Where is the oil sending unit located on this vehicle? on 1994 Volkswagen Jetta

I have having trouble locating this part on my vehicle. Can you help me locate it?

Asked by for the 1994 Volkswagen Jetta
2 answers
DRIVERS SIDE END OF CYL HEAD BY WATER OUTLET
It will be cylinder in shape and located by or near the oil filter. Not far from water outlet.