3508 SPN Fault Code

Name:

TECU PWR Relay

Description:

The high current PWR relay for the PWR distribution on the Implement bus as controlled by the Tractor ECU (TECU). This includes from the internal control portion of the PWR relay to the output of the main PWR relay on the vehicle which directly controls the power for the Implement bus non-ecu type loads.

3508 spn fault code name is TECU PWR Relay. If you don't take the time to look into 3508 spn fault when it arises, it can add up quickly. One small issue like 3508 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 3508 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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