Identifying Diagnostic Port Type - DriveELDExplore further
2019-3-24u2002·u2002There are a few ways to find out that we wanted to show you. First there are three main types of diagnostic ports, 6-pin (J1708), 9-pin (J1939), and OBDII's. Generally light and medium duty trucks use OBDII ports whereas heavy duty trucks use 6-pin or 9-pin ports. Volvo and Mack trucks with OBDII ports use a different, more heavy duty cable.
Get Price