egr cleaning

I just bought a 2003 Mazda Protege DX Manual transmission 135k miles and have been having issues with rough idle. At emissions it threw a p0303 CEL light for cylinder 3 misfire. I noticed a small pool of oil near the #3 spark plug boot, took boot out, fair amount of oil on it as well as oil on...

A lot of people have complained about the eratic idle the Protege sometimes gets when the clutch is pushed in and rpms are allowed to fall quickly. The idle will jump anywhere from around 200-1100. This problem seems to get worse when the car warms up. My car started stalling everytime I pushed...