5871 SPN Fault Code

Name:

O2 Sensor Power Relay Driver Control Circuit

Description:

Used to indicate faults with the heated oxygen sensor (O2) relay driver control circuit.

5871 spn fault code name is O2 Sensor Power Relay Driver Control Circuit. If you don't take the time to look into 5871 spn fault when it arises, it can add up quickly. One small issue like 5871 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 5871 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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