2981 SPN Fault Code

Name:

Engine Secondary Coolant Circuit Coolant Pressure 1

Description:

The pressure of the low temp (secondary circuit) coolant loop. This is in addition to the high temp tank (primary engine block circuit).See SPN 109 for the engine coolant pressure of loop 1. See SPN 2781 for the second instance of pressure in the low temp coolant loop.

2981 spn fault code name is Engine Secondary Coolant Circuit Coolant Pressure 1. If you don't take the time to look into 2981 spn fault when it arises, it can add up quickly. One small issue like 2981 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 2981 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.

2981 SPN Fault Code

Name:

Description:

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