Volvo VNL 780 7091 SPN Fault Code

Name:

Engine Cylinder Head Bypass Actuator 1 Desired Position

Description:

Requested position of Engine Cylinder Head Bypass actuator by engine ECM, where 0% represents bypass fully closed and 100% represents fully open. This is the position that the device is attempting to achieve.Cylinder Head bypass valve is used to release the air at the high pressure compressor outlet into turbocharger turbine inlet when intake pressure exceeds exhaust pressure at lower engine speeds and thereby controlling compressure surge.

Volvo VNL 780 7091 spn fault code name is Engine Cylinder Head Bypass Actuator 1 Desired Position. If you don't take the time to look into Volvo VNL 780 7091 spn fault when it arises, it can add up quickly. One small issue like Volvo VNL 780 7091 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 Volvo VNL 780 7091 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.

Volvo VNL 780 7091 SPN Fault Code

Name:

Description:

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