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Cummins  |  SKU: 3928310

3928310 | Genuine Cummins® Fuel Flow Control Solenoid Valve

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Description:
A Fuel Flow Control Solenoid Valve 3928310 is an electromechanical device that regulates the amount of fuel delivered to an engine — especially in diesel engines with high-pressure fuel systems (like common rail or mechanical injection pumps).

Part Number: 3928310
Condition: New
Manufacture/Brand: Cummins

Fits 3928310 For Cummins engine systems 6CT, 6C8.3, QSL9, C8.3, ISC8.3, QSC8.3



Purpose of using 3928310:

 Function  Purpose
1. Regulate Fuel Flow Controls how much fuel enters the injection pump or fuel rail based on engine load and demand.
2. Maintain Fuel Pressure Works with sensors to ensure the correct pressure is maintained in the fuel system (e.g., common rail pressure).
3. Improve Fuel Efficiency Prevents overfueling or underfueling, helping optimize fuel usage under various driving or load conditions.
4. Enable Smooth Engine Operation Ensures the engine runs smoothly across idle, acceleration, cruising, and deceleration phases.
5. Support Emissions Control Accurate fuel control helps reduce black smoke, unburned fuel, and other pollutants.
6. Allow ECU-Controlled Fuel Metering Acts as an actuator responding to electronic signals from the Engine Control Unit (ECU).


Signs of a Bad Fuel Flow Control Solenoid Valve 3928310

Symptom Possible Cause
Hard starting / long cranks Valve stuck closed or leaking
Engine stalls at idle Inconsistent fuel supply
Low power or sluggish acceleration Valve not opening fully
Black smoke / high fuel consumption Overfueling due to valve failure
Check engine light / diagnostic codes ECU detects fuel pressure/control issues


About the Manufacturer – Cummins:

Cummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.

The brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.

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