+18 1994 Mitsubishi 3000Gt Check Engine Light Ideas. Web the most common problems that trigger the mitsubishi check engine or service engines soon light are faulty oxygen sensors, dirty mass airflow sensors (maf), worn spark plugs, bad ignition coils, and loose gas caps. For example, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will rapidly turn itself off.
I tried using a multimeter as shown in a yt tutorial but the pins are small enough. Let's diagnose the problem by applying the basic use of led light bulb. Does the autozone free check engine light thing work?
