I HAVE A 2001 NISSAN ALTIMA. THAT FAILED INSPECTION FOR CYLINDER 1 MISFIRE. AFTER I REPLACED THE WIRES, CAP ROTOR AND PLUGS. AFTER IT FAILED I NOTICED THAT ALL OF THE PLUGS HAD SIGNIFICANT CARBON BUILDUP ON THEM AND ONE OF THE PLUGS HAD TRACES OF OIL. THE LOCATION OF THE PLUG IS THE LAST ONE ON THE RIGHT SIDE. I SPOKE TO SEVERAL MECHANICS AND THEY SEEM TO THINK I EITHER NEED A VALVE JOB, OR I HAVE A BAD HEAD GASKET. !?*&$% JUST NEED SOME EXPERT FEEDBACK! THANK YOU.
- posted
18 years ago