None of those wires is ground. One end is the feed or +. The center is the low speed and the other end is for the high speed. A common failure is the low speed resister located behind the left head light.

Dennis

----- Original Message -----
From: Roger Sisler <rogersisler2000@YAHOO.COM>
Date: Wednesday, July 19, 2006 12:58 pm
Subject: Re: gotta keep moving

> To check your fan at the front of the van,first remove the lower
> grill.Pull the wire off the sensor. Try to determin which of the
> three wires is
> ground. Maybe brown? You can  jump a wire from the ground to one
> of the
> other prongs.This could be the high or low speed. Do this from the
> ground ,to the remaining prong,too.Fan should run on both speeds.
> If you
> have a/c,try turning the a/c switch on. Even if your a/c is
> broken, the fan
> should run. You can put your sensor in a bucket of boiling water
> and test
> for continuity.Hot water will close the circut in the sensor. Try both
> speeds here.
>
> Your shark swims too fast .You passed my vanagon store right
> up,in the
> Washington dc area. Still, I have a fan with your name on it. Lot
> of hondas
> to eat around here.
>