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Lukeyson · 01-10-2008, 12:37 AM

There are a few protocols encapsulated by OBDII. J1979 lists them.

But SAE J1850, ISO9141, ISO14230 and ISO15765 are your next references. These standards will help you detemine the electrical and signalling definitions for each.

Lukeyson

01-10-2008, 12:37 AM	#4
Lukeyson Low Bitrate Join Date: Mar 2007 Location: Rutherford, Australia Posts: 103	There are a few protocols encapsulated by OBDII. J1979 lists them. But SAE J1850, ISO9141, ISO14230 and ISO15765 are your next references. These standards will help you detemine the electrical and signalling definitions for each. Lukeyson