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How does the car know the EGR valve is bad?
If the egr valve was stuck open, the engine wouldn't idle. If the egr valve was stuck closed you may hear excessive pinging (spark knock) and in most vehicles, the check engine light would illuminate.
Will a egr valve stop a car from starting?
If it's stuck in the completely open position, it can.
What does the code P1404 mean for a 2001 Pontiac Aztek?
Exhaust Gas Recirculation (EGR) Valve Pintle Stuck Open
1997 S10 Blazer 4.3L ruff idle after tuneup?
Clean EGR valve, maybe stuck open with carbon
What are the symptoms of a bad EGR valve in a 2000 Saturn SL?
A bad EGR valve in a 2000 Saturn can have several symptoms. The EGR valve can cause misfires, the valve can cause vacuum leak style problems. There could also be an engine knock.
What is code 37 on a 1994 XJ6?
A code 37 on a Jaguar XJ6 means either your EGR solenoid or EGR valve is bad. Most of the time the valve is simply stuck open and it is a very easy fix.
1996 suzuki esteem has a P0400 EGR valve flow malfunction rough idle and sputters and wants to die when stopping and letting off the gas?
I would look into a stuck open, or jammed Egr Valve.
What are the symptoms of a faulty idle air control valve?
A faulty IAC will cause stalling problems at idle. Most of the time if you hold the gas pedal down it will run fine. Be careful because these symptoms can come from an EGR valve that is stuck open aswell. If you have a fast idle i would look for a intake leak.
How do you know if your EGR is broken?
If the egr valve is stuck OPEN - the Engine will run Very rough & idle bad - or not idle @ all-if the egr valve is starting 2 stick IT WILL TURN ON THE CHECK engine light-Sometimes U can take the valve off & clean them with a GOOD carb cleaner.
What does PO 404 code mean on 2002 Cadillac deville?
Problem with the EGR valve. Can be stuck open or closed, or loose wiring.
What does it mean if egr valve is stuck in closed performance position?
The valve has failed.The valve has failed.
1995 Chevy blazer brake pedal is hard?
Sometimes a piece of carbon will get caught in the EGR Valve. If is is hard starting, idles rough, and the brakes are hard, check the EGR Valve, it probably has a piece of carbon stuck, keeping it open.
