J1939 Type 2 Extender Cable, 6 foot Older heavy equipment use a

Older heavy equipment use a J1708 commiunication standard to interface with test equipment and devices using a round 6-pin Deutsch connector

The 9 contacts are wired as follows:

Starting in 2016 All heavy equipment vehicles are equipped with the new high speed J1939 Type 2 system

There are many parameters

and has a 16 pin OBD2 connector shell to plug in under your car's dash to interface to your car's ECM/PCM

J1939 Type 2 Extender Cable, 6 foot Older heavy equipment use aThis is an extender cable for J1939 Type 2. One end has a Male 9 pin J1939 Type 2 connector, the other has a Female 9 pin J1939 Type 2 Connector. It is 6 feet long and all 9 contacts are wired.