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What is your question?
Q: Which of the wirings in the ODB2 socket connector on the 2000 VW Jetta VR6 supposed to be live and what are its functions? Thanks in advance for any information anyone may provide.

1 Reply
Pin 1 (Blk/Blu) - Hot in ON/Start Pin 4 & 5 (Brn) - Ground Pin 6 (Org/Blk) - Data Bus Interface to instrument cluster Pin 7 (Gry/Wht) - Comm Bus to all modules Pin 13 (Wht/Red) - Direct line to ECM (Function?) Pin 14 (Org/Brn) - Data Bus Interface to instrument cluster Pin 16 (Red/Wht) - Hot at all times (7.5 amps) (powers scan tools..etc)