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Can egr valve cause engine idle problem?
Yes, it can cause low/unstable idle or die off at idle.
What is code p 0401 in 1999 acura 3.5 rl?
egr, low flow problem.clean out egr and tube, of carbon.
Diagnostic code P401 on a 1999 Ford F-150?
EGR low air flow
If your service engine light is on they said it was a emission problem but you changed every sensor but it still is idling very low what emission part would cause it?
try checking EGR valve
1991 sideick low acceleration 0-40 what is causing this problem?
Your most likely cause is a throttle position sensor, or a fuel problem, or restricted air flow.... that is a tough one.
Chevy 4.3L egr system?
The Chevy 4.3 egr system is important to the proper operation of the engine. A clogged egr can cause rough idle or low fuel economy, among other things.
Why would your Mazda Millenia seem to be idling really low?
I had the problem clean the egr valve, camshaft position sensor and the mass flow intake sensor use crc cleaner and brake cleaner for the egr valve. After all that i found out i had to adjust my throttle cable and adjust the idle it runs smooth now.
Why is my 96 previa Check Engine Light on with a p0401 egr flow insufficient detected code when the fuel level is low Is it possible the code is wrong The CEL is on due to the fuel cap is old or leak?
i have the same truck and same code , it seems that there is a problem with the egr vsv electrical valve connected to the egr and it's not the modulator valve the one that looks similar to the egr but plastic this one has two hoses to it and an electrical connector
What does p0405 means on a Chevy Malibu ls?
po405---egr flow sensor low input-- this basicly means that the egr or connections to it need attention. remove and clean egr to get carbon build up out of it. also make sure it is clean at motor side where it mounts to engine, if no carbon replace egr valve.
Why does the check engine light keep reoccuring with the same code PO401 EGR valve after the EGR valve was replaced This is on a Ford Explorer Sport Trac?
The OBD 2 code, P0401 means "low flow". The most common cause of this code with any Ford vehicle is the DPFE sensor, NOT the E.G.R. Other causes could be blocked passages for the EGR, or leaking or restricted hoses that go to the DPFE. == ==
What would cause a 1998 8 cylinder 5.0 to sputter in low gear?
likely the egr valve and /or sensor is bad
What would be the most likely cause of low power on cummins N14 series engine under load?
The most likely cause of low-power, when under load, in your Cummins N14 diesel engine is a lack of fuel. The problem can also be a lack of air flow.
