3396139
Magnetic Pickup
Cummins®

The Cummins 3396139 Magnetic Pickup is a component designed to enhance the operation of heavy-duty trucks. It is integral to the engine management system, providing data that contributes to the overall performance and efficiency of the vehicle ¹.

Basic Concepts of Magnetic Pickups

A magnetic pickup is a sensor that detects changes in a magnetic field. It operates by converting mechanical motion into an electrical signal. This sensor is commonly used in automotive systems to monitor the position and speed of rotating components, such as the crankshaft or camshaft, providing data to the engine control unit (ECU) ².

Purpose of the 3396139 Magnetic Pickup

The Cummins 3396139 Magnetic Pickup serves a specific role within the engine management system of a truck. It monitors the rotation of the crankshaft, generating signals that the ECU uses to determine engine timing and fuel injection sequences. This ensures that the engine operates efficiently and reliably ³.

Key Features

This Cummins part is designed with several key features that enhance its performance. It is constructed from durable materials to withstand the harsh conditions within an engine compartment. Its precise design ensures accurate signal transmission, and it is engineered to integrate seamlessly with Cummins engine systems.

Benefits

The advantages provided by the 3396139 Magnetic Pickup include improved engine performance, increased reliability, and enhanced efficiency. By providing accurate timing data, it allows the ECU to make precise adjustments, resulting in smoother operation and better fuel economy.

Installation Process

Proper installation of this part involves several steps. First, ensure the engine is cool and the ignition is off. Locate the sensor’s mounting position near the crankshaft. Use the appropriate tools to remove the old sensor and install the new one, ensuring it is securely fastened. Connect the electrical harness and verify that all connections are tight. Finally, start the engine and monitor for any irregularities to confirm proper installation.

Common Issues and Troubleshooting

Common problems associated with the 3396139 Magnetic Pickup may include signal interference, sensor misalignment, or electrical connection issues. Troubleshooting steps involve checking the sensor’s position, ensuring it is not obstructed, and verifying that all electrical connections are secure. If issues persist, consulting a professional technician is recommended.

Maintenance Tips

To ensure the longevity and optimal performance of the 3396139 Magnetic Pickup, regular maintenance is advised. This includes periodic inspection of the sensor for signs of wear or damage, ensuring that electrical connections remain secure, and keeping the sensor clean from debris. Following the manufacturer’s recommended service intervals will help maintain its efficiency.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for producing high-quality diesel engines and components, known for their durability and performance in various applications, including heavy-duty trucks.

Magnetic Pickup 3396139 Compatibility with Cummins Engines

The Magnetic Pickup part number 3396139, manufactured by Cummins, is a component in several engine models. This part is designed to interface seamlessly with the engine’s electrical system, providing data for engine management.

G855 Engines

The Magnetic Pickup 3396139 is compatible with the G855 engine series. This part ensures precise timing and rotational data, which is vital for the engine control unit (ECU) to manage ignition timing and fuel injection accurately.

GTA38 G CMEICS G116C Engines

Similarly, the Magnetic Pickup 3396139 is also suitable for the GTA38 G CMEICS G116C engines. In these engines, the pickup plays a role in the engine’s ignition system, ensuring that the spark timing is synchronized with the engine’s rotational speed.

Grouping for Ease of Understanding

For ease of understanding, the Magnetic Pickup 3396139 is grouped here as it fits seamlessly into both the G855 and GTA38 G CMEICS G116C engine series. This compatibility ensures that the part can be used interchangeably within these engine families, providing a reliable and standardized solution for engine timing and data acquisition.

Role of Part 3396139 Magnetic Pickup in Engine Systems

The 3396139 Magnetic Pickup is a component in the arrangement of various engine systems, particularly those involving the fuel governor and governor mechanisms. This component operates in conjunction with the electronic module and engine control module (ECM) to ensure precise and efficient engine performance.

In the context of the fuel governor, the Magnetic Pickup plays a role by providing data on the position and speed of rotating components. This information is vital for the fuel governor to adjust the fuel supply in real-time, optimizing combustion efficiency and ensuring smooth engine operation.

Similarly, when integrated with the governor system, the Magnetic Pickup enhances the governor’s ability to maintain consistent engine speed under varying load conditions. By detecting changes in the rotational speed of engine components, it allows the governor to make necessary adjustments, thus maintaining engine stability and performance.

The interaction between the Magnetic Pickup and the electronic module is particularly noteworthy. The Magnetic Pickup generates electrical signals based on the magnetic properties of the rotating components it monitors. These signals are then processed by the electronic module, which interprets the data and sends appropriate commands to the ECM.

The ECM, in turn, uses the data from the Magnetic Pickup to make informed decisions about fuel injection timing, ignition timing, and other critical parameters. This ensures that the engine operates within optimal parameters, enhancing both performance and fuel efficiency.

Overall, the 3396139 Magnetic Pickup is a key component in the intricate dance of engine management, providing essential data that allows the fuel governor, governor, electronic module, and ECM to work in harmony, resulting in a well-regulated and high-performing engine system.

Conclusion

The Cummins 3396139 Magnetic Pickup is a vital component in the engine management system of heavy-duty trucks. Its role in providing accurate timing and rotational data ensures efficient engine operation, contributing to improved performance, reliability, and fuel efficiency. Proper installation, maintenance, and troubleshooting are essential to maximize the benefits of this part.