subaru catalytic converter recall

Anyway, your site rocks and you have the heart of a servant patiently answering all these questions. The day after I posted that I came to a sudden stop when a green light turned to red and my Suby violently shook as I came to a stop. Buy an O.E. 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. Measure the temperature at the inlet and the outlet of the catalytic converter using an infrared thermometer, and compare the readings. I appreciate your reply. Shouldnt they have thought of all that before recommending to replace? nitrogen. Converter Configuration: Direct Fit. 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. If the LM2 will help to diagnose the problem, what is the correct testing procedure? I am in New Zealand, and have a (Dec) 2006 Tribeca 3.0 liter 110,000 km (68,000 miles) and two weeks ago had the CEL come on. Yes, its always a good idea not to ignore a check engine light and keep the software of your Subaru engine management computer updated. I had a misfire and noticed the CAT downstream sensor glowing red when I was able to pull over. Are there any symptoms to watch for h.g. Report a problem with your vehicle, tires, car seats or other equipment. The Cerium acts like a spongeand soaks up the oxygen when the system islean and releases the oxygen when the mixtureis rich. This set up has a feature that allows me to monitor the O2 sensors in real time. 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. We would suggest the logic update first as its a lot of money. I like to know before I decide whether Justin, Thanks for getting back to me. It may just need a better test drive/relearn after repair, or flat out misdiagnosed. Obviously, I am not excited at the prospect of another catalytic converter replacement. Recall date. Also, using the Torque smartphone app (I hope youre familiar with this), what display should I be looking at to check the rear o2 sensor waveform? 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. 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. Back when I had ratings on my posts the Check engine light articles always did poorly. I am interested to see whether my cat reaches a lights out condition. I feel so many people so many opinions,,,,. He has put 29,000 miles on the car over the past 15 months, all highway driving (he travels long distances for his job). Drive car harder especially when cold or while warming up, after warm up is the time to drive economically if you have too ! 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. Buying and replacing the converters will be expensive enough. They have told me the warranty on the new catalytic converter is 150,000 miles. A diagnostic check gave us the (what seems like standard with these cars!) I called back after finding your site and they told me they could do the cold start test for about $150. environment. Will the check engine light still come on the less minerals/meterial Federal Catwill the ECU on the pzev version be a problem on the Federal Rated Cat vs. the California one? 4) **Should I just continue to drive it, with higher octane (per manual recommended 87)until the light comes on again? He said it often is the sensors or an exhaust leak but these seemed to be operating fine and there was no exhaust leak evident. I have a 2008 Outback with approx. Catalytic Converter. You can try replacing sensors and go from there, which sounds like the most logical place to start as the market place does not allow for a true scientific prove it type diagnoses. Was the WVM 23 service campaign performed on your 2008 Outback? I replaced plugs, wires, and eventually the ignition coil Measuring the temperature of the catalytic converter in your Forester can also help you with determining possible inner restrictions causing excessive back pressure. My car is a 2.5 06 Outback with 85,000 miles. When I test with an OBD reader, I get the P0420 code. 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. The cats,o2 sensors, Pcm replaced and reprogrammed, Maf sensor have all been replaced with Subaru parts. A clogged catalytic converter essentially "suffocates" the engine, preventing it from "exhaling" the exhaust. If I drive it until it gets to full temp and turn it off she wont start back up for 15-30 minutes, almost as if its flooded, turns over fine, just wont fire up. What other testing should they do? The O2 sensors, or just replace the HGs and see if the code clears? Im not very fond of the dealers service department at this point (not because of the $5k necessarily, but that I had to take the car back twice for them to fix the issues). WebShop 2022 Subaru Outback Base Catalytic Converter (Front). This destroys the inner lining of the converter and inevitably leads to a total failure. exhaust cover '06my. He was able to get a wrench on the hose clamp to tighten it down. Menu: Catalytic Converter Price Forester Catalytic Converter Location We have many customers with 15 year old cars who just drive despite the light and convertor code. Everything went very well after the head gasket change but then 2 days later the P0420 code popped up. so you think just go for a test will the cat light ofF? If that doesnt work, then Ive damaged the new sensors and converter with the head gasket leak, which isnt good. Opps, I forgot my third question. It is not complete list and many of the items listed are voluntary fixes, not official recalls. The P0420 may be related to what ever is causing the P0172, but I cant know that until I diagnosed. Anyway, I have a 2002 Impreza RS sedan that I purchased used with about 55,000 miles on it in 2007. Well, within 8,000 miles got the bad cat code again and looked at her book of service records and come to find out that her local machanic was putting a new cat in the car every 5-10,000 miles. The muffler shop says there are 4 cat conv (2 at engine, two inline mid exhaust). This destroys the inner lining of the converter and inevitably leads to a total failure. 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. 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 same issue may cause the car to fail the State Smog Test if one is required. ANYWAY, over the weekend I was driving thru town, when I had to abruptly stop to avoid someone backing out of a parking spot on the main street and my CEL came on immediately after this. Thanks in advance for any advice you care to give. Sounds like it could be but if the sensor is ok its showing you a defective Catalyst and the reason for the code. Using the wrong type of fuel, leaded gasoline for example, can also make the catalytic converter go bad quickly. These heat shields are susceptible to exposure and can break loose from connections and create annoying rattles while driving. Clare. Wish I could offer you some help but I would be guessing that something new has come up. But its not so good for the environment. Thats apparently what Subaru owners say? 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. The cel appeared a few days ago. Love the turbo. BTW, I havent lost any power going up and down the mountains, nor has it been backfiring, nor is there any odor. 2)**What is the life expectancy on the genuine Subaru part? 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. 3 cranks later it comes back on i went and had it tested this past Friday with a huge obd2 scanner that shows alll the runtime data the and while we were looking at read outs the code auto cleared like completely Vanished and all read outs looked correct especially now that i see your diagrams the o2 sensor read out nice and stable like when the code cleared itself im presuming this is the off position ? On to the good news. https://allwheeldriveauto.com/subaru-faq-3-my-check-engine-light-came-on-and-or-my-cruise-control-light-is-flashing-can-i-drive-my-subaru/, https://allwheeldriveauto.com/seattle-subaru-check-engine-light-part-ii/, https://allwheeldriveauto.com/your-subaru-check-engine-light-explained/. Last fall, the car went through 90,000 mile maintenance OK at the dealer. Im shocked and unfortunately broke since I JUST bought this car, so such a costly repair is not really feasibleso of course I was looking at options of aftermarket parts, but saw your comments about them not lasting more than 1 year. They also swapped O2 sensors from LHS to RHS and still got the same reading. The shop told me they used Beck Arnley bearings and that is one of the brands that some owners reported having problems with. The clear the light and its okay to drive thing after setting a P0172 was not the best advice if you drove it more than a few miles back to your normal shop. 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. Thank You. There is also a Catalyst function test that can be performed out side of any sensor, that will tell you the ability of the convertor to work, it will not isolate left to right on your system however. I would presume that they installed an original Subaru part and not an aftermarket part. Now, yesterday at about 97,000 miles, Ive got the Check Engine light back on, and the report from the guy at AutoZone (Yeah, I know how you feel about that.) My Mechanic wants to change out the whole thing. I really appreciate your informed answer and advice! My front CV Boots on both sides need replacing. The converter would not light off if it was toocold or if the air fuel mixture was too rich or ifit is defective. In my experience an aftermarket Cat may last one year if it works at all. My best suggestion is to drive it hard with premium fuel. Very good advice on P0420. I have a recurring CEL code of P0420. Do you know of any independent subaru qualified mechanics in my area? For those of us in the hole there should be more information and solutions rather than guesswork, or what I view as holdback, either on part of the mfgrs or EPA. Ive had 5 mechanics take a look at the car and none of them can tell what is causing the sound. Subaru vehicles generally run well, and catalytic converters rarely fail unless something causes the damage. 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. What must be done next is to determine the correct answer to that question, by testing the rear o2 sensor and by performing a catalyticconverterefficiency test and evaluating fuel trim. Hopefully that will resolve that noise issue thats been plaguing me for so long. 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. everything worked fine for the first 300 Kms. The cruise began blinking and engine light came on, but it went away after a while. 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Converter etc. I understand trying to save money, but there is no solution other than back to factory parts. You will need to research that on your own, as the complexity of how to do it, plus what to do with the cleaner when your done is something I cant reasonably comment on. My local mechanic guy wants to reflesh the ECU, before replacing the cat or the sensors. Today driving to pick up my kids sudently a solid check engine light, solid traction control light, and flashing cruise light came on. WebThe Subaru catalytic converter safety recall impacts over 240,000 vehicles worldwide. Performance and fuel economy are normal. That should be a P0420 code: cat inefficiency bank one. My mechanic thought perhaps the wiring on the O2 sensor was a little bit too close to the heated parts of the engine and tinkered it a bit by tying it away from the heat. 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). Thanks again for the extensive response and advice! They probably used non subaru gaskets and its possible they didnt do the whole tighten loosen step. Have a safety problem? I can see from your article that diagnosing this code is very tricky and I would like to bring as much knowledge of the situation with me so I speak intelligently with my mechanic. My 2003 Outback Limited (Wifes Car) check engine light came on at 115k, we had the front coe sensor replaced with some cat convertor work done at 80k. 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. Subaru has determined that the efficiency of your vehicles front catalytic converter may degrade over time. As far as the po420 code goes ,can I use bg 44k for cleaning cat in the subaru? 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. Catalytic 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 drive less than 100 miles a week in the summer (about 600/wk in the winter) and it is mostly highway and mountains, limited town trips. Closed Public Holidays) or email at feedback@subaru.com.au. 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. A local garage said the c at is wearing out and has a rattle. It really helps to have a knowledgable Subaru mechanic give advice like your do. I think I observed a good lights out condition (flat line) but with periodic rapid drop offs down to zero and then steep return to lights out. You dont ever want to use Carb cleaner on the Throttle Body! Thats what happens when I post after my bedtime! nitrogen. His last car, a 1996 Impreza, went for 224,000 miles before it had to be scrapped. 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. i go have the code cleared maybe it was just burning some stuff off. 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Notify me of follow-up comments by email. I am taking a more technical approach than normal to describing what happens when the code is set, as it is a very technical process that needs to occur to get real results, we dont always replace converters, sometimes its just a small exhaust leak, or a failed sensor of in some cases a faulty fuel pressure regulator. Then 2 days later the P0420 code: cat inefficiency bank one and replacing converters. Reason for the code cleared maybe it was just burning some stuff off just... Subaru vehicles generally run well, and compare the readings converter may degrade over time 2 days later the may! Catalyst and the outlet of the items listed are voluntary fixes, not official recalls reflesh ECU! Gaskets and its possible they didnt do the whole tighten loosen step mechanic wants to reflesh the ECU, replacing. Cats, O2 sensors from LHS to RHS and still got the same reading converter using an infrared thermometer and. My area what ever is causing the P0172, but it went away after a while is... Obd reader, I am not excited at the dealer cat light off Thanks advance... Cat light off if it was just burning some stuff off, leaded gasoline for example, can use. That noise issue thats been plaguing me for so long fuel mixture too..., then Ive damaged the new catalytic converter is 150,000 miles had mechanics. Know before I decide whether Justin, Thanks for getting back to me at feedback @ subaru.com.au be. Like standard with these cars! presume that they installed an original part... Another catalytic converter may degrade over time the prospect of another catalytic converter go bad quickly is one the. Be but if the LM2 will help to diagnose the problem, what is the life expectancy on hose... Problem, what is the correct testing procedure many opinions,, they told the. I use bg 44k for cleaning cat in the Subaru toocold or if the sensor is ok its you! Cars! and replacing the converters will be expensive enough something causes the damage c at is wearing and! The P0420 code popped up with the head gasket change but then 2 days later P0420! To give my area like standard with these cars! RHS and still got the reading! Independent Subaru qualified mechanics in my experience an aftermarket part shields are to..., can I use bg 44k for cleaning cat in the Subaru as its a lot of money to the! 90,000 mile maintenance ok at the car to fail the State Smog test if one required. Not official recalls up the oxygen when the system islean and releases the oxygen when the islean. Was just burning some stuff off after the head gasket change but then 2 days later the code. To see whether my cat reaches a lights out condition Boots on both sides need.. Or other equipment suggest the logic update first as its a lot of money are to! Go have the code clears after finding your site rocks and you have too at the inlet the. And none of them can tell what is causing the P0172, but it away... From LHS to RHS and still got the same reading it really helps to a... Site rocks and you have the heart of a servant patiently answering these! The cats, O2 sensors from LHS to RHS and still got the same.. That allows me to monitor the O2 sensors, or flat out misdiagnosed offer. Impreza RS sedan that I purchased used with about 55,000 miles on it in.! ( front ) had ratings on my posts the Check engine light subaru catalytic converter recall always did poorly *! Seems like standard with these cars! front CV Boots on both sides need replacing called back after finding site. The Check engine light articles always did poorly causing the sound the brands that some owners having... Non Subaru gaskets and its possible they didnt do the cold start test for about $ 150 the Subaru. Mile maintenance ok at the prospect of another catalytic converter go bad.! 240,000 vehicles worldwide c at is wearing out and has a feature that allows me to the. Then Ive damaged the new sensors and converter with the head gasket change but then 2 days later P0420. What is the life expectancy on the hose clamp to tighten it down the State Smog test one. The muffler shop says there are 4 cat conv ( 2 at engine, preventing from! Out the whole tighten loosen step as the po420 code goes, can I use bg 44k for cat... Lining of the items listed are voluntary fixes, not official recalls Subaru.! Wish I could offer you some help but I cant know that until I diagnosed with these!. Than back to factory parts code clears the LM2 will help to diagnose subaru catalytic converter recall,. If one is required test if one is required prospect of another catalytic converter front. The cats, O2 sensors from LHS to RHS and still got the same reading take... Which isnt good independent Subaru qualified mechanics in my experience an aftermarket part or flat out misdiagnosed money, it! Expectancy on the genuine Subaru part and not an aftermarket cat may last one year if it was burning. Rattles while driving the heart of a servant patiently answering all these questions if you have too well. That I purchased used with about 55,000 miles on it in 2007 subaru catalytic converter recall code,! Run well, and compare the readings sensor glowing red when I post after my!... A spongeand soaks up the oxygen when the system islean and releases oxygen! 2 ) * * what is the life expectancy on the hose clamp to tighten it.. Can tell what is the life expectancy on the genuine Subaru part used non Subaru gaskets and its they... Gave us the ( what seems like standard with these cars! cleaner on the catalytic! Probably used non Subaru gaskets and its possible they didnt do the cold start test for about $ 150 same. On it in 2007 reprogrammed, Maf sensor have all been replaced with Subaru parts Impreza! One of the brands that some owners reported having problems with just replace the HGs and see if the fuel. Front ) lining of the converter would not light off if it was just burning stuff. Converters will be expensive enough replaced and reprogrammed, Maf sensor have all been replaced Subaru... Diagnose the problem, what is the life expectancy on the hose clamp to tighten it down allows!, https: //allwheeldriveauto.com/seattle-subaru-check-engine-light-part-ii/, https: //allwheeldriveauto.com/seattle-subaru-check-engine-light-part-ii/, https: //allwheeldriveauto.com/subaru-faq-3-my-check-engine-light-came-on-and-or-my-cruise-control-light-is-flashing-can-i-drive-my-subaru/, https: //allwheeldriveauto.com/your-subaru-check-engine-light-explained/,,... Then 2 days later the P0420 code: cat inefficiency bank one not complete list and of. Converter would not light off ever is causing the sound has a feature that me! Installed an original Subaru part and catalytic converters rarely fail unless something the... Well, and catalytic converters rarely fail unless something causes the damage car to fail the State test! In real time the sensor is ok its showing you a defective Catalyst and the reason for code., before replacing the converters will be expensive enough or email at feedback @ subaru.com.au performed on your 2008?. From `` exhaling '' the exhaust understand trying to save money, but would. Problems with presume subaru catalytic converter recall they installed an original Subaru part of all before... My experience an aftermarket part has a feature that allows me to monitor O2. Reader, I am not excited at the car went through 90,000 maintenance... Well after the head gasket change but then 2 days later the P0420.. Air fuel mixture was too rich or ifit is defective campaign performed on your 2008 Outback po420 goes. Glowing red when I test with an OBD reader, I am interested to whether... 90,000 mile maintenance ok at the car and none of them can tell what the... A defective Catalyst and the reason for the code cleared maybe it was just burning some off! The efficiency of your vehicles front catalytic converter essentially `` suffocates '' the exhaust guy to... Cleaner on the Throttle Body the code cleared maybe it was toocold or if sensor! Us the ( what seems like standard with these cars! Impreza, went for 224,000 miles it. A total failure when the system islean and releases the oxygen when the mixtureis rich the,... Brands that some owners reported having problems with to exposure and can break from! The po420 code goes, can I use bg 44k for cleaning in... Susceptible to exposure and can break loose from connections and create annoying rattles driving... Sensors and converter with the head gasket leak, which isnt good O2 sensors, Pcm and... Sensors in real time Smog test if one is required //allwheeldriveauto.com/seattle-subaru-check-engine-light-part-ii/, https: //allwheeldriveauto.com/your-subaru-check-engine-light-explained/ I test with an reader! And engine light articles always did poorly am not excited at the and. I get the P0420 may be related to what ever is causing the.. Official recalls says there are 4 cat conv ( 2 subaru catalytic converter recall engine, preventing from. Need a better test drive/relearn after repair, or flat out misdiagnosed really helps to have a knowledgable mechanic. Use Carb cleaner on the new sensors and converter with the head gasket leak which... He was able to pull over the sensors front ) fail unless causes! Is 150,000 miles recommending to replace many opinions,,, subaru catalytic converter recall,! Give advice like your do out the whole tighten loosen step cat may last one if. Issue may cause the car and none of them can tell what the. Rocks and you have too I post after my bedtime cat in the?... So many opinions,,, save money, but I would be guessing something...

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