635 SPN Fault Code

Name:

Engine Timing Actuator 1

Description:

The detected position of actuator 1 on the Engine Timing System, where the system has different timing positions depending on current operating status of the engine. Timing positions may be used to determine intake and outlet valve timings.000b = Unknown Position 001b = Diesel Mode Position 010b = Diesel Part Load Position 011b = Gas Mode Position 100b = Diesel Part Load / Gas Mode Position 101b to 110b = Reserved 111b = Not Available

635 spn fault code name is Engine Timing Actuator 1. If you don't take the time to look into 635 spn fault when it arises, it can add up quickly. One small issue like 635 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 635 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.

635 SPN Fault Code

Name:

Description:

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