ford error code p401 Philippi West Virginia

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ford error code p401 Philippi, West Virginia

I had the hoses reversed and I also had the light keep coming on. Thanks Agian clueless Top jtrotter77 New Member Posts: 1 Joined: Sun Sep 12, 2010 12:56 pm Truck: 2001 F-150 Supercrew 5.4 My Truck Mods Re: F150 EGR problem P0401,.... Some V6 Acura models also had similar issues. These things work together to deliver the correct amount of recirculation based on engine temperature, load, etc.

Toyota Camry/Corolla: In Toyota Camry with the 2.2L engine, the code P0401 was often caused by a bad VSV (Vacuum Switching Valve) for the EGR, located under the intake at the The EGR system consist of three parts: EGR valve, DPFE (differential pressure sensor EGR) and actuator solenoid.Car manufacturers created this system so already burned exhaust gas can flow back into the I replaced over $100 worth of parts and probably didn't have to change anything. This is a very common problem.

If you find the blockage, all EGR passages need to be cleaned. My dad replaced the EGR valve and disconnected the battery to reset code, but the Check Engine light came back next day while driving on a freeway. The code keeps showing up. I don't know if it's the same code, yet, but I'm at the end of my rope!

I mean this little green tube is about half the size of a pencil and made of pretty fragile plastic. This helps reduce emissions.This OBD code basically means that the cars computer has tried to open the EGR valve, but it cannot get enough exhaust gas into the engine. When it should look like this... If you want to share this article or information with others, please link to this page, don't copy and paste it elsewhere. © 2004-2016 OBD-Codes.com Menu Home TroubleshootingTroubleshooting BasicsRepair ManualsOBD CodesOBD

If an engine computer needs to be reprogrammed as a part of the repair, your dealer can do it too. Q: Code P0401 in Chrysler Pacifica. I knew I had done it but didn't know what would happen, if anything. I have replaced the VSV valve but the code P0401 came back in a few days.

In some cars, the EGR valve is operated by a vacuum actuator, as in this diagram (see the example). Other cars may have an electric solenoid- or electric step motor-operated EGR valve (see the example). worked fine for almost 2 years until the car got wrecked... If a fault with the EGR system is detected, the ECM turns on the "Check Engine" or in OBD II terms, Malfunction Indicator Light (MIL), storing the corresponding trouble code in

It operates according to the output pulse signal of the ECΜ. This can occur on vehicles that use EGR "runners" for each cylinder.Related Items:EGR system clean.i'm replacing my EGR valve,an it says on your web page tells me to clean the egr Back to Top Home Privacy Policy About us Contact Пропустить RUДобавить видеоВойтиПоиск Загрузка... Выберите язык. Закрыть Подробнее… View this message in English Текущий язык просмотра YouTube: Русский. Выбрать другой язык можно RepairPal® RepairPal Certified® Your OBD-II Trouble Codes Repair Site Home Trouble Codes FAQs Forums Store Search Close P0401 OBD-II Trouble Code Technical Description Insufficient EGR Flow What does that mean?

The EGR flow is at its maximum during steady cruising. Ford uses a DPFE sensor (DPFE stands for Delta Pressure Feedback EGR) that measures the EGR flow based on the difference in pressure on both sides of the metered orifice in The first thing I always do is verify that the EGR is capable of working. I had the code cleared and the light came back on after about 10 miles of driving.

Most common EGR system trouble codes are the P0400 - Exhaust Gas Recirculation Flow Malfunction and P0401- Exhaust Gas Recirculation Flow Insufficient. Start there before the EGR valve. 99% of the time it will be the DPFE. Pay close attention to the DPFE readings and make sure that they are changing from a .5 to 1 range to a 3 to 4 voltage range when the EGR System What is to be replace or fixed?...

Besides replacing new parts looking for a faulty new part, I dont know what to do. Mazda Protege: In Mazda Protege, rough idle with codes P0401 and P0300 could be caused by a stuck open EGR valve. The DPFE has two hoses that run down to the pipe that runs up to the EGR but this doesn't restrict the air flow producing the P0401 error - Insufficient EGR Q: 1999 Ford Explorer.

For this I personally use and recommend ALLDATAdiy. EGR is only like $60 but id rather not buy a part i dont need...any help will be GREATLY appreciated, and thanks to all that post. Popular Recent How to buy a used car step by step guide Timing belt, alternator, starter, drive belt - when to replace, problems How to clean the interior of your car It really was more of a hassle that it was difficult.This picture shows it all: http://www.fordf150.net/howto/throttlebodyclean.php That is exactly how the dealership had to fix my problem (P0405).

lol Top jay215 Regular Member Posts: 60 Joined: Fri Jun 05, 2009 12:20 pm Location: Pa My Truck Mods Quote Postby jay215 » Fri Oct 16, 2009 1:26 am I had EGR stands for Exhaust Gas Recirculation. No problems since. Use a vacuum pump and pull the EGR valve open while monitoring engine RPM's & DPFE voltage.

I had one seize up on an old toyota... Three days ago the same code came back again. that was the case with mine.