check engine codes

I am a newbie to this site, I have searched all over for this fix, and I cant seam to find it. This is my 3rd Jeep to own and it is causing me the most issues. I have a check engine light that comes on after the Jeep warms u,p but only when driving. If I stop and shut the engine off, the check...

So i suddenly had issues with hard starting, then choking, bucking and stalling. So i get prepared to check my systems. I started down my check list: 1.) O2 sensors (check) 2.) Throttle Positioning Sensor (check) 3.) Crankshaft Position Sensor tested with a meter for continuity (open - check)...

I'm terrible at figuring out a pattern with these flashing lights. Can someone help me diagnose please? T.I.A. 91 2.5 5 speed, no A/C,