Pretty easy actually. The egr valve is that flyin' saucer lookin' thing on top of the engine next to the Upper Intake Manifold. You'll see it back near the firewall of the engine bay on the driver side. Should be two bolts holding it onto the UIM, and perhaps a larger nut on the underside, I'm not certain. It is very rare for the EGR valve to need replacement in these cars. Try searching for the Check Engine Light code on a contour web site & you should find plenty of info on how to fix your problem with minimal fuss. Typical causes for emissions related CELs are the DPFE sensor (easy fix), cleaning out the EGR passages behind the throttle body (easy fix), often both.
Remove the vacuum hose from the EGR valve. Pull the valve out of the air cleaner housing. Reverse the process to install the new valve.
The 2002 Mercury Mountaineer EGR valve can be found in the engine compartment, on the firewall. The EGR valve will be labeled as such.
Replacing ERG Valves in a 1998 Mercury Mystique is fairly hard because it requires great precision to avoid blocking the EGR passage.
inch wide adjustable wrench
Where is the location of the EGR valve on a 1997 Mercury Mountaineer V*
how much does it cost to replace to egr valve on the 2002 mazda protege
On the EGR valve assembly.
Usually you replace the egr valve.
The 1989 Mercury Sable 3.0 liter engine EGR valve is located on the firewall. The valve will be on the passenger side of the firewall.
You unscrew the bolts.
I'm not aware that part was installed on Villagers. It would be on the EGR valve if it was.
How do you replace the EGR Valve on a 2001 Ford Escape?