Vehicle OBD2 to GPS Navigation tracking cable

P1                                  P2                         P3

OBD2 male                   molex                  OBD2 female

A/B/C/D/E                   4/6/10/12/14pin        Benz/BMW/... ...

The P3 OBD2 female socket ,please refer : http://www.obd2kit.com/ProductList.asp?SortID=11&Page=3 ; http://www.obd2kit.com/ProductList.asp?SortID=11&Page=4

The cable Length by costomized