4921495
Pressure Sensor
Cummins®

The Cummins 4921495 Pressure Sensor is a critical component designed to monitor and regulate pressure within commercial truck systems. Its purpose is to ensure that the truck operates efficiently and safely by providing accurate pressure readings to the vehicle’s control systems. This sensor plays a significant role in maintaining the performance and reliability of commercial trucks, contributing to their overall effectiveness in various operational contexts ¹.

Basic Concepts of Pressure Sensors

Pressure sensors are devices that measure the force exerted by a fluid (liquid or gas) on a surface. They operate by converting this physical pressure into an electrical signal, which can then be interpreted by electronic systems. In automotive applications, pressure sensors are used to monitor various systems, including engine oil pressure, fuel pressure, and brake systems, ensuring that these systems function within their optimal parameters ².

Functionality of the Cummins 4921495 Pressure Sensor

The Cummins 4921495 Pressure Sensor operates by detecting changes in pressure within the truck’s systems and converting these changes into electrical signals. These signals are then sent to the truck’s electronic control unit (ECU), which uses the information to adjust the system’s operation as needed. The sensor plays a role in maintaining the correct pressure levels, which is vital for the efficient and safe operation of the truck ³.

Purpose and Role in Truck Operation

In the context of commercial truck operations, the Cummins 4921495 Pressure Sensor serves to ensure that the truck’s systems operate within their designed pressure ranges. This is important for maintaining optimal performance, as well as for safety. By providing accurate pressure readings, the sensor allows the truck’s control systems to make adjustments that prevent damage to components and ensure the truck operates efficiently.

Key Features

The Cummins 4921495 Pressure Sensor is characterized by several key features, including high accuracy in pressure measurement, durability to withstand the harsh conditions of commercial truck operations, and compatibility with a wide range of truck systems. These features contribute to the sensor’s effectiveness in ensuring the reliable operation of commercial trucks.

Benefits of Using the Cummins 4921495 Pressure Sensor

The use of the Cummins 4921495 Pressure Sensor offers several advantages, including improved efficiency in truck operations, enhanced reliability of the truck’s systems, and potential savings in maintenance costs. By ensuring that systems operate within their optimal pressure ranges, the sensor helps to prevent component failure and reduce the need for repairs.

Installation and Integration

Proper installation and integration of the Cummins 4921495 Pressure Sensor into commercial truck systems are important for ensuring its effective operation. This process involves connecting the sensor to the appropriate system and ensuring that it is correctly interfaced with the truck’s electronic control unit. Care should be taken to follow manufacturer guidelines to ensure accurate readings and reliable operation.

Troubleshooting and Maintenance

Common issues with the Cummins 4921495 Pressure Sensor may include inaccurate readings or sensor failure. Troubleshooting these issues involves checking the sensor’s connections, ensuring it is correctly interfaced with the truck’s systems, and verifying that it is operating within its specified parameters. Regular maintenance, including inspection and cleaning, can help to ensure the sensor’s longevity and performance.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and a commitment to quality, Cummins has established a reputation for producing reliable and efficient components for a wide range of applications, including commercial trucks. The company’s dedication to advancing technology and improving product performance underscores its position as a leader in the industry.

Cummins Pressure Sensor 4921495 Compatibility

The Cummins Pressure Sensor part number 4921495 is designed to fit a range of Cummins engines, ensuring accurate monitoring and regulation of pressure within the engine’s systems. Below is a detailed description of the engines with which this pressure sensor is compatible:

15N CM2380 M104B

The 15N CM2380 M104B engine benefits from the precise pressure readings provided by the 4921495 sensor, enhancing overall engine performance and efficiency.

B5.9 GAS PLUS CM556 and L GAS PLUS CM556

Both the B5.9 GAS PLUS CM556 and L GAS PLUS CM556 engines utilize the 4921495 pressure sensor to maintain optimal pressure levels, ensuring smooth operation and reliability.

C GAS PLUS CM556

The C GAS PLUS CM556 engine relies on the 4921495 pressure sensor for accurate pressure monitoring, contributing to the engine’s efficiency and longevity.

ISB5.9G CM2180 and ISB6.7 G CM2180 B118

The ISB5.9G CM2180 and ISB6.7 G CM2180 B118 engines are equipped with the 4921495 pressure sensor to ensure precise pressure regulation, which is crucial for maintaining peak performance and preventing potential issues.

ISL G CM2180

The ISL G CM2180 engine uses the 4921495 pressure sensor to monitor and regulate pressure, ensuring the engine operates at its best and reducing the risk of mechanical failures.

ISX12 G CM2180 EJ

The ISX12 G CM2180 EJ engine is compatible with the 4921495 pressure sensor, which provides essential data for maintaining optimal pressure levels, enhancing the engine’s performance and reliability.

Role of Part 4921495 Pressure Sensor in Engine Systems

The part 4921495 Pressure Sensor is integral to the efficient operation of several key engine components. Its primary function is to monitor and relay pressure data, which is essential for the precise management of engine performance.

Integration with the Engine Control Module (ECM)

The Pressure Sensor communicates directly with the Engine Control Module (ECM). By providing real-time pressure readings, it allows the ECM to make informed decisions regarding fuel delivery, ignition timing, and other critical parameters. This ensures that the engine operates within optimal conditions, enhancing both performance and fuel efficiency.

Interaction with Fuel Control Systems

In fuel control systems, the Pressure Sensor plays a significant role. It monitors the pressure within the fuel lines, ensuring that the fuel is delivered at the correct pressure to the engine. This is particularly important in systems where fuel pressure needs to be finely tuned for optimal combustion.

Collaboration with the Fuel Control Module (FCM)

The Fuel Control Module (FCM) relies on data from the Pressure Sensor to adjust the fuel mixture. By receiving accurate pressure readings, the FCM can make necessary adjustments to maintain the ideal air-fuel ratio. This is essential for maximizing engine efficiency and reducing emissions.

Function within the Fuel Pressure Regulator

The Pressure Sensor is also a vital component in the Fuel Pressure Regulator. It helps maintain consistent fuel pressure by providing feedback to the regulator. This ensures that the fuel system operates smoothly, preventing issues such as fuel starvation or over-pressurization, which can lead to engine performance problems.

Conclusion

In summary, the Cummins 4921495 Pressure Sensor is a key element in the interplay between various engine components, ensuring that each system operates harmoniously for optimal engine performance. Its accurate pressure readings and reliable operation contribute significantly to the efficiency, safety, and reliability of commercial trucks.