FEB 2001 Hyundai Elantra

[SmilyLex]

Hi

I have a Hyundai Feb 2001 Build Elantra.

The ODBII socket has the following metal connectors.

1 = -
2 = -
3 = -
4 = Y
5 = Y
6 = -
7 = Y
8 = Y

9 = -
10 = -
11 = -
12 = Y
13 = -
14 = Y
15 = -
16 = Y.

Can anyone tell me which protocol should this stands for.
and which code reader would read it.

Cheers
Alex