hi... i drive a 95 YJ 2.5. my engine have the problem of misfiring. it usually happen when i have been driving for a long distance. when the problem arrises, i will lose power as if there is a blockage in the fuel line. the problem will go when i restart the engine. after a few moment the problem will come back. there is no trouble code. i have change the O2 censor but the problem still persists. its been half a year since i have this problem. i'm still wondering what is the cause of this problem. i would appreciate it if anyone could help me with this problem.