7474 SPN Fault Code

Name:

Driver Alertness Level

Description:

Indicates the alertness level of the driver measured by the driver alertness warning system. 100 % means driver is fully attentive. This signal can be used independent of the technology and ECU used to estimate the driver alertness condition.

7474 spn fault code name is Driver Alertness Level. If you don't take the time to look into 7474 spn fault when it arises, it can add up quickly. One small issue like 7474 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 7474 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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