There is a CM in the J1939 fault code that indicates the conversion method of SPN. When this bit is 0, SPN is converted according to Version 4. When this bit is 1, SPN is converted according to Versio
Relay components now generally have 5 pinsAs shown in the figure,Figure 1 is the general connection method of the relay on the schematic diagram.Figure 2 is the basic internal structure of the relay.N