Recent content by trextroy

upper or lower sensor? What the heck would the chirping sound be coming out tailpipe? It is not the exhaust rattling, scraping or anything like that. It definately sounds like it is coming all the way through the exhaust from engine area and out tailpipe.

Unplugged connector to egr valve and still have same issues as above.

Engine light did come on before I cleaned the egr valve but is not on now. The car did seem to idle smoother for about a minute after I put cleaned egr valve back in.

My high mile protege5 has a very rough idle and a chirping sound coming from the tailpipe on idle. I have changed the plugs, ignition coils, removed and cleaned the egr valve. Any ideas? When I idle the motor shakes more than normal and when I put in gear and start to accelerate it sounds like a...