What are the signs of a water pump failure on 1994 Acura Legend

I have noticed black sticky drops on my garage floor and lite grey smoke coming out my exhaust once and awhile. My car is a 1994 legend 6 speed coupe with type 2 motor

by in Toronto, OH on July 21, 2012
1 answer
ANSWER by , October 09, 2012
if water pump is visible noisy and leaking coolant down below the water pump hole.