Which of the following is a true statement?
A) The engine control module (ECM) is always in charge of a CAN network.
B) The parameter group number (PGN) indicates the type of module that is transmitting a J1939 message.
C) A J1939 SPN is similar to a J1587 PID.
D) All of the above are true statements.

Question

Quizplus · Accepted Answer

A J1939 SPN (Suspect Parameter Number) is similar to a J1587 PID (Parameter Identifier) as both are used to identify specific data parameters within their respective communication protocols.

Which of the Following Is a True Statement