3068479
Electrical Connector
Cummins®

Introduction to Electrical Connectors in Commercial Trucks

Electrical connectors are vital components in the engine systems of commercial trucks, facilitating the seamless transfer of electrical signals and power between various parts of the engine. These connectors ensure that all electronic systems within the truck operate efficiently and reliably. Cummins, a renowned name in the industry, stands at the forefront of manufacturing high-quality electrical connectors designed to meet the demanding requirements of commercial truck engines ¹.

Basic Concepts of Electrical Connectors

Electrical connectors function by joining two or more electrical circuits, allowing for the transmission of power and signals. They come in various types, including wire-to-wire, wire-to-board, and board-to-board connectors, each serving specific applications within the engine system. Reliable connections are paramount for optimal engine performance, as any disruption can lead to significant operational issues ².

The Cummins 3068479 Electrical Connector

The Cummins 3068479 electrical connector is a specialized component designed for use in commercial truck engines. This connector plays a crucial role in ensuring that electrical signals are accurately transmitted between the engine control module (ECM) and various sensors and actuators. By maintaining a stable and reliable connection, the 3068479 connector contributes to the overall efficiency and performance of the engine ³.

Importance of the 3068479 Electrical Connector in Truck Operations

The 3068479 electrical connector is integral to the operation of truck engines, directly influencing engine performance and reliability. It is particularly important for systems such as fuel injection, emissions control, and engine monitoring. The connector ensures that these systems receive the necessary signals to function correctly, thereby enhancing the truck’s operational efficiency and reducing the risk of downtime.

Troubleshooting Common Issues with the 3068479 Electrical Connector

Identifying signs of a faulty 3068479 electrical connector is crucial for maintaining engine performance. Common indicators include intermittent engine operation, error codes on the dashboard, and decreased fuel efficiency. To troubleshoot, begin by inspecting the connector for physical damage, corrosion, or loose connections. A step-by-step guide involves disconnecting the connector, cleaning the contacts, and re-securing the connection. Preventive measures include regular inspections and ensuring the connector is properly sealed against moisture and contaminants.

Maintenance Tips for the 3068479 Electrical Connector

Regular maintenance of the 3068479 electrical connector is essential for ensuring its longevity and reliability. This includes periodic inspection and cleaning of the connector to remove any dirt or corrosion. A recommended maintenance schedule involves checking the connector during routine engine servicing, typically every 6 months or 50,000 miles. Best practices for maintenance also include using dielectric grease on the contacts to prevent corrosion and ensuring that all connections are tight and secure.

Cummins’ Commitment to Quality and Innovation

Cummins is renowned for its commitment to quality and innovation in the manufacturing of automotive parts. The company’s engineering and manufacturing processes are designed to produce parts that meet the highest standards of reliability and performance. Cummins’ reputation for producing high-quality parts is supported by its extensive technical resources and customer support, ensuring that mechanics and engineers have the information and assistance they need to maintain and repair commercial truck engines effectively.

Expert Insights and Best Practices

Experienced engineers and mechanics emphasize the importance of proper installation and handling of the 3068479 electrical connector. Best practices include ensuring that the connector is correctly aligned and securely fastened to prevent any loose connections. Real-world examples and case studies highlight the significance of maintaining this critical component, demonstrating how proper care and maintenance can prevent costly engine failures and downtime.

Electrical Connector 3068479 Compatibility with Cummins Engines

The Cummins Electrical Connector part number 3068479 is designed to integrate seamlessly with a variety of Cummins engines, ensuring reliable electrical connections and optimal performance. This part is engineered to fit into the following engine models:

ISB and ISM Series

• ISB CM850
• ISM CM570
• ISM CM570/870
• ISM CM876
• ISM11 CM876 SN

These engines, part of the ISB and ISM series, are known for their robust design and efficiency. The 3068479 connector is specifically tailored to meet the electrical needs of these engines, ensuring compatibility and ease of installation.

CELECT Series

• L10 CELECT
• M11 CELECT
• M11 CELECT PLUS
• N14 CELECT
• N14 CELECT PLUS

The CELECT series engines are recognized for their advanced technology and performance. The 3068479 connector is designed to integrate with these engines, providing a secure and reliable electrical connection that supports the sophisticated systems within these engines.

QSM and QSNT Series

• QSM11 CM570
• QSM11 CM876
• QSNT14 CM876 N102

These engines, part of the QSM and QSNT series, are engineered for durability and efficiency. The 3068479 connector is compatible with these models, ensuring that the electrical connections are robust and reliable, supporting the high performance of these engines.

QSN14 Series

• QSN14 CM876 N103

The QSN14 series engines are designed for heavy-duty applications. The 3068479 connector is engineered to fit these engines, providing a reliable electrical connection that can withstand the rigors of demanding environments.

By ensuring compatibility with a wide range of Cummins engines, the 3068479 Electrical Connector offers technicians and fleet managers a reliable solution for maintaining and repairing their engine electrical systems.

Role of Part 3068479 Electrical Connector in Engine Systems

The Part 3068479 Electrical Connector is integral to the seamless operation of various engine components by ensuring reliable electrical connections. This connector facilitates the transfer of electrical signals and power between different parts of the engine system, enhancing overall performance and efficiency.

Integration with Engine Components

1. Solenoid Valve and Accessories: The electrical connector is used to link the solenoid valve with its control module. This connection allows for precise control over the valve’s operation, which is essential for managing fuel delivery and emissions.

2. Wiring and Body and Plunger: Within the solenoid valve assembly, the connector interfaces with the wiring harness, ensuring that the body and plunger components receive the necessary electrical signals to function correctly.

3. Campaign Kit and Camshaft: In campaign kits designed to update or retrofit engine systems, the connector plays a role in integrating new components with the existing wiring. It ensures that the camshaft position sensor receives accurate signals for optimal engine timing.

4. Connecting Rod and Piston: Although the connecting rod and piston assembly is primarily mechanical, the connector is vital for integrating sensors that monitor performance metrics such as rod bearing wear or piston position.

5. Converter and Catalytic Components: The connector is used in the wiring harness that links the engine control module (ECM) to the oxygen sensors located before and after the catalytic converter. This ensures that the ECM can adjust fuel delivery for optimal catalytic efficiency.

6. Cylinder Head and Injectors: The electrical connector is essential for connecting the injectors to the ECM. It ensures that each injector receives the correct electrical signal for fuel injection timing and quantity, directly impacting engine performance.

7. EBM-Injector and Performance Parts: For engines equipped with EBM (Electronically Controlled Brake System) injectors, the connector ensures that these high-performance components receive the precise electrical signals needed for enhanced fuel delivery and combustion efficiency.

8. Engine Piston Kit and Head Cylinder: In advanced engine piston kits, the connector is used to link temperature and pressure sensors within the cylinder head to the ECM, allowing for real-time adjustments to improve engine performance and longevity.

9. Solenoid Stator and Valve: The connector facilitates the electrical connection between the solenoid stator and the valve, ensuring that the stator can effectively control the valve’s operation based on signals from the ECM.

10. Wiring Harness and Kit: The connector is a fundamental component in wiring harnesses and kits, providing the necessary links between various sensors, actuators, and the ECM. This ensures a cohesive and efficient electrical system within the engine.

By ensuring robust and reliable electrical connections, the Part 3068479 Electrical Connector contributes significantly to the efficient and effective operation of these engine components.

Conclusion

The Cummins 3068479 electrical connector plays a vital role in the operation of commercial truck engines, ensuring reliable transmission of electrical signals and power. By understanding its function, importance, and maintenance requirements, mechanics and engineers can ensure the optimal performance and reliability of truck engines. Cummins’ commitment to quality and innovation further supports the durability and efficiency of this essential component.