9748 SPN Fault Code

Name:

Road Departure Advanced Emergency Braking System State

Description:

Current operational state of road departure advanced emergency braking system (AEBS) 0000b = system is not ready (initialization not finished) 0001b = system is temporarily not available (e.g. due to boundary conditions necessary for operation) 0010b = system is deactivated by driver 0011b = system is ready and activated (no warning and no braking active) 0100b = driver overrides system 0101b = road departure warning active (e.g. acoustic signal, cruise control turned off, torque limitation) 0110b = road departure warning with braking (e.g. brake jerk or partial braking) 0111b = road departure emergency braking active 1000b = system performance and/or sensitivity limited (no warning and no braking active) 1001b to 1101b = reserved for future use 1110b = error indication 1111b = not available / not installed Note: State 1000b – example use case: Used when system performance is limited but still able to meet minimum legal obligations present at the time of introduction or when one of a f

9748 spn fault code name is Road Departure Advanced Emergency Braking System State. If you don't take the time to look into 9748 spn fault when it arises, it can add up quickly. One small issue like 9748 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 9748 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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