any suggestions?? Yep, need to get that code read! Converter Configuration: Direct Fit. 2008 Legacy 2.5i Was informed there is a "just out" recall to replace the catalytic converter. But even though this could be a smaller margin for error, it would still be indicating a problem to be addressed in the future? If the temperature difference is higher than 10 degrees Celsius or 50 degrees Fahrenheit, then most likely the catalytic converter is clogged. I am owner of 2001 forester w/180k mi. What must be done is run the vehicle until it reaches op temp while monitoring exhaust gas readings with an 4 gas exhaust analyzer, shut it down, disable spark and fuel, inject a controlled amount of propane, crank the engine over and monitor the readings from the gas analyzer. What do you think I should start with? Id start with putting the proper bearings back in, evaluating both the noise and any possible lights afterwards, but be prepared for something else to be causing the P0420 code. Since youre in South Africa, I dont think youre required by law to have a catalytic converter in a vehicle, please check your local law before removing your catalytic converter. Other makes are experiencing the exact same issue Subaru Is not alone in this and its he price of clean air. Obviously, I am not excited at the prospect of another catalytic converter replacement. But all cars burn through parts and there isnt much pleasure in that when it happens. But its back on, triggered by, seemingly, making a simple right turn. 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. With so many converters, one of them is bound to need replacement at some point. 160K. Really would not want to replace it only to see the same issue in a fe month because root cause was not dealt with. Any suggestions would be greatly appreciated. Justin, It could have a failed Catalyst or a rear 02 sensor, or both. My long time mechanic said it was now the p0402 code and replaced the o2 sensor. Learn More. Helps your vehicle emit harmless gases Direct OEM replacement. WebThe Subaru catalytic converter safety recall impacts over 240,000 vehicles worldwide. Service rep stated that in some instances, the attached heat shield cannot be removed (due to rust) and needs to be replaced (which could require later revisit). A local garage said the c at is wearing out and has a rattle. Other than a sticky clutch and a lit ABS light, the car ran well and I didnt notice any issues while doing a test drive, I even let the car idle for a while and the engine temp remained stable. Was initially upset, but then called my Subaru dealer and he told me most Catalytic Converters have extended warranties. The Catalytic Converter is the single most important emission device in the vehicle. The Catalyst monitor takes a bit to turn back to ready status post being turned to not ready status which is what is done when the codes/memory are cleared. They said could come on in 2 days or 2 months, or longer. Thanks in advance for your response. He said that the HG leak could cause the Catalytic Converter to fail. In the event a Catalyst fails, any potential causes should be looked into. BTW, in terms of usage, I commute 60 miles round trip daily, mostly highway, and otherwise drive around town a bit. I plan on putting another 70k on this car, so Im not opposed to necessary repairs/maintenance no matter the cost. Second, we also have a 2007 Outback wagon, and earlier this year, had the head gaskets replaced (under drive train warranty, yay!). I just purchased an 08 outback its beautiful more or less rebuilt engine bay exhaust in the last 50k miles new suspension got a great deal she runs swell no issues at all other than a couple expected oil leaks it has 219K miles on it mostly highway the guy worked 70 miles away in 1 direction!!!! Larry, https://allwheeldriveauto.com/subaru-check-engine-light-code-reader-suggestion/. Its pretty commendable! There are so many variables its just not possible to speculate on all of the could bes. Until the monitor is back at ready status the convertor is not being monitored. Ive just bought a used 2009 Subaru Impreza 2.5i A partial zero emission vehicle (PZEV) is an environmentally friendly automobile that meets strict standards. Catalytic convertor and 02 sensors from Subaru and fix the problem, anything else will be more of the same period. I would presume that they installed an original Subaru part and not an aftermarket part. Failed inspection recently with a P0420 code. Kind regards, and thanks again! 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. But if replacement is $1200+ each, then probably high target because there are more of the precious metals in it. Does the PZEV version require the more expensive one or will I have a problem with the Federal cat (less expensive one)? I read somebody else had the same issue. Model Year Carline Affected Production Dates 2015-2016 Legacy 12/16/2013 9/30/2015 2016-2016 Outback 12/9/2013 9/30/2015 The cel appeared a few days ago. They cleared the car and now, the PO0420 catalytic system, efficiency threshold code comes up. i go have the code cleared maybe it was just burning some stuff off. The battery was unplugged for 2 days and so the ECM was reset. Someone else suggested it could just be the oxygen sensors and not both catalytic converters, as the dealer suggested. Thats why no one really wants to tell you if you should drive it, a good idea is having your own code scanner and checking it your self here and there until you can budget for repairs if you choose to do them. I have a 06 Legacy with 130,000 miles. EXHAUST, Engine, CP - OEM Subaru Part # 44620AA750. Poor acceleration Theconverter is made of a honeycomb ceramicstructure held in place with a Nickel supportshell, all contained in a metal housing. We save as many convertors as we replace. Did the techs come up with a solid fault? A gas cap being loose would never cause a PO420, it could set a P0457 or P0440 however. Therefore it is necessary to investigate the issue thoroughly before you consider replacing the very expensive catalytic converter in your Forester. The failed convertor wont do anything to leave you stranded, or do damage by waiting to repair it other than the air quality which is why its there in the first place. Last week I was on a road trip and gassed up at Costco and almost immediately after the check engine light came on. It is a PZEV vehicle sold and driven in Pennsylvania. A week and $5k later CEL was back on and car was stuttering, shifting and idling rough, so I took it back not once, but twice for them to adjust. If the temperature difference is higher than 10 degrees Celsius or 50 degrees Fahrenheit, then most likely the catalytic converter is clogged. WebShop 2022 Subaru Outback Base Catalytic Converter (Front). My question is this: Is/could the current issues still be resulting previous work? The why is learned data that has been lost typically with light of parameters, coolant temperature and maybe engine repairs that make changes in Combustion temperature such as replacing leaking head gaskets. They are recommending a new catalytic converter ($1,000 parts and labor genuine Subaru converter), saying the oxygen sensors are fine and there is no exhaust leak. 106K miles, Had a major engine service about 4 months ago and now check engine light is on. Even fully depressing the gas pedal will not help, instead it may cause engine to sputter more. for around 200 miles, and then the code reappeared $3400 sounds excessive unless its a H6, or rust is an issue? 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? My check engine light is on with the code P0420, which i have been instructed to replace the 02 sensor. Do you think Im looking at a new Converter as well? WebScroll down for a partial list of fixes and recalls on the US spec Subaru Outback, Legacy, Impreza, Forester, WRX STI, BRZ, Crosstrek, Tribeca. Is that normal with the new Cat? 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. They stated the head gasket was leading and it needed a new cv boot. I have already had the ECM flash done at the dealership. Im still getting the same gas mileage. The purposeof the catalytic converter is to reduce HC,CO and NOx. Alternatively, you may call our dedicated Recall Customer Relations Team on 1300 550 994 (Monday to Friday 8.30am 5.00pm AEST. Clean air costs money the media doesnt discuss it, so most are unaware. There is a more accurate way to check if the catalytic converter is clogged in your Subaru Outback. Hi Justin/ The car could still be sluggish,high on fuel consumption and not performing as it should be? Driving at a high speed. I would have some one give you a whats factually needed type evaluation before breaking up. 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. when I took it to the mechanic he mentioned that it was a catalytic converter. -O2 Sensors switching in normal ranges on test drive; air fuel sensors are constant as well In UK use BP Ultimate Unleaded fuel 97 Octane , see BP Fuels UK website for reasons as keeps catalyst clean !. They are adamant its not an O2 sensor as they said there are different codes for that. 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 advice I typically give is to get away form the Stealership, and look for a great independent. Connect the hose of the gauge to where you removed the oxygen sensor. So the information I pasted above from your post. What you are experiencing is the ECM only looking at the PROM ( programmed read only data) VS Live Data rater then Learned data which is now lost, so voltages form the rear 02 sensor that were acceptable prior or no longer acceptable as the parameters for setting the code are based on new parts with no margin for error. I stupidly bought it from an action and couldnt take a loss on it, so I was forced to do it myself due to lack of funds. Campbell began his professional writing career in 2004 with the publication of his first book. WebScroll down for a partial list of fixes and recalls on the US spec Subaru Outback, Legacy, Impreza, Forester, WRX STI, BRZ, Crosstrek, Tribeca. You can read about how the system works here. Pictured below is what the rear 02 sensor readings will look like once theCatalyticconverter reaches the point of light off. Thanks for your insight and expertise. If the cat converter is once removed, can you later reinstall it, if it appears that it was not the original problem? The Catalyst dont fail just because, there is 90% of the time some sort of a reason, such as an internal HG leak, a misfire, a rich running condition or lots and lots of around town type driving and not enough maintenance. Hose of the could bes its just not possible to speculate on all the. Experiencing the exact same issue Subaru is not alone in this and its he price of clean air money! Relations Team on 1300 550 994 ( Monday to Friday 8.30am 5.00pm AEST needed a new boot... 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