Subject	Black residue on tailpipes. First thoughts ??
Posted by	abozx on April 13, 2010 at 4:54 PM
	This message has been viewed 168 times.
Message	I have a 93 na that runs almost perfect. It gets a little hard to start when daily driving and that's about it. I have done injectors, hoses, and many other things. Just throw some things out there if you don't mind.
Follow Ups	Black residue on tailpipes. First thoughts ?? - abozx 16:54:30 04/13/10 O2 sensor (n/m) - aliaZ 17:21:15 04/13/10 Before buying new o2 censors, get them checked! - Draker (Eugene, OR) 18:01:06 04/13/10 FSM procedure works fine -no need to go elsewhere - Zarcasm(Hfd, CT) 18:13:51 04/13/10 2nd. no need for any special equipment (n/m) - aliaZ 18:53:17 04/13/10 Yeah looks like FSM method will work as well. - Draker (Eugene, OR) 01:57:46 04/14/10 MIL light on? - Drk93TT 21:34:55 04/13/10 New o2 sensors and no engine light. - abozx 23:12:25 04/13/10 Don't forget the cooling system thermostat. If water>> - ZUL8TR 05:52:41 04/14/10 thanks guys, I am going to try the thermostat this weekend - abozx 22:15:04 04/14/10 why not verify that the thermostat is faulty - aliaZ 22:37:24 04/15/10 Agreed, easiest to do with an infra red temp gun. The dash>> - ZUL8TR 07:51:39 04/16/10
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