91 cherokee xj 4.0 original prob was crank no start changed coil, distributor & wires, crankshaft position censor, battery, and that was the first time PCM fixed it. Now pcm died again changed and it worked 3 mo. So now ITS KILLIN pcm's and throwing code's 11,22 now i replace temp sensor and find almost damnear all the grounds CLEAN an give fresh surfaces IT WORKS test driving about 4 hrs turn on/off on/off itsaulgood park it overnight and NOW IT STARTS AN JUST DIES throwing code 22 temp sensoragain which i just put in 2 days earlier now im STUCK Uggg need help ladies and gentlemen