3944058
Oil Gauge Tube
Cummins®

The Cummins 3944058 Oil Gauge Tube is a critical component for heavy-duty truck engines, designed to facilitate the accurate monitoring of oil levels and pressure within the engine’s lubrication system. This monitoring is essential for maintaining optimal engine performance and longevity, allowing for the timely detection of potential issues related to oil supply and pressure ¹.

Function and Operation

The Cummins 3944058 Oil Gauge Tube operates as part of the engine’s lubrication system, conveying oil level and pressure data from the engine to the oil gauge on the vehicle’s dashboard. This is achieved through a series of connections that allow oil to flow into the tube, transmitting the oil’s pressure and level to the gauge. Accurate monitoring of these parameters is vital for ensuring that the engine receives adequate lubrication under all operating conditions ².

Key Features

This Cummins part is constructed with specific design and material features to enhance its performance and durability. It is made from high-quality materials resistant to the harsh conditions within an engine, including high temperatures and pressure. The tube’s dimensions are precisely engineered to fit within the engine’s lubrication system, ensuring a secure and effective connection. Additionally, its design may include features that facilitate easy installation and maintenance ³.

Benefits

The Cummins 3944058 Oil Gauge Tube offers several advantages. It provides accurate oil level readings, which are crucial for maintaining proper engine lubrication. Its reliable performance under various operating conditions ensures that drivers and maintenance personnel can trust the oil gauge readings. Furthermore, by contributing to overall engine health and longevity, the Oil Gauge Tube plays a role in reducing the risk of engine damage due to inadequate lubrication ⁴.

Installation and Compatibility

Proper installation of the Cummins 3944058 Oil Gauge Tube is important for ensuring optimal performance. Installation guidelines should be followed to ensure that the tube is securely connected within the engine’s lubrication system. Compatibility with Cummins engines is a key consideration, as the tube is designed to meet the specific requirements of these engines. Ensuring compatibility helps maintain the integrity of the lubrication system and the accuracy of oil level and pressure readings ⁵.

Maintenance and Troubleshooting

Routine maintenance of the Cummins 3944058 Oil Gauge Tube is important for ensuring continued accurate readings and reliable operation. This may include checking for leaks, ensuring secure connections, and verifying the accuracy of the oil gauge readings. Troubleshooting common issues, such as leaks or inaccurate readings, may involve inspecting the tube and its connections for damage or wear, and making necessary repairs or replacements ⁶.

Cummins Corporation 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 quality and innovation in the automotive and heavy-duty truck industries. Its product offerings include a wide range of engines and components designed to meet the demanding requirements of these industries, contributing to the efficiency, reliability, and performance of vehicles and equipment ⁷.

Compatibility of Oil Gauge Tube Part 3944058 with Cummins Engines

The Oil Gauge Tube part 3944058, manufactured by Cummins, is designed to fit seamlessly with a variety of Cummins engines. This part is integral for monitoring the oil levels within the engine, ensuring optimal performance and longevity. Below is a detailed overview of its compatibility with specific engine models:

Compatibility with Specific Engine Models

• 6B5.9
• ISB CM550
• QSB4.5 CM2250 EC
• QSB4.5 CM850 (CM2850)
• QSB5.9 44 CM550

Grouping by Engine Series

• QSB Series Engines:
  • QSB4.5 CM2250 EC
  • QSB4.5 CM850 (CM2850)
  • QSB5.9 44 CM550

The Oil Gauge Tube part 3944058 is engineered to integrate with the QSB series engines, ensuring precise oil level readings and maintaining the engine’s operational efficiency.

• ISB Series Engines:
  • ISB CM550

This part is also compatible with the ISB series, specifically the ISB CM550 engine, providing essential oil level monitoring capabilities.

• 6B Series Engines:
  • 6B5.9

The 6B5.9 engine is another model that benefits from the use of the Oil Gauge Tube part 3944058, ensuring that oil levels are accurately monitored to prevent engine damage.

Ensuring Proper Fitment

When installing the Oil Gauge Tube part 3944058, it is crucial to verify that the part is compatible with the specific engine model in use. This ensures that the oil gauge provides accurate readings and that the engine operates efficiently. Cummins has designed this part to fit these engines without requiring modifications, making it a straightforward addition to the engine’s maintenance routine ⁸.

Role of Part 3944058 Oil Gauge Tube in Engine Systems

The 3944058 Oil Gauge Tube is an integral component in the oil management system of an engine. It facilitates the accurate measurement and display of the oil level, ensuring that the engine operates within safe parameters.

Interaction with the Oil Level Sensor

The Oil Gauge Tube interfaces directly with the oil level sensor. This sensor relies on the tube to provide a consistent and accurate reading of the oil level. The tube ensures that the sensor is always in contact with the oil, regardless of the engine’s orientation or the oil’s distribution within the sump. This consistent contact is essential for the sensor to deliver reliable data to the engine control unit (ECU) ⁹.

Contribution to the Oil Gauge

The data transmitted through the Oil Gauge Tube is critical for the oil gauge’s operation. The gauge relies on this information to display the current oil level to the operator. This visual feedback allows for timely maintenance and ensures that the engine does not operate with insufficient lubrication, which could lead to severe damage ¹⁰.

Integration with the Engine’s Lubrication System

Within the engine’s lubrication system, the Oil Gauge Tube plays a supportive role. It ensures that the oil level is maintained at an optimal level, which is necessary for the proper function of the oil pump. The pump relies on a consistent oil level to maintain pressure and deliver lubricant to all moving parts within the engine ¹¹.

Support for Diagnostic Systems

Modern engines are equipped with sophisticated diagnostic systems that monitor various parameters, including oil level. The Oil Gauge Tube contributes to these systems by providing accurate and reliable data. This information is used by the ECU to make real-time adjustments and to trigger warnings when the oil level falls below a safe threshold ¹².

Enhancing Engine Longevity

By ensuring accurate oil level readings, the Oil Gauge Tube indirectly contributes to the longevity of the engine. Proper lubrication is essential for reducing wear and tear on engine components. The tube’s role in maintaining this lubrication is therefore vital for the engine’s overall health and performance ¹³.

Conclusion

The Cummins 3944058 Oil Gauge Tube is a vital component in the maintenance and operation of heavy-duty truck engines. Its role in accurately monitoring oil levels and pressure within the engine’s lubrication system is crucial for ensuring optimal engine performance and longevity. By providing reliable data to the oil gauge and diagnostic systems, this part contributes to the overall health and efficiency of the engine, ultimately supporting the demanding requirements of the automotive and heavy-duty truck industries.