ford f150 p0401 error code Pitcher New York

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ford f150 p0401 error code Pitcher, New York

Ford is a registered trademark of the Ford Motor Company We use cookies on this website. Blocked pipe restriction, EVR not opening the EGR the required amount, EGR to intake port plugged, EGR it'self, vacuum hoses to thhe EVR/EGR and finally the DPFE, it's hoses or plug/wiring. Wird geladen... I have replaced the VSV valve but the code P0401 came back in a few days.

I greatly appretiate it. Sprache: Deutsch Herkunft der Inhalte: Deutschland Eingeschränkter Modus: Aus Verlauf Hilfe Wird geladen... FourthFordTruck View Public Profile View Gallery Find all posts by FourthFordTruck #4 06-09-2004, 01:44 PM Vegas F-150 New User Join Date: Jun 2004 Posts: 4 Thanks for all This test checks the EGR, the EVR, the main pipe for integraty, the DPFE it'self, it's hoses and hookup to the PCM.

If you are replacing the DPFE sensor, make sure the hoses are installed correctly and not crossed. Vehicle: 2002 F150 super crew Posts: 5,401 These threads always seem to turn into jokes after awhile. How the EGR system flow is controlled: The flow of EGR gases is controlled by the EGR valve. The truck is still running strong with no missing or hesitation.

If the engine does stumble or die then you have another problem. Wird geladen... Über YouTube Presse Urheberrecht YouTuber Werbung Entwickler +YouTube Nutzungsbedingungen Datenschutz Richtlinien und Sicherheit Feedback senden Probier mal was Neues aus! Low and behold it was a vacuum leak. pre-ignition knock) when the engine is under load or the vehicle is at higher speeds.

maybe a quick easy fix? When the EGR valve opens, the temperature on the intake side rises from the hot exhaust gases. I think 5 chances are enough. The first thing I always do is verify that the EGR is capable of working.

Nächstes Video How to Fix a Ford F150 with a P0401 EGR Insufficient Flow Code Part 2 - Dauer: 22:57 6speeddakota 80.359 Aufrufe 22:57 P0401 2002 F150 EGR System Overview and When you replace a DPFE, it's very easy to install the input & output hoses in the wrong place. Causes A code P0401 most likely means one or more of the following has happened: The DPFE (differential pressure feedback EGR) sensor is faulty and needs to be replaced There is The EGR valve is closed when the engine is cold, at idle, or during hard acceleration.

The formation of the nitrogen oxides increases dramatically at higher combustion temperatures (above 1600 °C or 2900 °F). In some cars, the EGR valve is operated by a vacuum actuator, as in this diagram (see the example). I cleaned them out with some degreaser and actually had to dig some out with a small screwdriver, but once I was done, no more check enging light. In this case the computer does not detect enough EGR flow.

Nächstes Video Code P0401 Egr Flow insufficient Fixed ! - Dauer: 2:26 The Random Mechanic 8.363 Aufrufe 2:26 EGR valve cleaning WITHOUT DISMANTLING - Cleaner kit test Before/After - Dauer: 7:34 Wird geladen... Trailer Towing Other; Brakes, Electrical, Hitches, Weight Distribution & CDL Discussion Small Chassis Trucks Crossovers 2011 & Newer Explorer Explorer, Sport Trac, Mountaineer & Aviator Ranger & B-Series Escape & Escape There may also be other symptoms.

A: Test the DPFE sensor (read above) and check EGR passages in the intake plenum and in the throttle body; they are very common to clog with carbon deposits. After clearing out I reset the code (which also had a freeze frame P0401 and 405), and it came back on shortly after. Often, replacing the DPFE sensor with an updated part could solve the problem, however, other components of the EGR system also need to be checked. Aftermarket Products Air Intakes, Air Filters & Ram Air Audio & Video Systems, Navigation, Satellite Radio & Mobile Electronics Alternative Fuels, Hybrids & Mileage Appearance & Dress-Up Bed Covers, Tonneau covers,

I typed in 'p0401 egr' and this was the first link shown. EGR systems are used to reduce the combustion temperature, thus reducing NOx formation. I did EVERYTHING short of changing out the O2 sensors and the CATS and the "Check Engine" light still popped on. Came on, went off, came on, went off, now on and staying.

Anmelden 300 30 Dieses Video gefällt dir nicht? The ECM in an OBD II compliant vehicle constantly monitors and periodically tests the EGR system along with other emission control systems. Verify that the front Oxygen Sensor readings drop and the Short Term Fuel Trim increases when the EGR valve opens. (EGR leans out the mixture.) NoteIf the NOx goes down when Top 97Red150Ext Senior Member Posts: 332 Joined: Wed Oct 03, 2007 5:54 pm Truck: 1997 F-150 XLT 3dr 4.6L 300+k Location: Acreage, FL My Truck Mods Contact: Contact 97Red150Ext WLM Quote

These things work together to deliver the correct amount of recirculation based on engine temperature, load, etc. Read more how the EGR system works below. Are there any common issues that could cause this code? Big hose to big nipple; small hose to small nipple.