J1708 Female Test Connector, 6-position pin 2 is a chassis

pin 2 is a chassis ground

Those days are over

has a key (a small tab sticking out of the side of the pin housing)

High 9 RS232_Tx n/a RS232 Serial Data Out 10 RS232_Rx n/a RS232 Serial Data In The module is supplied in low quantities with the header separate giving you the option of mounting the header on the component side of the board

J1708 Female Test Connector, 6-position pin 2 is a chassisThis is the J1708 6 position Deutsch connector typically found on J1708 vehicles. It is the mate to the J1708 test connectors we sell (which are typically found on test cables). The pack comes with 4 crimp pins. Cavity Description A J1708 Data + B J1708 Data C Power D E Ground F