1995 Volkswagen Cabrio Q&A

1995 Volkswagen Cabrio Question: my speedometer doesnt work

i replaced my 95 cabrio engine with a 96 jetta -
Answer 1
see if speed sensor has come unplugged -
Comment 1
where is the speed sensor located? -
Comment 2
top of trans by firewall -
Comment 3
i need a diagram for me to locate where exactly the speed sensor is located and its hook ups -