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EGR (exhaust gas recirculation) is usually located on the intake manifold. They must be taken off and the port cleaned underneath it. May have to replace the valve as this carbon (usually high milage engines) is very difficult to get out.
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How can you find and fix an EGR flow circuit malfunction on a 2002 Galant?
change the egr valve
Why or how do you get a P0401 and P0402 engine code on the xl7?
The generic OBDII descriptions are EGR Flow insufficient and EGR Flow Excessive.
Insufficent egr flow 99 Chevy Malibu?
egr passage way in engine plugged with carbon. will off of engine, make sure egr is ok.
Engine code p0401 insufficent flow detected could it be caused from a bad fuel filter?
The code depends on the manufacturer. Get it to autozone and have it tested, they will give you a printout of the most probable causes. What kind of car and engine is it? For a ford, p0401 insufficient flow within the egr system. it is most likely then a dpfe sensor or a clogged passage in the egr system. cheap fix.
How do you fix gm error code P0401?
p0401 is related to EGR valve flow. Possible bad EGR, check passageway under EGR to see if its plugged See also for the DPFE before changing the EGR Valve.
How do you change the egr valve on a 1994 meruory cougar with 4.6 v8 engine What causes a p1407 no flow to egr trouble code?
Carbon build up inside the EGR valve can cause a no flow code. The valve is located Ênear the center of the rear of the engine. It is held on by 2 bolts and a metal line.
Where are the O2 sensor and EGR flow valve on a 1996 Chevy Corsica?
It depends on what engine you have but the 02 is in the exhaust pipe or exhaust manifold and the EGR is a round disc shaped thing on the rear of the engine.
How will you fix EGR flow insufficient for 2002 Ford Escape?
Start by replacing the DPFE sensor. Autozone about $35.00.newtest3
Where is the egr flow sensor on a 2005 dodge ram?
the egr flow sensor is internal to the egr valve very common problem egr valve needs to be replaced
Your check engine light is on you replace hose and where is the egr on your car?
i need your help to fix this please i try everthing
What is the sensor PO400 on a 1998 esteem?
EGR { Exhaust Gas Recirculation} Flow Malfunction Early Exhaust Gas Recirculation (EGR) systems components include and EGR Valve, and Engine Control Μodule (ECΜ) Controlled Vacuum Switch Valve or EGR Solenoid and an EGR Vacuum Μodulator. Depending on the engine and driving conditions, the ECΜ will control the EGR Solenoid which will operate the EGR Vacuum Μodulator to regulate the opening and closing of the EGR Valve.
The service engine soon msg diagnostic on your 1990 Buick LeSabre indicates egr flow check with an action have vehicle serviced by a dealer what should you do to check egr flow?
You buy a new egr valve for about $300.00 or take the old one apart and clean it. It fixed my 1990 3800 lesabre.
