2897333
Pressure Temperature Sensor
Cummins®

Introduction

The Cummins 2897333 Pressure Temperature Sensor is a component designed to monitor and report pressure and temperature conditions within the engine system of commercial trucks. Its role is to provide accurate data that helps maintain optimal engine performance and efficiency.

Basic Concepts of Pressure Temperature Sensors

A Pressure Temperature Sensor is an electronic device that measures the pressure and temperature of fluids or gases within a system. It operates by converting physical parameters into electrical signals, which are then interpreted by the engine control unit (ECU) ¹. This sensor is important for maintaining optimal conditions within a truck’s engine system, ensuring that the engine operates within safe and efficient parameters.

Role of the 2897333 Pressure Temperature Sensor in Truck Operation

The Cummins 2897333 Pressure Temperature Sensor performs specific functions within a truck’s engine system. It monitors the pressure and temperature levels of the engine’s fluids, providing real-time data to the ECU. This information allows the ECU to make adjustments to the engine’s operation, ensuring efficient performance and preventing potential damage from overheating or abnormal pressure levels ².

Key Features

The Cummins 2897333 Pressure Temperature Sensor is designed with precision engineering, utilizing high-quality materials to ensure durability and accuracy. Its design includes a robust housing that protects the sensitive internal components from the harsh environment of a commercial truck engine. Unique characteristics of this sensor include its high sensitivity to changes in pressure and temperature, allowing for precise monitoring and reporting.

Benefits

Using the Cummins 2897333 Pressure Temperature Sensor offers several benefits. It contributes to improved engine performance by ensuring that the engine operates under optimal conditions. Enhanced fuel efficiency is another advantage, as the sensor helps the ECU make adjustments that reduce fuel consumption. Additionally, the sensor increases the reliability of the engine system by providing early warnings of potential issues, allowing for timely maintenance and preventing costly repairs ³.

Troubleshooting and Maintenance

Common issues with the Cummins 2897333 Pressure Temperature Sensor may include inaccurate readings or sensor failure. Troubleshooting steps involve checking the sensor’s connections, ensuring it is properly installed, and verifying that the ECU is receiving accurate data. Regular maintenance practices, such as inspecting the sensor for signs of wear or damage and calibrating it as needed, help ensure optimal performance and longevity.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions. With a history of innovation and a strong reputation in the industry, Cummins is committed to producing high-quality automotive components that meet the demanding requirements of commercial applications. The company’s dedication to excellence is evident in its products, which are designed to deliver reliable performance and efficiency in various operating conditions.

Compatibility with Cummins Engines

The Pressure Temperature Sensor 2897333, manufactured by Cummins, is designed to fit seamlessly with a range of engine models, ensuring precise temperature and pressure readings are available for optimal engine performance. This sensor is compatible with various Cummins engines, including but not limited to:

• 6C8.3
• B4.5 CM2350 B129B
• B5.6 CM2670 B152B
• B5.9 CM2670 B166C
• B6.7 CM2350 B135B
• B6.7 CM2670 B153B
• B6.7 CM2670 B164C
• D4.0 CM2620 D103B
• F2.8 CM2620 F135B
• F3.8 CM2350 F120B
• F3.8 CM2350 F128C
• F3.8 CM2620 F137B
• F4.5 CM2620 F139B
• F4.5 CM2620 F141C
• ISB (Chrysler)
• ISB CM2150
• ISB/ISD4.5 CM2150 B119
• ISB/ISD6.7 CM2150 SN
• ISB3.9 CM2220 B107
• ISB4.5 CM2350 B104
• ISB5.9 CM2880 B110
• ISB5.9 CM2880 B127
• ISB5.9 CM2880 B140
• ISB5.9 CM2880 B149
• ISB6.7 CM2250

The Pressure Temperature Sensor 2897333 is engineered to integrate smoothly with these engines, providing essential data for the engine control unit (ECU) to adjust fuel injection timing, air-fuel ratio, and other critical parameters. This ensures that the engine operates within its optimal temperature and pressure ranges, enhancing performance and longevity.

Integration with Engine Control Systems

This sensor is directly interfaced with the Engine Control Module (ECM) and Electronic Control Module (ECM), providing real-time data on pressure and temperature conditions within the engine. The ECM uses this data to make precise adjustments to fuel injection timing, ignition timing, and air-fuel ratio, thereby enhancing engine performance and fuel efficiency.

Contribution to Exhaust Gas Recirculation (EGR) System

In the Exhaust Gas Recirculation (EGR) system, the Pressure Temperature Sensor plays a significant role by monitoring the pressure and temperature of the recirculated exhaust gases. This information allows the ECM to regulate the flow of exhaust gases back into the intake manifold, reducing nitrogen oxides (NOx) emissions and improving overall engine efficiency.

Interaction with Wiring and Harnesses

The sensor is connected to the Electronic Control Module Wiring Harness and Harness, ensuring a reliable transmission of data to the ECM. The integrity of these connections is vital for the accurate functioning of the sensor, as any disruption can lead to incorrect readings and subsequent engine malfunctions.

Role in Long Block Kit

When incorporated into a Long Block Kit, the Pressure Temperature Sensor contributes to the kit’s ability to provide a comprehensive engine solution. It ensures that the newly installed engine components operate within optimal parameters from the outset, facilitating a smooth integration into the vehicle’s existing systems.

Overall Engine Arrangement

In the broader Engine Arrangement, the sensor’s data is instrumental in maintaining the balance between various engine components. It aids in the fine-tuning of the engine’s operation, ensuring that all parts work in harmony to deliver peak performance and reliability.

Conclusion

The Cummins 2897333 Pressure Temperature Sensor is a vital component in the maintenance and optimization of engine performance in commercial trucks. By providing accurate and real-time data on pressure and temperature conditions, it enables the ECU to make necessary adjustments for efficient operation. Its compatibility with a wide range of Cummins engines, coupled with its robust design and precise monitoring capabilities, makes it an essential part of modern diesel technology.