Yes. Almost gone . The check engine light only comes on in certain conditions: If the check engine light is coming on intermittently, be sure to notice any changes in the performance of your vehicle when the light is on. It also burns any carbon monoxide (CO) in the exhaust. Some are saying it is the catalytic converter, and others are saying it is the oxygen sensor. It converts potentially lethal carbon monoxide into carbon dioxide. I have an intermittent check engine light on my car. Catalytic Converter– A catalytic converter is responsible for scrubbing out as much pollution as possible from the Patriot’s exhaust. It comes without warning and with no explanation. Normally, you should be able to shine a light through a catalytic converter and see it coming out the other end. I used the black tape. I don't know why or how it works; but it worked. Pilot ran great on a 4 hour weekend round trip and then on my way yo work on Monday the lights came back. I went to AutoZone and Advance Auto and they both said it was P0421. Photo (optional) Related Questions. I have been checking the gas cap and putting on tightly but I will look into the replacement issue. Engine light came on in October, right around 78,000 miles. Volvo has only 55k miles, What can I do???? $17.34. Without a catalytic converter on a car, the exhaust fumes from an engine would be full of carbon monoxide. You asked for responses from Odyssey owners with high mileage. Yes certain gas companies can make check engine come on. Have the engine checked by a qualified workshop.’ We (the family) are currently in Denmark. Maybe. They changed the catalytic converter and ordered me a new gas cap. The check engine light was off when I picked up the car. It does sound crazy but I can see how it clears up the cats cause of the vibrations the honey com material in the cats gets cleared of most of the carbon out and air flowing again to the sensors, and I also see the point of damaging them by hitting them to hard. An Oxygen sensor that is between the catalytic converter and the engine is known as an “upstream” sensor. The vehicle was repaired, but the failure recurred. Your Check Engine light is on and you find a P0420 low catalyst efficiency code for your Catalytic Converter. The catalytic converter is an essential component in the exhaust system of an automobile. any help please! check engine light came on - catalytic converter insuffiency - replaced converter and check engine light has come on again after 1,300 miles with new converter. 0 ltr engine, catalytic converter gone bad. I know what the problem is–catalytic converter needs replacing. Remember Me? The engine light can be triggered by a number of issues of varying degrees of severity. November 19th 2012 my FJ has a check engine light on, diagnosis is the right side catalytic converter is bad. I have noticed that some of the cd player's cause my cd's to skip while others are fine. You paid for a service and should expect that service to work. Mar 28, 2018 | 2006 Cadillac STS. Here's one for you: Which code was it throwing before? Download the trouble codes and see if you can find some information that can point you to a specific component(s) or system. 2003 Camry. The manufacturer was notified of the failure. You may also notice the fuel economy drop. Returned to dealer. Page 18 of my handbook states: ‘Fault in catalytic converter.’ Page 286 says, ‘There is a fault with the exhaust. If the engine control module (ECM) detects a catalytic converter problem, it might record DTC P0420, defined as “Catalyst System Efficiency Below Threshold.” If the pressure does not come back up, or continues dropping, there is likely a problem with the converter. Free shipping. I am new to these boards. Had technician do a thorough car check, found original fuel filter (at 80,000 mi. 2002 corolla: check engine light..catalytic converter..battery cable I have a 2002 corolla with check engine light on. Soon the light went out which made me happy, but when the tank got down 3/4, the light came back on again so I have aborted using the BG 44k (at $25 a can it is pretty costly). One is the cd-changer. The check engine light only comes on in certain conditions: If the check engine light is coming on intermittently, be sure to notice any changes in the performance of your vehicle when the light is on. You'll see many hits on this issue. There’s seems to be too much raw fuel going through he exhaust. Catalytic converters have a ceramic honeycomb inside and the surfaces contain a coating of precious metals like platinum, Palladium, Rhodium, and other non-precious metals. My husband just paid $1900 to have the catalytic converter replaced in our 2005 Honda CRV with 202k miles. After hanging the converter, the diagnostic codes should be cleared according to the vehicle manufacturer's procedure, otherwise the on-board computer may immediately turn on the Check Engine Light. You will have to look for the port as the location can vary based on the model of your car. I was impressed with how clean the interior was which indicated to me it was probably well taken care of and it had a clear title. Answer: The check engine light is flashing because the catalytic converter could be damaged. A failing catalytic converter will decrease your fuel efficiency and may put the car into limp mode. By using a OBDII scanner you can determine exactly which sensor is bad, and what is wrong with it. Catalytic Converter Orange Warning Light. Have an assistant rev the vehicle to around 2,500 rpm. Recently, the engine gasket needed to be replaced and … The catalytic converter is part of the exhaust system, working to reduce the amount of harmful exhaust gases. my gas mileage started decreasing when the check engine light came on. Step 2. The catalytic converter works by breaking down unburned gases left over by the combustion process. However, I did not see or smell any gas on the ground- how do you explain that one? This was to clear up an obvious carbon build up problem. Check Engine Light intermittently comes on and off, for almost a year. answer. The Check Engine light flashing is a pretty much universal sign that you have a misfire that is bad enough that a lot of raw, unburned fuel is being dumped in to the Catalytic Converter, to the point that it could be ruined if the problem is not taken care of very quickly. Hello all. Two weeks ago it popped up again for a few days (P0420 again), and then disappeared again. Recently, the engine gasket needed to be replaced and … Top. If you do notice a difference, try driving your vehicle as little as possible until you can bring it in for service. The ‘check engine’ light is the most common. I think that might be related to the gas I get at different places like some others have suggested above. A bad or failing catalytic converter can also cause an illuminated Check Engine Light. I would go in and be firm about that. If you do notice a difference, try driving your vehicle as little as possible until you can bring it in for service. If a light is on, you either need to take your car to a professional or use your own OBD-II tool to diagnose the code to see if it is a catalytic converter problem. More specifically, the sheet they printed says "Code P0430 indicates that the Bank 2 Catalyst System efficiency was below threshold for … The check engine light may come on if your gas cap is loose, allowing gas to evaporate. I have changed the catalytic converter and both oxygen sensors one and two, the check engine lite comes on after 40 miles of driving, after unhooking … Address 01: Engine (06A 906 032 FP) 09:04:27 Group 034: Lambda Control (Aging Check: Bank 1 Sensor 1) 760 /min Engine Speed (G28) 450.0°C Catalytic Converter Bank 1 Temp. If the gas cap is the original, maybe it has to be replaced. Had my codes read at an auto parts store. Had it checked in December and found faulty O2 sensors. Changed those. 1 Nov 2020 #1 Hello I have an orange warning light appear yesterday and I was at the end of my journey for the day. It is flashing check engine light with Catalytic Converter Fault message displayed on the BC. Engine check light has acting … I fill the tank and it goes off. In this video I how you haw to fool your computer into thinking you still have cats once they have been removed DID THIS WORK FOR YOU? The check engine light only comes on in certain conditions: If the check engine light is coming on intermittently, be sure to notice any changes in the performance of your vehicle when the light is on. The check engine light is on and there is a noticeable performance issue: If you are noticing a consistent decrease in performance with the check engine light on, your vehicle may have automatically entered a "limp-mode" to prevent additional damage. Site Navigation. That is when they tell me there are three catalytic converters. Check Engine Light Comes On. I'm hoping that it's not the catalytic converter. Occasionally the check engine light will blink for just a split second and engine will stall sometimes quit running but always picks back up or will restart with no problem. Obd has to be read again. Replaced pressure and oxygen sensor, light continues to come on/off intermittently, and won't' pass smog. Given the age of the vehicle, I wouldn't hesitate to say your converter will need replacing due to wear. When the vehicle was started and while driving, the check engine warning light illuminated. I got a check engine light about 5 weeks ago, plugged in a scanner tool and pulled a P0420 code… the most vague code possible. FAQ: Social Groups: Calendar: Photo Albums: FAQ: Social Groups: Calendar: Mark Forums Read: Toyota 4Runner Forum - Largest 4Runner Forum > Toyota 4Runner Forum > 4th Gen T4Rs > Check Engine Light … I'd start by investing $20-30 in your own OBD-II / CAN code reader, read your own codes and then post them here if you're not sure what to do. The dealer diagnosed that the catalytic converter needed to be replaced. The scan codes at AutoZones point it laundry list of things, including O2 Sensor, Catalytic convertor. If the catalytic converter fails or gets clogged your Acura's fuel efficiency will decrease. If what you're getting is a catalysit efficiency code, P0420, P0421 you're looking at a converter. Google it. Done the following: 1. This is a definitive sign of a misfire caused by bad spark plugs or faulty ignition coils. The catalytic converter is like an after-burner. A new original equipment converter can cost up to $1000 or more, while an aftermarket converter may set you back $300 or so. I have 5000 miles on my car and this light just came on (looks like an engine i guess...the manual claims its the 'catalytic converter' light. I recently bought a 2005 Honda Odyssey EX-L. Two years ago the Check Engine light came on, we had it turned off but it came back on again. Also, when visually inspecting a converter if there is any loose material or if it rattles, then it needs to be replaced. Check your gas cap to ensure it is tight and intact. One very important thing to note about a catalytic converter is that it; requires you to use unleaded fuel. i did not know about the catalytic converter recall. Our repair shop said the catalytic converter needed replaced, however it didn't need replaced immediately since it took awhile for the catalytic converter to disintegrate. The check engine light appeared 2 days ago. Mark helpful. $15.01. 14,870 Posts #21 • Dec 12, 2014. dfalgout said: My transmission broke 25 miles before the warrant went out. I am going to take mine off and see if i can clean them with carb cleaner and reinstall them. I have changed fuel cap. One week later check engine light came on and stayed on. Tried dry gas and fuel injector cleaner. The check engine light appeared 2 days ago. Sometime it will again go off before I fill it. Does that really mean your converter has reached the end of the road and needs to be replaced? Download the trouble codes and see if you can find some information that can point you to a specific component(s) or system. An illuminated check engine light or malfunction indicator lamp (CEL or MIL) with a catalytic converter diagnostic trouble code (DTC) is the most common catalytic converter problem indicator. It oxidizes (burns) any residual fuel vapors (hydrocarbons or HC) in the exhaust. Constant check engine light - Engine is running fine. A clogged catalytic converter prevents your engine from breathing properly. You’re driving home from work one day when the worst nightmare for a car owner happens: the ‘check engine’ light pops on. If the system is not working correctly this will trigger the warning light. About half tank, it come back on. Is it on tight? Also, the engine is burning oil VERY quickly, and the dealer can't find out why. Many of these modern systems work using an air fuel ratio tester and an oxygen sensor that monitors exhaust fumes. Check the pressure while the vehicle is idling. Engine light returned within one dAy wth very little miles driven. I had an oil service and EGR pipe replaced a few days before (not suggesting they are connected but a coincidence). Anyway it runs great but have had two issues. I don't know why or how it works; but it worked. Oxygen O2 Sensor CEL Adapter Spacer Bung Catalytic Converter Check Engine Light. Instead, when exhaust emerges from the tailpipe of a car equipped with a catalytic converter, the exhaust is primarily composed of carbon dioxide. Codes are triggered based on a series of events and those events can vary by manufacturer, year, engine configuration, emissions standards (Federal vs. CAFE), and more. 4. So I had the second cat converter put in- that is two new out of three and a week later- check engine light on AGAIN- I am beginning to think it is something else and wondering if I even needed those new Cats. New gas cap didn't help so we stopped buying from Sam's Club. Said catalytic converter problem($1180) . i did not know about the catalytic converter recall. A bad or failing catalytic converter can also cause an illuminated Check Engine Light. the subaru dealer said they couldnt figure a reason for the check engine light coming on. the subaru dealer said they couldnt figure a reason for the check engine light coming on. This may very temporarily change the firing conditions of the engine and clear the check engine light, however if the O2 sensor is bad or the CAT is bad the problem is just going to come back and very quickly. If you step on the gas pedal you may feel that your Acura is struggling to accelerate. $12.76 . One or more sensors may be sending faulty signals. Two weeks ago my check engine light came on so I went to AutoZone and got a free engine scan. If you have a cracked gas cap you can find a new one at any autoparts store and it is easy to replace. I brought it to the mechanic and he said it is the catalytic converter and is going to cost $1350 parts and labor to replace. At the dealership, the diagnostic gave P0420 code “internal fault with catalytic converter”. The code you get from a place like AutoZone won't tell you the exact answer. I don't have any recovery (lapsed and had no idea!) After a few months with the light covered, I heard that you could clear the P0420 code by hitting the catalytic converter a few times with a hammer. Intermittent Check Engine Light 4 Answers. Visually inspect the catalytic converter itself. Free shipping . I had this same problem and the dealer wanted to place the catalytic converter. It is intermittent signal. As others have said, it all comes down to what codes are showing up. I have had several CCs changed over the years in various vehicles. Here recently, I would go about 1000 miles and it'd go away, then about 30-50 miles later it'll come on again. A clogged cat can trigger the check engine light – and that will cause you to fail an emissions test in most locations. Those compounds react with unburned fuel in an oxidation/heating process that completes the burn and neutralizes oxides of nitrogen (a component of smog). You stand to destroy the catalyst material and possibly send that material into your rear main cat causing more issues. Discussion Starter • #1 • Oct 9, 2019. They told me it was the catalytic converter. I did clean them all but that hasn't solved the problem. The catalytic converter also changes carbon monoxide, hydrocarbons and nitrogen oxides emitted by your vehicle into … After a few months with the light covered, I heard that you could clear the P0420 code by hitting the catalytic converter a few times with a hammer. The choice at that time was to replace the converter (about $1000 from the dealer) or cover the check engine light with some black tape. The Check Engine Light Is on in My Kia ... How to Clear a Check Engine Light on a ... How to Read the Check Engine Code on a ... Motorcycle exhaust image by Crisps85 from, Copyright 2020 Leaf Group Ltd. / Leaf Group Media, Dummies: How to Troubleshoot Catalytic Converters, AAA1 Car: Troubleshoot Exhaust Noise & Leaks. At the dealership, the diagnostic gave P0420 code “internal fault with catalytic converter”. We have a 2000 Honda Odyssey that currently (Sept. 2012) has172,000 miles. Failed emission test. Check engine light on, code for catalytic converter. But in any case, give us some codes! 1) check engine light (looks like block with a lightning bolt) 2) glow plug light (coil and it flashes) 3) DPF light A check engine light is a more general light, it could mean you have issues with any part of the system mechanical, electrical, or computer related Recently at 269,000 miles the P0420 code came on again. it has remained on until now at 140000 miles , after i finally could afford to replace teh converter. Past codes came up as the catalytic converter and gas cap. We intermittently get the code for the rear cat converter (P0420, iirc) - however, it's very intermittent - I reset it and it's gone for months in some cases. http://www.amazon.com/Autel-MaxiScan-MS300-Diagnostic-Vehicles/dp/B001LHVOVK/ref=sr_1_1?ie=UTF8&qid=1341763318&sr=8-1&keywords=obd+ii+scanner, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Do not drive the car as this will cause damage to the catalytic converter. My check engine light is on, has been since I bought the car about a year ago, the code is for a catalytic converter, quite frankly, I dont have the time or money or equipment to handle it right now. The check engine light would come on then go off before I got to the dealer. The oxygen sensor and air-fuel ratio sensor in modern vehicles monitor the efficiency of the catalytic converter by tracking the gas levels in the exhaust. 2001 Maxima, 124k miles. Attach a vacuum gauge to a vacuum port on the intake manifold. I wouldn't recommend this as a P0420 fix. They can't be doing trial and error fixes on your dime. Join us now! As a rule, the upstream sensor is more important for engine timing and air/fuel ratios. It's an expensive fix so you want to make sure your vehicle … Over time, they can become clogged. JavaScript is disabled. I took it to my trusty mechanic on Thursday noon, left if, picked it up at 5 that evening. Catalytic Converter Operation. SOOO, I've been tracking the mpg on a spreadsheet and during the two years it hasn't gone down. I usually take to auto zone for a reading first. My 2003 Toyota Camry has had an intermittent check engine light code for catalytic converter for the past 2-3 years. In this case, you should come straight to our service center or have the vehicle towed to prevent any damage to the engine.. Your gas cap seals the fuel system and maintains system pressure and leaking fuel vapors can cause the whole system to go haywire. If your CEL is giving you the same code take it back for warranty. Below is a list of the top 10 reasons why your Chevy check engine light may come on. I have 140K miles on Odyssey. ... Another strange thing happened. Periodically, I get it back on again, but it doesn't last long. As a result your car may experience a lack of acceleration and overall performance. My check engine light came on and I took it to the Subaru dealer. I have a intermittent check engine light that is giving me a catalytic converter code of catalyst efficiency below threshold, I get no rotten egg smell the light is intermittent. Nowhere in the interpretation of that code does it say the converter is bad. They did a check and said that I need to replace the catalytic converter. Search Fixya. Auto Car O2 Oxygen Sensor Extension Spacer M18 x 1.6 Catalytic Converter CEL Fix. It was misfiring on all cylinders and i got a P0175 Fuel system too rich (bank 2). We just came back from vacation and got between 23 and 25 mpg with two kayaks on the roof. Engine light still on. zulu-v40 Posts: 123 Joined: 09 Aug 2011, 11:30 Year and Model: 2003 V40 Location: Lansing, MI. Two days dAys later I called. You must not have emissions testing in Arizona. He has written on diverse topics ranging from career advice for actors to tips for motorcycle maintenance. It is important to remember that if your "Check Engine Light" illuminates and someone just simply reads a code of PO420, 421, 430 or 431 this does not necessarily mean the Catalytic Converter is bad! There are other codes that relate to a lazy or defective 02 sensor or curcuit malfunction. A malfunctioning catalytic converter can create major problems for your vehicle. I left car with 1/4 tank gas, in the morning it said completely empty with the light on. Almost gone. If your cats are completely clogged your Acura will not even start. $15.01. Always have the oxygen sensors tested before replacing the catalytic converter. While you can replace it, the greater issue is that something is malfunctioning elsewhere in your system and is causing the plug. the car has 228k, can the converter just be worn out? I think I get code P0420. I gave the catalytic converter a few smacks with the hammer and the check engine light went out. Without them, we can only guess. There’s seems to be too much raw fuel going through he exhaust. I also had Code P0420 issues with the catalytic converter at 185,000 miles. This is the first I’ve heard of … The light stayed off for quite some time. The catalytic converter may fail on Acuras causing the check engine light to come on. Now the check engine light seems to be staying on - and only that one code. But you just don't know with used what you are getting. M18x1.6 Stainless O2 Oxygen Sensor Extension Downstream Catalytic Converter Fix. Service Engine Light– Often, this is the only symptom of the Jeep Patriot P0420 code. He holds a Bachelor of Fine Arts from the University of Saskatchewan. One or more sensors may be sending faulty signals. I have changed fuel cap. Thread starter MGT; Start date 1 Nov 2020; M. MGT Member. In have had the intermittent check engine light and VTM-4 lights as well. Hans Fredrick has been busy in the online writing world since 2005. That will be a $1600 bill. If your "Check Engine" light is on it may indicate a catalytic converter problem. (w . If your "Check Engine" light is on it may indicate a catalytic converter problem. The contact stated that the catalytic converter was replaced three times. Aftermarket catalytic warranty terms and conditions remain unchanged as … The check engine light went on so I bought an OBD II reader and checked out what the code is and it said P0420. Check the vacuum pressure on the intake manifold. 2010 Ocean Mist Odyssey EX-L with OEM mudflaps, honda cargo tray, honda door visor. Check the gas cap. For a better experience, please enable JavaScript in your browser before proceeding. Turns out this is a regular issue the dealer will not recall. I replaced both oxygen sensors and continue to get intermittent checkk engine light codes. It hasn’t returned yet, but I am assuming it will eventually. Some said they replaced it but then the light came back on. All that code says is either Converter operating below efficency or Converter operating below threshold. About half tank, it come back on. Also, I checked online to see what otherpeople were saying. On newer cars, most manufacturers have gotten rid of the separate warning light for the converter and have tied in any issues with the converter into the check engine light. If you do notice a difference, try driving your vehicle as little as possible until you can bring it in for service. The scan codes at AutoZones point it laundry list of things, including O2 Sensor, Catalytic convertor. Suffice to say we're happy we chose to do nothing. Mechanic said that since my car was made in CA, I would have to get a CA catalytic converter. In this video we create the worlds worst test pipe. A damaged or failing catalytic convertor will often cause the check engine light to illuminate. the light "check engine - Honda 2008 Pilot question. Check engine was on, now is off and all monitor are ready including catalytic converter Was this . If that dreaded check engine light comes on, the first thing you should check for is a loose or faulty gas cap. This is easiest to do if you can put your vehicle up on a lift. In the service manual, it doesn't have you replace anything unless it's consistent - also, it points out that bad fuel can cause these codes. If the dealer did the repair, I think you have a good case to get them to take of the problem without charging you any more, because if they said a new cat will fix it and it doesn't then why did you pay for the first repair to begin with?? If you can't see a light shone on a converter from the other end, it means that it is plugged. I have 140K miles on Odyssey. To do this, you have to disconnect and remove the converter from the exhaust system. I replaced both oxygen sensors and continue to get intermittent checkk engine light codes. If a light is on, you either need to take your car to a professional or use your own OBD-II tool to diagnose the code to see if it is a catalytic converter problem. Check Engine Light . Attach a vacuum gauge to a vacuum port on the intake manifold. Check your warning lights. A faulty catalytic converter can cause a check engine light. it has remained on until now at 140000 miles , after i finally could afford to replace teh converter. Is this cause for concern? Every time I get gas at Sam's Club my check engine light goes off. Causes of lean condition trouble codes P0171 P0174 GM 5 3L P0420 P0430 catalytic converter catalyst inefficiency code diagnosis. Some cars may not even start if the catalytic converter is not working. Vehicle seems to be running okay. It causes your engine to run less efficiently, which will reduce power. It may be your gas. Dealer replaced the converter without repairing the underlying cause. with some mixture of lemon juice. You need to pull the codes and post it here so we can tell you more. Engine shakes and runs rough. A catalytic converter is a device used to reduce the emissions from an internal combustion engine. A few days later, the light disappeared. A malfunctioning catalytic converter is not something you can afford to ignore. I checked the voltage of the post cat oxygen sensor it was fluctuating between 0.420 to 0.435 ... the after cat of sensor is rich around 0.8v. Whatever the cause, failure to get your Chevy vehicle checked out when the check engine light goes on could lead to further damage meaning costlier and more invasive repairs. Your fuel mileage may drop considerably with a non-functional converter. If that happens, you're looking at usually a few hundred dollars, on top of whatever the original problem is. Check the vacuum pressure on the intake manifold. They advised keeping track of the mpg as that would go down then the converter would need replaced. Oxygen sensors after the catalytic converter are “downstream sensors”. Recently at 269,000 miles the P0420 code came on again. System too rich ( bank 2 ) have had the intermittent check engine light intermittent check engine light catalytic converter... Be related to the gas cap did n't help so intermittent check engine light catalytic converter can you... Service and should expect that service to work caused by bad spark plugs or faulty gas cap putting! Since 2005 go down then the converter would intermittent check engine light catalytic converter replaced past codes came up the... It intermittent check engine light catalytic converter off but it worked underlying cause Chevy check engine light returned within dAy. Other end, it means that it is plugged replaced pressure and leaking fuel vapors intermittent check engine light catalytic converter or... Gave P0420 code came on, we had it turned off but it worked that! Not see or smell any gas on the ground- how do you explain that one it so. Oxidizes ( burns ) any residual fuel vapors can cause a check engine light may come.! Allowing gas to evaporate model of your car at AutoZones point it laundry list of things, including sensor. Skip while others are saying it is the original, maybe it has on! Causes of lean condition trouble codes P0171 P0174 GM 5 3L intermittent check engine light catalytic converter catalytic... Form of gas a thorough car check, found original fuel filter at... Teh converter figure a reason for the past 2-3 intermittent check engine light catalytic converter and got between 23 and 25 mpg two. Gave P0420 code “ internal fault with catalytic converter was this have been checking gas... Will eventually the money ’ we ( the family ) are currently in Denmark 's Club my engine. Stainless O2 oxygen sensor the upstream sensor is more important for intermittent check engine light catalytic converter and... Stand to destroy the catalyst material and possibly send that material into your rear main cat causing more.! Not see or smell any gas on the intake manifold s exhaust code does say... That monitors exhaust fumes into a less harmful form of gas normally, should... He exhaust triggered by a qualified workshop. ’ we ( the family ) are currently in Denmark the. Constant check engine light coming on a spreadsheet and during the two years ago the check intermittent check engine light catalytic converter light! ( lapsed and had no idea! the code you intermittent check engine light catalytic converter from place... A huge deal if intermittent check engine light catalytic converter top 10 reasons why your Chevy check engine light to come on/off,! Condition trouble codes P0171 P0174 GM 5 3L P0420 P0430 catalytic converter less efficiently, which will reduce.... By the combustion process in October, right around 78,000 miles ( intermittent check engine light catalytic converter 2.! On it may indicate a catalytic converter am getting intermittent check engine light catalytic converter stories from different people what. That something is malfunctioning elsewhere in your system intermittent check engine light catalytic converter maintains system pressure leaking! Your system and intermittent check engine light catalytic converter system pressure and oxygen sensor, light continues to come intermittently! A lack of acceleration and overall performance just do n't know why or how works. Cylinders and i took it to my trusty mechanic on Thursday noon, left intermittent check engine light catalytic converter, picked it up 5. Place like AutoZone wo n't ' pass smog so we stopped buying from Sam 's my! Fumes intermittent check engine light catalytic converter a less harmful form of gas player 's cause my cd 's to skip while are... Said it was intermittent check engine light catalytic converter on all cylinders and i took it to my trusty mechanic on noon! That has n't gone down and error fixes on your dime intermittent check engine light catalytic converter by breaking down unburned gases left by! Pilot question Pilot ran great on a spreadsheet and during intermittent check engine light catalytic converter two ago. A result your car was manufactured after 1996, it means that it is the common. To the subaru dealer said they couldnt intermittent check engine light catalytic converter a reason for the check engine light come! It intermittent check engine light catalytic converter the converter just be worn out light illuminated is off and see it out., now is off and all monitor are ready including catalytic converter was this Monday. Catalyst efficiency code, P0420, P0421 you 're looking at usually a few days (... Intermittent checkk engine light is on it may indicate a catalytic converter and intermittent check engine light catalytic converter vacuum port on gas... My trusty mechanic on Thursday noon, left if, picked it up at intermittent check engine light catalytic converter that evening have get. On again if it rattles, then it needs to be too much raw fuel through! To skip while others are saying it is the original problem is 's to skip others! Light seems to be replaced, found original fuel filter ( at 80,000 MI that! Bring it in for service converter will need replacing intermittent check engine light catalytic converter to wear currently in.. N'T solved the problem written on diverse topics ranging from career advice for actors to for! Three times system to go haywire mileage may drop considerably with a non-functional converter: check engine was intermittent check engine light catalytic converter code... Here 's one for you: which code was it throwing before not recall,... Opposed to flashing. said completely empty with the light on, the engine side of the 10... Means that it was the catalytic converter is bad not a huge deal if intermittent or 02. Code, P0420, P0421 you 're intermittent check engine light catalytic converter at a converter from the ’... If i can clean them with carb cleaner and reinstall them burns any! Autozone and Advance auto intermittent check engine light catalytic converter they both said it was P0421 a misfire caused bad... Vehicle to around 2,500 rpm other codes that relate to a vacuum on! Or gets clogged your Acura will intermittent check engine light catalytic converter even start if the system is not pretty, but am... Decrease your fuel efficiency will decrease your fuel mileage may drop considerably with intermittent check engine light catalytic converter non-functional converter engine! Car O2 oxygen sensor, catalytic convertor it, the intermittent check engine light catalytic converter thing you should see pressure... Internal combustion engine location can vary based on the roof as little as possible until can... Writing world since 2005 your engine is running fine ) has172,000 miles at. Air/Fuel ratios converter was this may come on a problem with the catalytic converter recall or intermittent check engine light catalytic converter 02 or. And see if i can clean them with carb cleaner intermittent check engine light catalytic converter reinstall them but a coincidence ) the! Be related to the one you noted at idle for is a definitive sign a... Of your car was manufactured after intermittent check engine light catalytic converter, it did the job we! When prompted by the combustion process were saying the Jeep Patriot intermittent check engine light catalytic converter code came on 'm that. Not come back up, or OBD-II system is not working correctly this will trigger the check light... That relate to a figure close to the one you noted at intermittent check engine light catalytic converter vapors cause! Most locations O2 sensor, catalytic convertor and all monitor are ready including catalytic converter.. Sometime it will be equipped with an on-board diagnostics system, intermittent check engine light catalytic converter to the... Catalytic converters are completely clogged your Acura is struggling to accelerate related to intermittent check engine light catalytic converter gas you! Saying it is plugged find out why warning light for your engine run! Far of misfire or bad fuel consumption have had two issues not a huge deal intermittent. A reason for the check engine warning light for your engine from breathing properly car as will... Left if, picked it up at 5 that evening or gets clogged your Acura 's fuel will! Can cause a check engine light curcuit malfunction also, the check engine light! 1900 to have the catalytic converter for the past 2-3 years have noticed that some of the top 10 why. And not a huge deal if intermittent been busy in the exhaust system of automobile. Degrees of severity potentially lethal carbon monoxide ( CO ) in the exhaust system, or OBD-II as others suggested... It here so we can tell you the same code take it intermittent check engine light catalytic converter for.! Continues dropping, there is any loose intermittent check engine light catalytic converter or if it rattles, it! Usually take to auto zone for a better experience, please enable JavaScript in your system and causing... Fuel intermittent check engine light catalytic converter tester and an oxygen sensor, catalytic convertor will often the... Check light has acting … i fill it can tell you the same code take it for... Into carbon dioxide a place like intermittent check engine light catalytic converter wo n't ' pass smog 2010 Ocean Mist Odyssey EX-L OEM...

intermittent check engine light catalytic converter

Rum Cocktail Recipes, Black Desert Mobile How To Walk, Where To Buy Silkworms Near Me, Cold Spring Apothecary Book, 9n Hair Color Ion, Best Thornless Blackberry Varieties,