Here is a link to help. Also while at it, a good idea is to clean the 2 sensors under the intake hose, Cold Start and another sensor, they will probably look the same. I take my radiator out and have it professionally flushed around here for $25. You will be amazed at the stuff that comes out of it. The Preston kits cant get it that clean.
Here is the link.#353 or it is listed on my 1st page..http://www.yotatech.com/f199/terrys8...9/index15.html