8947 SPN Fault Code

Name:

DC/DC 3 Operational Command

Description:

Command to enable or disable operation. 0000b = Disable � in this mode all high voltage switching is disabled 0001b = Operate in standby mode; system is waiting for command to enter buck or boost mode 0010b = Operate in buck mode; energy flows from high voltage side to low side 0011b = Operate in boost mode; energy flows from low voltage side to high side 0100b = Power down DC/DC Converter 0101b = Reserved 0110b = Reserved 0111b = Reserved 1000b = Reserved 1001b = Reserved 1010b = Reserved 1011b = Reserved 1100b = Reserved 1101b = Reserved 1111b = Don�t care/ Take No Action

8947 spn fault code name is DC/DC 3 Operational Command. If you don't take the time to look into 8947 spn fault when it arises, it can add up quickly. One small issue like 8947 can cause a larger component to become damaged without taking the time to investigate. If you suspect your truck is suffering from one of these issues, look into replacing those small components to save money down the road.

Note: The name and description of 8947 code represents text descriptions for faults supported by another coding system and does not necessarily comply with SAE J1939. For a specific engine manufacturer's explanation for codes, please consult the engine's technical manual. See also other spn codes.

8947 SPN Fault Code

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