Replaced egr valve that still throws code

 


ALSO CHECK Jul 26, 2011 Thought I would share this info My 2000 model had the maint. They replace EGR and the light comes back on. - Answered by a verified Auto Mechanic. . If not, I use the diagnostic repair diagram for the specific code set. HTH. I have the same problem with the same car, got my bro to clean out the egr valve and check eng light still on. I have erased it a Mar 8, 2017 In the shop's defense, replacing your EGR valve probably would eliminate the error code, turn off the CEL, and get you your inspection sticker. vtecaccordf22b1 is offline Mar 6, 2004 went to smog check station and the smog computer found egr valve not working. The EGR valve, thermostat, and O2 sensor on the exhaust were all replaced. Posts: 3453. I found a pretty write-up of how to get it really cleaned up, as getting it into a good state is quite a bit of a job. The cause is typically a vacuum leak in the intake manifold, throttle body or vacuum plumbing, a defective Exhaust Gas Recirculation (EGR) valve that is leaking exhaust into the Aug 31, 2010 sc400 EGR DELETE --still throwing CEL code 71 Performance & Maintenance. An EGR valve that is leaking can also act like a vacuum leak and cause a random misfire. There could be carbon build up in the ports under the EGR valveMay 30, 2010 Dennis, We have some really good info about the P0401 code for your Toyota written by a technician who deals with these problems everyday for the state of California, see it here: http://repairpal. Jun 30, 2013 replaced the EGR valve and the engine light did not go off, i had an auto parts store tell me to disconnectthe battery for 10 min then connect back. It seems there was a tech bulletin which was issued by Honda about it for the 98-01 Accord and 99-02 Odyssey. Vacuum egr valve EGR codes are quickly climbing the ladder of the most common causes of check engine light problems found on aging automobiles. But, my MPG has been dropping and. Still had the old valve laying around so I uninstalled the Dorman one, reinstalled the old one and the code This article explains engine stalling, check engine light issues, and OBD II diagnostic trouble codes. Hi. Surprise, surpriseOct 26, 2016 Q: Replaced egr valve and cleaned the intake but the p0401 code is still coming up after reset My car has 161000 miles. Sep 5, 2015 If this is the V6 Accord, it very well could be an issue with carbon buildup again. This is oft. If you hear the valve inside opening and closing, this means that it's still working and that you can probably get away with a cleaning to get things back in order. Replacing the EGR valve for a low flow code is putting the cart before the horse. Well it is still a bit early but so far no stalls so that is a great thing but the check engine light is now constantly on with a P0405 error. What is Now we have received a recall from Toyota to take our car to our dealer to have the water pump replaced at no charge. so i replaced another one and the code still on after half an hour of. . This can often help you avoid replacing parts that are good and wasting valuable time. This translates to "insufficient erg flow". Oct 26, 2016 Q: Replaced egr valve and cleaned the intake but the p0401 code is still coming up after reset My car has 161000 miles. In many cases, replacing this valve could solve the problem, however HAVE SEEN THIS PROBLEM BEFORE AFTER REPLACING AN EGR VALVE. THE EGR VALVE WAS THE PROBLEM,BUT THE PCM WOULD NOT LET THE CODES GO EVEN AFTER CLEARING THEM WITH SCAN TOOL. Toyota Camry/Corolla: In Toyota Camry with the 2. I replaced the egr valve and the light still came on. did this reset the code? Also after reading this fourm, i tried turning the key on off onn off on and no error code showed up but my check i replaced the egr valve which is what the diagnostics showed to be the problem but i have disconnected the battery several times and the check engine ligh You may need to rerun it for code,s,there may be another problem that did not show up the first time. If it does not build or hold vacuum, the valve could be held open by a chunk of carbon, which you could attempt to clean out – but most likely, the valve is bad and needs to be replaced. It turned out to An engine that is misfiring because of a bad spark plug, weak coil, dirty fuel injector, leaky valve, or vacuum or EGR leak, may cause the catalytic converter to overheat and suffer damage. HAVE SEEN THIS PROBLEM BEFORE AFTER REPLACING AN EGR VALVE. light come on. My car has an automatic transmission. the engine light went off. Jun 29, 2014 I just replaced my EGR as preventive maintenance. 2L engine, the code P0401 was often caused by a bad VSV (Vacuum Switching Valve) for the EGR, located under the intake at the back of the engine. And in turn the MAP is trying to over-compensate for the "more/less" air by sending messages to the EGR to open and close the valve and let oxygen starved May 7, 2007 i have a f22b1 and im throwing cel 12 witch is egr valve and i replaced it and i cleaned the port im idle at zero and it cuts off when i give it gas. A vacuum leak can cause this, so don't replace the idle control motor until you've evaluated the possibility of a vacuum leak. Loc: Midwest. com/diagnosing-the-great-egr-error-code-281457Mar 8, 2017 In the shop's defense, replacing your EGR valve probably would eliminate the error code, turn off the CEL, and get you your inspection sticker. i cleared the code but its still running with a low idle like200 rpm and it cuts off after i give it gas. The exhaust system and Most monitors won't reset as long as there are still stored codes. thoughtco. Worked for 3 rounds of cleaning @ ~20K miles per cleaning, then had to replace the EGR valve. plugging in the egr valveWhen it was inspected in May, there was no check engine light, but it threw the codes for the O2, EGR, and thermostat sensors. Its confusing, because everyone immediately looks at the sensor that is throwing the code as being the one at faultbut its not, its the MAF sensor. I cant be sure than a GM is the same, but on my 96 Sebring and 07 Caravan I had to actually reset the error code with the scan tool before Aug 6, 2010 I am very tired of throwing money into this money pit and willing to get this thing fixed and move on with my life. well I did that, but guess what she still reads code 71 (egr malfunction) spent an hour trouble im kinda out of guesses at this point but Im gonna try a couple things soon like replacing the resistor. If the valve passes the hold test - with vacuum still showing as holding on the tester, have a helper start the engine while A random misfire code can be set on newer vehicles with OBD II onboard diagnostics when multiple misfires occur randomly in multiple cylinders. I'm at 115k, and have no idea when/if it has been replaced before. The repair again involves cleaning the EGR ports. The car Jun 12, 2017 My mechanic (friend) used his personal code checker and told me it was an emissions problem, but he wasn't sure exactly what. ALSO CHECK Jan 16, 2011 The P0404 code indicates the powertrain control module (PCM) is not seeing the EGR sensor performance or position that it expects to see. IT WAS A TECH TIP FROM CHRYSLER ENGINEERING. Oct 11, 2011 The code description is for a flow problem with the EGR. In many cases, replacing this valve could solve the problem, however Replace egr valve and still throwing the P0401 code. did this reset the code? Also after reading this fourm, i tried turning the key on off onn off on and no error code showed up but my check The repair again involves cleaning the EGR ports. There could be carbon build up in the ports under the EGR valveSep 5, 2015 If this is the V6 Accord, it very well could be an issue with carbon buildup again. He told me it In my infinite wisdom, after I left the auto parts store, I threw away the paper with the code on it. An engine that has a “lean” code such as P0171 or P0174 (which can often be caused by a dirty mass airflow sensor) is at greater risk of #2419270 - 10/28/11 10:19 PM Re: Replaced EGR valve and engine light still comes on [Re: Mark72]. Oct 11, 2011Dec 7, 2016 It started randomly stalling so after many visits to the dealership and many hours of research I decided to see if replacing the EGR valve would fix the issue. After researching this on this forum and Google, it appears that this is a very common problem with Hondas and its basically Sodidn't need an EGR valve but was doing a tune up on my Jeep and this is one of those parts that gets replaced whenever I do one. com/OBD-II-Code-P0401-Toyota. most vehicles require removing the throttlebody and the egr valve then chipping away at it and using carburator  Is a New EGR Valve Necessary When Error Code - ThoughtCo www. My garage pulled the code from the computerit was "P0401". Didn't have a code before, had one immediately after (P0406) I installed this thing. But, if after a week it's still on, something else is wrong. However, the computer is still throwing back a P1406 code: Auxilary emissions. tomcat27 Offline Registered: 06/25/09. I am still not satisfied with the heat. Oct 28, 2002 I finally got around to replacing my EGR Valve after my check engine light has been on for months (scan code refers to EGR). Anyway, the check engine light has been on for awhile, and the previous owner would fix it by cleaning the EGR valve. the first thing to check is the egr passages to see if they are clogged with carbon buildup


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