How do you replace the EGR valve yourself in a 1992 Mercury Topaz?
# Locate the EGR valve at the rear of the engine compartment by the firewall bolted to the engine next to the brake booster # Using a adjustable wrench loosen the connection at the base of the valve loosen the collar and push the fitting down do not move the tube # Remove the nuts/studs securing the valve to the engine # Remove the EGR valve and gasket discard the gasket
You have a 1991 Mercury Topaz and it smokes from behind the engine you replaced the PCV gusset and pressure washed most of the engine but it still seems to be smoking with a smell of burnt oil?
could be several things ,bad fuel pump,bad fuel pressure regulator ,fuel filter needs replaced. or air idle valve needs cleaned or replaced. I would start with new fuel f9ilter and then have the air idle valve checked or take it off and clean it yourself. Not hard to do if you are mech inclined and have a few metric tools.
Is it possible to bypass an electric gas valve on a gas fired boiler with a standing pilot and if so how?
The PCV valve is located on the back side of the intake plenum.. When facing the engine, locate the second intake from your right. Run your hand to the back side of the intake plenum. The PCV valve is screwed into the backside. Start the engine, disconnect the hose from the valve. You should hear the air from the valve. Stick your finger on the hole and you should feel the vacuum on a good…