7420 SPN Fault Code

Name:

Applied Vehicle Speed Limit (High Resolution)

Description:

The vehicle speed limit in effect. See SPN 2595 for alternate resolution. Note: If a maximum vehicle speed limit is not selected, then the first byte of this parameter will be equal to FBh.

7420 spn fault code name is Applied Vehicle Speed Limit (High Resolution). If you don't take the time to look into 7420 spn fault when it arises, it can add up quickly. One small issue like 7420 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 7420 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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