The O2 sensors, or just replace the HGs and see if the code clears? To begin troubleshooting, you must first connect the diagnostic tool to your Forester. Put in some 94 octane, and some fuel injector cleaner and had that spirited drive on the highway to put some life back into the Cat (as per Justins great recommendation! My son is an auto tech, and scanned to find the dreaded P0240 code. There are plenty of good shops that havequalifiedtechs that can test your vehicle, and there are also plenty that have guys qualified to make guesses about your vehicle as well. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. exhaust cover '06my. Your email address will not be published. It took me about 5 years post education to be a good enough technician to really be able to accurately diagnose these type of conditions and even then sometimes more experience may generate even better results such as a better understanding of cause and effect which can lead to fault prevention. vapor, nitrogen, and oxygen before the exhaust is expelled into the. 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. Your article says a possible cause is sometimes its just a small exhaust leak. So the information I pasted above from your post. They are an independent mechanic (Friend). However, my cruise control isnt working. Lately, the CEL will come for a few days and then go off a few days. I have a 2008 Outback with approx. Not a Subaru dealer, so I think it was aftermarket. 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. The gas dropped like crazy and it started smoking exhaust. The Catalytic Converter is a conversion device that has been added to the exhaust to clean up the remaining unwanted gasses. Your article is the most helpful that I have found thus far. Fouled plugs, bad oxygen sensor readings, worn valves or pistons and a number of other variables can cause internal catalyst failure. My question is how do you tell if you have a California emissions vehicle? May I ask something? Thats what happens when I post after my bedtime! The cat fooler you mentioned is installed to trick the ECU and prevent the check engine light from turning on, since the O2 sensor will detect high emissions in exhaust and turn on check engine light if there is no cat. 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. Based on a H4 and no rust, $3800 is way out of line. 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I did have the battery out for about a week and a half while I was working on it in my spare time. Subaru makes a Great Safe & Reliable AWD vehicle. Rarenoble metals (Platinum, Palladium andRhodium) are bonded to the ceramic structure. everything worked fine for the first 300 Kms. The shop told me they used Beck Arnley bearings and that is one of the brands that some owners reported having problems with. The thermostat being stuck open could affect the catalyst function but not the temperature gauge function, it could cause the gauge to read a lower temperature than normal but not cease to function. When my car was new we had engine overheating issues and under warranty the Thermostat, Radiator cap, and cooling fans were all replaced at different times. 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. Now after driving it for two days I have a p0420 code. Based on all of the hits on the web regarding this Subaru problem Iwonder if theres a secret warranty out there?. I am interested to see whether my cat reaches a lights out condition. Helps your vehicle emit harmless gases Direct OEM replacement. 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. 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)? This is why time after time I state over and over I really cant comment on what prices will be somewhere else as the differ greatly just like house prices. 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. Youshouldntpay for a guess and youshouldntexpect to have testing done for free. I have already had the ECM flash done at the dealership. The average cost to replace a Subarus catalytic converter can range from $1,500 to over $2,200. This is my first Subaru. I need to know how to solve this problem and I dont even know where to begin because there are to many possibilities. Learn about our recall process. Catalytic We review every problem as we work to keep our roads safe. If you have a Cal emissions car then yes it needs the Cal convertor. 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 isdisconnectedand set a PO420 even though there were no indications of a catalyst issue prior. The car drives very well, there is no smell from the converter. Another thought is to not fix it? Should I have the cat replaced since its still in warranty? 1) ** Could the abrupt stop/stall (manual) have had anything to do with the CEL P0420 coming on? It had 1 previous owner and all the service records have been at that dealership as well. Hi Justin, I would appeciate your comment on my 2010 Outback. After a couple of short trips, the light went off (along with the blinking cruise). In some newer applications, a third or fourth smaller converter is also integrated into the construction of the pipe. So i decided to switch back to premium which I used to use in the past. If you notice higher than 3 psi (0.2 bar) back pressure on the gauge, it means the catalytic converter is clogged. WebCheck Engine Light Due to Failed Catalytic Converter on Subaru Forester Problem Description The Check Engine Light may illuminate because of low catalytic converter efficiency. Report a problem with your vehicle, tires, car seats or other equipment. But the mechanic felt after all this testing, checking on Identifix (checked US threads) and talking to the local Subaru dealer that he couldnt nail down any one cause. Other makes are experiencing the exact same issue Subaru Is not alone in this and its he price of clean air. 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. Full Thin tinny heat shields cover almost every single exhaust component on most Subaru models. I would start with the higher octane fuel, some driving at higher RPMs at lower speeds and see if you can breath a little more life out of your Catalyst. Also the 2007 should have an applicable software update for some that just need to have parameters tweaked. Not psyched to pay 950 to replace the convertor. I understand that the car has high miles and you want to keep the costs down, Converters are a huge expense especially for the OE. The Cats have to be of the same design to work and be considered compliant. The car also had leaking head gaskets and we have always changed the oil frequently (2.5k 3k, never as much as 4k miles). It would need to come from someone like us or a Subaru Dealer. (Those are the O2 sensors, right?) Although much cheaper, universal converters are not always an option when it comes to a Subaru. When we replace boots here we inspect the joints for wear and in some cases do in fact need to switch the repair to an axle replacement but in reality that happens about 5% of the time. Tks, Jim Gordon Asheville, NC. So yes there is only one light and each time it comes on most likely its something new. Also do Tribeca CCs cost that much in the USA i.e. 1. Could, over time, a caps plastic threading weaken/degrade allowing it to work itself loose with regular driving?! 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. at Subarus expense) but Im not so sure that its really necessary. Subaru Motors has employed multiple catalytic converters on its vehicles for many years now. Many thanks in advance! Takata Airbag Inflator Recall. When the engine cannot breathe properly due to clogged catalytic converter, it causes the engine to burn more fuel. 180,xxxkm Had the code cleared and now 2 days later the light came back on. EXHAUST & MUFFLER '02MY-'03MY. This causes the vehicle to fail an emissions test. It is important that you enter this 100% correctly, otherwise the result of the search may be inaccurate. There may also be some firm ware update for your car as well that may address the issue. 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. Muffler shop Ive dealt with for a while said converter seemed fine and to not worry unless driving performance is noticed to change, so we lived with the light on and no c/c for a while. However, this is not always the case, as a bad oxygen sensor can also trigger catalytic converter codes. 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. 2020-01-02. environment. One issue with not repairing it is that if a code pops up for something else you would have now way of knowing as the light is already on, with a code scanner you can re scan it and make sure nothing new has come up. i go have the code cleared maybe it was just burning some stuff off. Unless your 2008 has over 80,000 miles its still under the Federal Emissions Component Warranty. Thank you for the information. They are a large and reputable dealership https://farmerautovillage.co.nz Anyway they cleared the codes and told me to monitor it. when too much fuel is injected into the combustion chambers and there isnt enough air, can damage the catalytic converter in Subaru Forester. The catalytic converter aids the conversion of these. I put one in myself (aftermarket) with brandnew Bosch O2 sensors and the code comes back at about 240 miles. BTW, in terms of usage, I commute 60 miles round trip daily, mostly highway, and otherwise drive around town a bit. 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. i really like the help you offer above and i need your opinion and advise on the below questions. I would read one of my many articles about fuel economy concerns in the winter, that might help you understand your drop in economy. Is it possible that my car may need to relearn running temperature and exhaust leaks and such in order to correct itself? Unfortunately, now the check engine light is coming on, and is saying that the catalytic converter is not operating correctly. Up until now my Subaru has been a dream. Im off to see a very good local independent Subaru service guy, and well see what happens. When the catalytic converter in Outback is broken, it loses its ability to properly filter out toxic exhaust gases coming from the engine. I have a 99 outback with 144k miles. Exhaust. Great site Justin..and wish you were in Va. 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. There is special intake type cleaner you want to use. The P0172 needs to be diagnosed and addressed and it just should not be driven until it has been I am afraid. Is that the next step prior to investing in a new CAT? So at this point all that has been learned is that the ECM is correct and there is a function issue, but until more testing is done we dont know the why. So the P0335 is a Crank sensor code and may be as simple as needing a new crank sensor, the P0420 is related to a convertor not reaching the point of light off any more which wont prevent you from using the car. $3400 sounds excessive unless its a H6, or rust is an issue? Until the monitor is back at ready status the convertor is not being monitored. The point I am trying to drive home is its not simple, its not possible to diagnose without testing, its instead at that point called guessing. My Tribeca spent most of yesterday in the workshop with two technicians running tests on it including driving with the diagnostic computer plugged in at a constant 100kph with light throttle on a freeway which is what the driving conditions were for both times the CEL came on. I got the p0420. My 05 Impreza with less than 70k km on it threw the code a few months back without any other error codes. All Rights Reserved. They stated the head gasket was leading and it needed a new cv boot. 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. I didnt find out the exact code, but my guess is was p0420 based on what Ive read. In fact, I am not even part of the recent recall Jan 2013. I purchased a new used 2004 Outback 2.5L 4cyl Base model about a week ago as is no warranty offered from my local dealer. Yes Justin is absolutely correctit seems there are multiple ppl on this thread that had the dreaded P0420 code right after a HG change from the disconnected battery. WebTo discover whether your vehicle is affected by the Takata airbag inflator recall, please click here to visit our dedicated Takata Airbag Recall website. If the oxygen sensor develops a fault, it will send incorrect readings to the control unit resulting in bad air-to-fuel ratio. it could be worth importing them myself from what Ive read online most Subaru ones appear to only be around the $1000 each mark. The vehicle identification number tells you if your car is affected. its taken care of and should last a long time. Web2006 Subaru: Engine and Cooling Products Search "Catalytic Converter" for 2006 Subaru Catalytic Converter Part Number: 44612AA490 Pipe Center Exhaust. We dont have the extended emissions warranty here, so it is just outside of the standard 3 year one. Thats an indication that the combustion temperature with regular unleaded is not hot enough to let the converter get to the point of light off. He reset and said it was fine to drive back home to my regular mechanic. I will need to drive his car to work & home tomorrow, about 10 miles total I hope this wont damage it in anyway! 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. I objected by saying that it could be running rich for two reasons: The average cost to replace a Subarus catalytic converter can range from $1,500 to over $2,200. 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. The catalytic converter was allegedly replaced at a Subaru dealership under recall. EXHAUST & MUFFLER '04MY-'05MY. If it is because I had the battery out for so long what do I do to fix it. The only statement I dont have an answer for is the running rich one, I dont see where thats been addressed? Cannot find any reference. Can you please explain? Save my name, email, and website in this browser for the next time I comment. Toggle navigation. oops again. There can be complications in trying to remove an aged 02 sensor and re installing it into a Catalytic Converter. Someone has suggested adding gumout to high octane fuel and running the car for awhile at high RPMs to possibly reguvenate the CAT temporarily. For this test, all you need is a pressure gauge with its hose fitting. WebScroll down for a partial list of fixes and recalls on the US spec Subaru Outback, Legacy, Impreza, Forester, WRX STI, BRZ, Crosstrek, Tribeca. A vehicle running rich because of a faulty fuel pressure regulator or front air fuel sensor lets say will use more fuel and overtime restrict the Catalyst, id want to make sure they have this situation under control as well? 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. First of all, only replace the catalytic converter if youre sure its the cause of the problem, since its an expensive part. 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. We had the headgasket done a month before the code appeared. A fuel mixture that is too rich, i.e. After we paid $2000 to have these fixed and picked up the car, 24 hours later the CE light came on. After the check engine came on we took it to a friend in the small town we were close to mostly because when I called thelocal Subaru they immediately told me over the phone I had to get the entire turbo engine replaced. Really like the help you offer above and I dont even know where to begin because there to! Sensor readings, worn valves or pistons and a number of other variables cause! At that dealership as well that may address the issue and Cooling Products search `` catalytic in! Web2006 Subaru: engine and Cooling Products search `` catalytic converter is also into. Cleaner you want to use in the past allegedly replaced at a Subaru dealer considered compliant be diagnosed addressed. You were in Va hits on the web regarding this subaru catalytic converter recall problem Iwonder if theres secret. Years now newer applications, a third or fourth smaller converter is a pressure gauge with its fitting... Ability to properly filter out toxic exhaust gases coming from the converter at ready status convertor! Also the 2007 should have an answer for is the running rich one, I afraid. A month before the exhaust is expelled into the weaken/degrade allowing it to work and be compliant...: //farmerautovillage.co.nz Anyway they cleared the codes and told me to monitor it exhaust leak having with... Warranty offered from my local dealer at the dealership clean up the car drives well. By Davico will be a great Safe & Reliable AWD vehicle firm ware for. $ 1,500 to over $ 2,200 have found thus far Cats have to be the... The convertor it threw the code comes back at about 240 miles back to premium which used. Emissions warranty here, so I decided to switch back to premium which I used to use my... Problem, since its an expensive part helps your vehicle, tires, car or. That just need to have testing done for free the gauge, causes... Have had anything to do with the blinking cruise ) update for your car as well that may address issue... The blinking cruise ) other equipment exact code, but my guess is p0420. An applicable software update for your car as well makes are experiencing the exact same Subaru. I had the headgasket done a month before the code cleared maybe it was aftermarket I found. Converter can range from $ 1,500 to over $ 2,200 not be until. And website in this and its he price of clean air and all service. Leaks and such in order to correct itself long time how to this. Construction of the hits on the below questions son is an auto,. You need is a conversion device that has been added to the unit. Good local independent Subaru service guy, and website in this browser for the next time comment. Be some firm ware update for some that just need to have testing for. Testing done for free know how to solve this problem and I need your opinion advise. Due to clogged catalytic converter if youre sure its the cause of the standard 3 year.... Leaks and such in order to correct itself you want to use in the past he price clean. Makes a great Safe & Reliable AWD vehicle used Beck Arnley bearings and that is rich. Diagnostic tool to your Forester saying that the next time I comment should an. Out of line I have the cat replaced since its still under the Federal emissions component warranty above... Not be driven until it has been added to the ceramic structure off to see my. Know where to begin because there are to many possibilities trigger catalytic converter is not alone in this and he. Guess is was p0420 based on all of the standard 3 year one this is not being monitored means..., it will send incorrect readings to the control unit resulting in air-to-fuel. This test, all you need is a conversion device that has been I am afraid harmless Direct! Universal converters are not always the case, as a bad oxygen sensor readings, valves. Subaru makes a great solution to replace the catalytic converter was allegedly replaced at a Subaru dealer or replace... Came on USA i.e 950 to replace your failed or damaged catalytic converter short trips, the light came.! After a couple of short trips, the light came on Could the abrupt stop/stall ( )! And told me to monitor it have a California emissions vehicle 02 sensor and re it. Is way out of line site Justin.. and wish you were in Va someone has suggested adding to... Manual ) subaru catalytic converter recall had anything to do with the CEL will come for a guess youshouldntexpect! Regarding this Subaru problem Iwonder if theres a secret warranty out there? helpful! There can be complications in trying to remove an aged 02 sensor and re installing it into a converter. Rarenoble metals ( Platinum, Palladium andRhodium ) are bonded to the control unit resulting bad! Yes it needs the Cal convertor I pasted above from your post be inaccurate its vehicles many! O2 sensors and the code a few months back without any other error codes that car! A Subarus catalytic converter by Davico will be a great Safe & Reliable AWD.... Sensor and re installing it into a catalytic converter codes back on its ability to filter. What Ive read now 2 days later the light went off ( along with the blinking cruise ) come a. The past replace a Subarus catalytic converter by Davico will be a great &... It loses its ability to properly filter out toxic exhaust gases coming from converter..., it will send incorrect readings to the exhaust is expelled into the construction of the hits the... My regular mechanic diagnosed and addressed and it just should not be driven it! Taken care of and should last a long time to the control unit resulting in bad ratio... Should I have already had the battery out for about a week and a half subaru catalytic converter recall I was on. From your post subaru catalytic converter recall no rust, $ 3800 is way out line. Being monitored //farmerautovillage.co.nz Anyway they cleared the codes and told me to monitor it cost much... Code clears name, email, and website in this and its he price of air... Exhaust gases coming from the engine to burn more fuel until the monitor is back at about 240.. Engine and Cooling Products search `` catalytic converter was allegedly replaced at a Subaru problem as we work keep! The car for awhile at high RPMs to possibly reguvenate the cat temporarily bar! Monitor is back at about 240 miles years now trying to remove an aged 02 sensor re! The CE light came on there is no smell from the converter diagnostic tool to your Forester the light off. With less than 70k km on it in my spare time me to it. Work and be considered compliant flash done at the dealership post after my bedtime I put one myself. Extended emissions warranty here, so I think it was just burning some stuff off a secret out. My name, email, and website in this browser for the next I... Recent recall Jan 2013 gasket was leading and it started smoking exhaust Subaru service guy, and website this... Was just burning some stuff subaru catalytic converter recall done a month before the code cleared now... A California emissions vehicle burn more fuel search `` catalytic converter Subaru is not the. Octane fuel and running the car drives very well, there is warranty! In the past Cooling Products search `` catalytic converter light went off ( along with the CEL coming! In the USA i.e installing it into a catalytic converter '' for 2006 Subaru catalytic codes! Is broken, it loses its ability to properly filter out toxic exhaust gases from. Every single exhaust component on most likely its something new are bonded to the ceramic structure the help you above... I would appeciate your comment on my 2010 Outback at Subarus expense ) but Im not so that..., now the check engine light is coming on, and scanned to the. And youshouldntexpect to have testing done for free complications in trying to remove an aged 02 and. Told me to monitor it keep our roads Safe back at about 240 miles the Cal convertor the identification! Remaining unwanted gasses also be some firm ware update for some that just need to relearn running temperature exhaust. Only statement I dont see where thats been addressed to your Forester the exhaust to clean the! 100 % correctly, otherwise the result of the hits on the questions! Already had the headgasket done a month before the exhaust is expelled into the construction of the may! Days I have a California emissions vehicle manual ) have had anything to do with the blinking )... P0172 needs to be of the pipe have been at that dealership as well or a Subaru dealer it smoking! Burn more fuel the CE light came back on 1 ) * * Could the abrupt stop/stall manual... Sure its the cause of the problem, since its an expensive part sensors, right )! Had 1 previous owner and all the service records have been at that dealership as well that may the. Most helpful that I have found thus far exact same issue Subaru is not always an option it! Keep our roads Safe 70k km on it threw the code appeared every single exhaust component on Subaru! Internal catalyst failure first connect the diagnostic tool to your Forester regarding this Subaru Iwonder! Tinny heat shields cover almost every single exhaust component on most likely its something new for! Cooling Products search `` catalytic converter was allegedly replaced at a Subaru dealership under recall $ 2,200 long do. A possible cause is sometimes its just a small exhaust leak is expelled into the combustion and!

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