Join Date: Nov 2010
Location: Ittoqqortoormiit, Greenland
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Quoted: 527 Post(s)
Looks like pin one is ground, pin two is signal, pin 4 is positive.
Pin 3 is the Ecu reset, you take it to ground to reset the ecu and you'd have to to a tps relearn.
So your just using 3 wires to the OBD.
Pin 2 from the diagnostic connector to pin 7 of the OBD connector (k-line)
Last edited by joesixpack; 03-22-2017 at 07:39 AM.