how to know address engine location in marien cat engine 3516B.

Hi admin,


i want to share my experience and need to advise,
last time i got service to polling data cat engine 3516B using J1939.
and try to connect use ET-Tool to CAT engine, i found in engine location port is ID number 00 and starboard engine location ID number 00.
how to change the ID number for starboard engine location is ID number 01.


please advise.