Electronic Fuel Control Actuator Cummins 3080809 | 3085218, 3408324

High-Precision Fuel Regulation with the Cummins 3080809 EFC Actuator

The Cummins 3080809 Electronic Fuel Control (EFC) Actuator is a critical component designed to optimize the operation of heavy-duty commercial trucks and industrial machinery [1]. By regulating fuel delivery directly to the engine’s fuel pump, this actuator ensures precise fuel injection management, which is vital for maintaining peak engine performance, maximizing fuel efficiency, and meeting strict emissions standards [1, 3]. This part is also available under the numbers: 3085218, 3408324.

How the Electronic Fuel Control Actuator Works

The EFC actuator modulates the flow of fuel to the engine’s injectors by receiving real-time electrical signals from the Engine Control Unit (ECU) [2]. Based on driving conditions, engine load, and operator demand, the ECU dictates the exact volume of fuel required [2]. The actuator then adjusts the fuel pressure and flow in perfect coordination with the fuel pump and injectors, ensuring clean and complete combustion [2, 3].

Key Features & Benefits

• Precision Fuel Control: Delivers exact fuel metering under varying engine loads and operating conditions.
• Enhanced Engine Performance: Optimizes the combustion process to maintain consistent power output and smooth engine operation [3].
• Improved Fuel Efficiency: Minimizes fuel waste by ensuring that every drop of fuel is utilized effectively.
• Emissions Reduction: Supports cleaner combustion, helping commercial vehicles and industrial equipment comply with environmental regulations [3].
• Durable Construction: Engineered to withstand the high-vibration and high-temperature environments of heavy-duty diesel engines.

Engine Compatibility and Applications

The Cummins 3080809 EFC Actuator is highly versatile and interfaces seamlessly with a variety of Cummins diesel engines, particularly those utilizing PT (Pressure-Time) fuel systems. Key applications include:

• M11 Mechanical Engines: Provides robust and precise fuel management for these widely used commercial and industrial powerplants.
• Industrial Engines: Ideal for power generation, construction equipment, and agricultural machinery requiring stable engine speeds.
• Commercial Engines: Enhances fuel economy and drivability in heavy-duty trucks and buses.
• Marine Engines: Ensures reliable, efficient operation in demanding marine environments.

Installation and Maintenance Tips

To achieve the full benefits of the 3080809 actuator, professional installation is highly recommended. Ensure complete compatibility with your specific engine model and follow the manufacturer’s torque specifications. Regular maintenance should include periodic inspections of electrical connections, cleaning any fuel system buildup, and checking for physical wear to prevent fuel delivery malfunctions.

Product Specifications

• Weight: 2.5 lb
• Package Dimensions: 4.0 x 4.0 x 4.0 in

Cross-Reference / Interchange Part Numbers

This part replaces / is interchangeable with the following part numbers:

• 3080809
• 3085218
• 3408324