9772 SPN Fault Code

Name:

OBP Interlock – Power Supply Insufficient

Description:

Power supply (e.g. SLI battery state of charge) is not sufficient to allow initiation of on board programming (OBP).00b = Off: Power supply is sufficient to permit on board programming 01b = On: On board programming is inhibited due to insufficient power supply 10b = Error 11b = Not available

9772 spn fault code name is OBP Interlock – Power Supply Insufficient. If you don't take the time to look into 9772 spn fault when it arises, it can add up quickly. One small issue like 9772 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 9772 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.

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SPNFMI Faults and Engine error code check tool. SPN code listing with names and descriptions.

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