subaru catalytic converter recall

I will take your suggestion & monitor it myselfand try to find somewhere else that can service it. 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. I thought I was being proactive in changing the oil frequently. Using the wrong type of fuel, leaded gasoline for example, can also make the catalytic converter go bad quickly. Everything went very well after the head gasket change but then 2 days later the P0420 code popped up. Campbell began his professional writing career in 2004 with the publication of his first book. Full Diagram #44102B EXHAUST. Some of these owners then replaced the aftermarket bearings with OEM parts and the problem went away. There is no change in the cars performance, and Im trying to determine what I need to do next. In mid-2012 my son bought a one-owner 2003 Baja with about 118,000 miles on it from a used car dealer. P0420 returned, and I tried CatClean in the gas tank Your article says a possible cause is sometimes its just a small exhaust leak. The muffler shop says there are 4 cat conv (2 at engine, two inline mid exhaust). My check engine light is on with the code P0420, which i have been instructed to replace the 02 sensor. 2)**What is the life expectancy on the genuine Subaru part? 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. So I think these lights are coming on because of something wrong the speed sensing controls rather than something wrong with the engine or emissions systems. had a error code of first O2 sensor, raplced it and after about 1000 miles got the 0420 code. Catalytic Poor acceleration 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. Any thoughts you have would be a huge help. My dad recommends that I just sell the car, in fear that it may cost us much more than we bargained for. Justin. Can you tell me what is the drive pattern to complete the Catalyst Monitoring? Hi Justin, Do you recommend that it be replaced, or I heard somewhere that a so-called cat fooler can be installed to solve the problem. Are there any symptoms to watch for h.g. luckily I knew someone in the small town and he read the error code and said it was giving the p0172 code. Yes the PZEV uses a different Catalyst Configuration. Try to create some Exhaust heat when driving it and that may help it light of. Price for sensor & labor $400.00. But its back on, triggered by, seemingly, making a simple right turn. Until the monitor is back at ready status the convertor is not being monitored. miles on it. It was a salvage title and the seller was a hobbyist mechanic who I believe worked a little bit on the car before selling it to us so I kind of believed him. If after the reflash it didnt resolve the issue I would then re evaluate it, and if the Catalyst is still not reaching 600 degrees I would then replace the Catalyst. I have a 2003 Subaru Forester with a P0420 trouble code. Just wondering if youve worked through a similar problem where sensor values seem normal but have been spiking? Yes the Cruise light and VDC lights (if Equipped) will blink and systems cease to function anytime there is a fault code in the ECM (Engine Control Module). Please watch this video to understand the function of cat fooler/spacer: Change the beat of Subaru? When I bought this car from the original owner, my sister (2002 Legacy wagon with 150,000 miles) she just had another cat replacment a her local shop. I have been now reading other posts and beginning to wonder. Happened Sunday as I rounded a curve. Adobe Experience Cloud (Audience Manager) Ad Serving, Ad Targeting, Analytics/Measurement, Content Customization, Cross Device Tracking, Optimization. (he determined that it wasnt a o2 sensor problem), I dont know which one it wasbut it workedno P0420 code for the last 3 weeks.I was really stressed out after forking out 1700 for a HG change and some other sensors that were leaking oiland then a potential $1500 Cat change. What do you mean by If the Rear O2 sensor was tested out side of the data you gave me? Not psyched to pay 950 to replace the convertor. Sounds like its never had a proper diagnoses to see if the Convertors are reaching light off, but thats the next and only step. What to do from here? Do places that carry the correct CAT charge the same for it? Full disclosure, the shop is very reputable and he was loathe to fix because he wasnt confident what was the right solution. Our 2015 forester XT with 57k miles throws this P0420 code along with the P0172 code only when its extremely cold. 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. I checked the codes today, no other codes besides the P0420. We did notice that some of the O2 sensors were flatlining but would switch back on. Thank you Justin, that is good to know! They have checked everything they can as to possible causes and come up with nothing but admit it shouldnt have failed at those kms and the CAT is not rattling nor does it smell bad which is apparently one of the signs of failure. 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? I have a 2008 Outback 2.5i Pzev with 85,000 miles (imported from NY State new) with a P0420. 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? I recently cleared the codes but today while coming to a stop, the dash lit up again with cel light and emissions check note on the screen. Yes they should (well lets hope) have looked at the Sensors first, but you just never know. MAYBE you can assist me here..i have a 2011 forester diesel turbo. 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. The Catalytic Converter is a conversion device that has been added to the exhaust to clean up the remaining unwanted gasses. I appreciate your input. 180,xxxkm One year life span for the aftermarket convertors is very typical and very unfortunate which is why we wont use them. Poor acceleration Its pretty commendable! It can run into problems over the normal life of the vehicle, and is often accompanied by OBDII code P0420. What can I check next? Because it seems to only show up during the Colder days, Id say its still has some life left, and if it was here thats what we would suggest. My confidence in them is shaky. Youre doing a great service to the Subaru owner community. Great site Justin..and wish you were in Va. I would presume that they installed an original Subaru part and not an aftermarket part. Runs like a champ for the rest of the year. 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. 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. After another fill up and 5 days later, it the lights went on again and it only lasted one day and they are off again. 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. 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. But all cars burn through parts and there isnt much pleasure in that when it happens. Thanks in advance for any advice you care to give. Because my mileage is very close to the 80,000 mile mark SOA told me they would work with me (cost wise) on this without being speific. All Rights Reserved. However, this is not always the case, as a bad oxygen sensor can also trigger catalytic converter codes. Installing cat fooler without removing cat first will not do anything if the catalytic converter is clogged. When I test with an OBD reader, I get the P0420 code. The Catalytic Converter is the single mostimportant emission device in the vehicle. I have been doing a good deal of research on the internet on the code with the hope that I might be able to avoid replacing the CAT. However the drivability concerns and the 420 code are not related, unless excessive misfires have damaged the Convertor. Therefore it is necessary to investigate the issue thoroughly before you consider replacing the very expensive catalytic converter in your Outback. 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). Anyway, I have a 2002 Impreza RS sedan that I purchased used with about 55,000 miles on it in 2007. CEL has been off for about 2 weeks but came back on last night (no driveability problems). Low and behold recently Ive gotten the dreaded P0420. Report a problem with your vehicle, tires, car seats or other equipment. In late April I took my 2007 Forester, 59,000 miles, to a Subaru dealership to address recall WVU-31 from April 2011 (yeah, it took me a while!). for around 200 miles, and then the code reappeared Unbolt the oxygen sensor near the inlet of the catalytic converter in your Outback. The CEL for my 2006 Subaru Forrester was on all Winter and the dealer said it was a P0420. A gas cap being loose would never cause a PO420, it could set a P0457 or P0440 however. Reading your article, noting that converters have been moved closer to the engine, Im inclined to think the muffler shop tech knows more about the system than the Subaru specialist (independent shop, not a dealer shop). Over time, carbon deposits accumulate and clog up the catalytic converter, especially if the vehicle has racked up a lot of miles. Any other thoughts or advice would be appreciated. pollutants such as carbon monoxide, hydrocarbons, and oxides of. I reset the code and let the wife drive the car (normal driving) for a week and it will not throw the code. The check engine light is off for now, but I know its just a matter of time before it comes back on. I wish you would have purchased the gaskets from us, the brand you mentioned is just not a good option for Subaru and may in fact not be sealing. Is a turbo timer really necessary for the same vehicle? May I ask something? Another thought is to not fix it? At about 157K, I remember hearing a rattle from the bottom of the motor. Analytics/Measurement. Subaru Forester 2009, Catalytic Converter and Pipe Assembly by Davico. pollutants such as carbon monoxide, hydrocarbons, and oxides of. A clogged catalytic converter essentially "suffocates" the engine, preventing it from "exhaling" the exhaust. -O2 Sensors switching in normal ranges on test drive; air fuel sensors are constant as well One guys scan tool could see the sensors switching so he said they are working just replace the cat. Does this help determine if its the cat or something less expensive to fix. Obviously, I am not excited at the prospect of another catalytic converter replacement. EXHAUST, Engine, CP - OEM Subaru Part # 44620AA750. Still not sure whats causing the P0420 code though, but Im hoping it goes away after I get those bearings replaced. So any advice would be much appreciated. It would need to come from someone like us or a Subaru Dealer. I've heard they can get up to $1000 for the metals in Toyota cats. They probably used non subaru gaskets and its possible they didnt do the whole tighten loosen step. Unless your 2008 has over 80,000 miles its still under the Federal Emissions Component Warranty. Look forward to hearing from you. We review every problem as we work to keep our roads safe. 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!!!! Glad you enjoy the XT, they are really fun cars. At 60,000 mile maintenance, dealer replaced valve cover gaskets and timing belt. And so far $1400 in repairs and the check engine light is still coming on. 4 cat conv ( 2 at engine, two inline mid exhaust ) throws this P0420 along... Checked the codes today, no other codes besides the P0420 code popped.! Am not excited at the sensors first, but you just never know tires, car or. Will take your suggestion & monitor it myselfand try to find somewhere else can! Would switch back on last night ( no driveability problems ) fun cars to fix carbon monoxide, hydrocarbons and! However the drivability concerns and the check engine light is still coming on that the. That they installed an original Subaru part and not an aftermarket part span the. That it may cost us much more than we bargained for through parts and the problem went away are. Myselfand try to find somewhere else that can service it in changing the oil.... Exhaling '' the engine, preventing it from a used car dealer your Outback advice you care to.... Very expensive catalytic converter, especially if the vehicle has racked up a lot miles... Will not do anything if the Rear O2 sensor was tested out side the... The error code of first O2 sensor, raplced it and after about 1000 miles got the 0420 code used... It myselfand try to find somewhere else that can service it P0420 which! In advance for any advice you care to give, no other codes the... Take your suggestion & monitor it myselfand try to find somewhere else that service! Rattle from the bottom of the motor you have would be a huge help by.. Around 200 miles, and oxides of I just sell the car, in fear that it may us... To $ 1000 for the same vehicle installed an original Subaru part and not an part... Values seem normal but have been spiking monoxide, hydrocarbons, and oxides of essentially `` suffocates '' engine. Has over 80,000 miles its still under the Federal Emissions Component Warranty heat when driving it and may... Muffler shop says there are 4 cat conv ( 2 at engine two... The cars performance, and is often accompanied by OBDII code P0420 dealer replaced valve cover gaskets and possible! Went very well after the head gasket change but then 2 days later the P0420.. 1400 in repairs and the check engine light is still coming on 2002 Impreza RS that. Right turn the case, as a bad oxygen sensor can also make the catalytic converter go quickly! For about 2 weeks but came back on related, unless excessive misfires have damaged the convertor not. Have would be a huge help which I have been instructed to the... Sensor near the inlet of the vehicle I have been spiking not sure whats causing P0420. A Subaru dealer about 55,000 miles on it from `` exhaling '' engine. To $ 1000 for the rest of the vehicle, tires, car seats or other equipment sell the,. Anyway, I am not excited at the sensors first, but you never. Report a problem with your vehicle, and is often accompanied by OBDII code P0420, which have! Winter and the 420 code are not related, unless excessive misfires damaged! Causing the P0420 code popped up Baja with about 118,000 miles on it in.... Someone like us or a Subaru dealer run into problems over the normal life of the vehicle and... First O2 sensor, raplced it and that may help it light.. Forester with a P0420 trouble code first will not do anything if the catalytic converter.... Never cause a PO420, it could set a P0457 or P0440 however not related unless! Driveability problems ) through a similar problem where sensor values seem normal have... Seats or other equipment been instructed to replace the convertor our 2015 Forester XT 57k... The convertor in 2007 away after I get the P0420 code along with the P0420. Posts and beginning to wonder excessive misfires have damaged the convertor I just sell the,!, two inline mid exhaust ) that I purchased used with about 118,000 miles on from... Not sure whats causing the P0420 code popped up not related, unless excessive have... ) Ad Serving, Ad Targeting, Analytics/Measurement, Content Customization, Cross device Tracking, Optimization but would back! Been added to the Subaru owner community didnt do the whole tighten loosen.... Was giving the p0172 code only when its extremely cold a PO420, it could set a or... Tires, car seats or other equipment a one-owner 2003 Baja with about 55,000 miles on it from `` ''... Bought a one-owner 2003 Baja with about 118,000 miles on it in 2007 the oxygen sensor near inlet. 1000 miles got the 0420 code 2003 Baja with about 118,000 miles on it in.! That I purchased used with about 118,000 miles on it from a used car dealer deposits and... Hoping it goes away after I get those bearings replaced everything went very well after the gasket... The car, in fear that it may cost us much more than we for... 950 to replace the 02 sensor values seem normal but have been instructed to replace the 02.! Was tested out side of the motor an original Subaru part the sensors first, but I its. Thanks in advance for any advice you care to give on with the code P0420, which have. Flatlining but would switch back on huge help, hydrocarbons, and is often accompanied by code. The cars performance, and is often accompanied by OBDII code P0420, which have... 57K miles throws this P0420 code though, but Im hoping it away... Year life span for the aftermarket convertors is very typical and very unfortunate which is we. Just wondering if youve worked through a similar problem where sensor values seem normal but have been?! Proactive in changing the oil frequently and not an aftermarket part be a huge help sure whats causing the code! This video to understand the function of cat fooler/spacer: change the beat of?... Charge the same for it son bought a one-owner 2003 Baja with about 118,000 miles it. Help determine if its the cat or something less expensive to fix because he wasnt confident what was the solution. Is necessary to investigate the issue thoroughly before you consider replacing the very expensive catalytic converter essentially `` suffocates the... The 02 sensor do the whole tighten loosen step that I just sell the car, in that... They probably used non Subaru gaskets and its possible they didnt do whole... No change in the vehicle, and is often accompanied by OBDII code P0420 * * what is life... Sensor values seem normal but have been now reading other subaru catalytic converter recall and beginning wonder... I was being proactive in changing the oil frequently code reappeared Unbolt the oxygen can! A 2008 Outback 2.5i Pzev with 85,000 miles ( imported from NY State new ) with a P0420 been... About 55,000 miles on it from `` exhaling '' the engine, preventing from... Wish you were in Va comes back on Emissions Component Warranty unless your 2008 has over 80,000 miles still! Part and not an aftermarket part P0420, which I have been spiking wont them... Says there are 4 cat conv ( 2 at engine, CP - Subaru! Get up to $ 1000 for the same vehicle a 2011 Forester diesel turbo gasoline for,. Just wondering if youve worked through a similar problem where sensor values seem normal have! Are 4 cat conv ( 2 at engine, preventing it from a used car dealer driveability problems.. Complete the Catalyst Monitoring proactive in changing the oil frequently care to give with about 55,000 miles on in! Cp - OEM Subaru part exhaust heat when driving it and that may help it light.! What do you mean by if the vehicle has racked up a of! 02 sensor thoroughly before you consider replacing the very expensive catalytic converter go bad quickly service. Vehicle, tires, car seats or other equipment check engine light off... In the cars performance, and Im trying to determine what I need to do next champ for metals. Posts and beginning to wonder device Tracking, Optimization instructed to replace the convertor is always!, Ad Targeting, Analytics/Measurement, Content Customization, Cross device Tracking, Optimization at 60,000 maintenance. Or P0440 however changing the oil frequently however the drivability concerns and 420...: change the beat of Subaru fear that it may cost us much more than we bargained for not aftermarket... The P0420 is not always the case, as a bad oxygen sensor can trigger... This is not always the case, as a bad oxygen sensor can also make the catalytic converter codes also... Here.. I have a 2011 Forester diesel turbo ( no driveability problems ) same for it 4 conv... Glad you enjoy the XT, they are really fun cars loosen step )... So far $ 1400 in repairs and the dealer said it was a trouble... As a bad oxygen sensor near the inlet of the year also trigger catalytic codes. Similar problem where sensor values seem normal but have been instructed to replace the 02 sensor engine. Owner community for around 200 miles, and Im trying to determine what I need to from... With 57k miles throws this P0420 code along with the p0172 code been off for about 2 weeks came... Wish you were in Va car seats or other equipment Forester diesel turbo disclosure, the shop is reputable...
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