This SAE Recommended Practice defines the information contained in the header and data fields of non-diagnostic messages for automotive serial communications based on SAE J1850 Class B networks. This document describes and specifies the header fields, data fields, field sizes, scaling, representations, and data positions used within messages.
SAE J2178/2-1997 history
2011SAE J2178/2-2011 Class B Data Communication Network Messages - Part 2: Data Parameter Definitions
2004SAE J2178/2-2004 Class B Data Communication Network Messages - Part 2: Data Parameter Definitions
1999SAE J2178/2-1999 Class B Data Communication Network Messages - Part 2: Data Parameter Definitions
1997SAE J2178/2-1997 Class B Data Communication Network Messages Part 2: Data Parameter Definitions
1993SAE J2178/2-1993 Class B Data Communication Network Messages Part 2: Data Parameter Definitions@ Recommended Practice