: Tracks how many times the specific fault has happened.

As of , the latest version of this standard is J1939/73_202412 . Because it is a proprietary technical report, the full PDF is not typically available for free download. Exclusive access is usually provided through:

: Sent by a tool to request a read, write, or operation command at a specific memory address.

SAE J1939-73 is a specific subset of the J1939 standards family. It focuses exclusively on the . While other parts of J1939 handle how data moves physically, J1939-73 defines the "language" used to identify problems. Core Functions

Establishing the framework for .