4998575
Electronic Control Module Wiring Harness
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$5,899.95 $7,020.94

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.


DESCRIPTION

Introduction

The 4998575 Electronic Control Module (ECM) Wiring Harness is a vital component in the operation of commercial trucks. It serves as the conduit for electrical signals between the ECM and various sensors, actuators, and other electronic components within the truck. This harness ensures that the ECM can effectively monitor and control the truck’s systems, contributing to overall performance, efficiency, and reliability 1.

Basic Concepts of Electronic Control Module Wiring Harness

An electronic control module wiring harness is designed to facilitate the transmission of electrical signals within a vehicle’s electrical system. It consists of multiple wires, connectors, and protective sheathing. The harness is responsible for linking the ECM to other critical components, allowing for the exchange of data that enables the ECM to make real-time adjustments to the truck’s operation. Understanding the function and components of a wiring harness is fundamental to grasping its role in vehicle electronics 2.

Role of the 4998575 Electronic Control Module Wiring Harness in Truck Operation

The 4998575 ECM Wiring Harness plays a significant role in the operation of a truck by providing a reliable pathway for electrical signals. It connects the ECM to sensors that monitor various parameters such as engine temperature, fuel levels, and emissions. Additionally, it links the ECM to actuators that control functions like fuel injection and exhaust gas recirculation. This integration allows the ECM to make precise adjustments to enhance performance, fuel efficiency, and emissions compliance 3.

Key Features of the 4998575 Wiring Harness

The 4998575 Wiring Harness is characterized by its robust design and high-quality materials. It is engineered to withstand the harsh conditions often encountered in commercial trucking, including exposure to vibrations, temperature extremes, and moisture. The harness is constructed using durable wires and connectors, ensuring longevity and reliable performance. Its design also includes protective sheathing to safeguard against physical damage and environmental factors.

Benefits of Using the 4998575 Wiring Harness

Utilizing the 4998575 Wiring Harness offers several advantages. Its high-quality construction contributes to improved reliability and durability, reducing the likelihood of electrical failures. The harness is also designed for ease of installation, featuring pre-assembled connectors and organized wiring that simplifies the replacement process. Additionally, its efficient design helps to minimize electrical resistance, enhancing the overall performance of the truck’s electrical system.

Installation Process

Installing the 4998575 Wiring Harness involves several steps to ensure proper integration into the truck’s electrical system. Begin by disconnecting the battery to prevent any electrical shorts. Next, remove the old wiring harness, taking care to note the routing and connections for reference. Install the new harness, ensuring that all wires are routed correctly and securely connected to their respective components. Finally, reconnect the battery and test the system to confirm that all connections are functioning as intended.

Troubleshooting Common Issues

When encountering issues with the 4998575 Wiring Harness, a systematic approach to troubleshooting can help identify and resolve problems. Begin by checking for loose or corroded connections, as these are common sources of electrical faults. Inspect the wiring for signs of damage, such as fraying or abrasions, which can lead to short circuits. Use a multimeter to test the continuity of the wires and verify that there are no breaks in the circuit. If issues persist, consult the vehicle’s service manual for further diagnostic procedures.

Maintenance Tips

To ensure the longevity and optimal performance of the 4998575 Wiring Harness, regular maintenance is recommended. Inspect the harness periodically for signs of wear or damage, paying close attention to areas prone to abrasion or exposure to the elements. Clean the connectors to remove any corrosion or debris that could impede electrical conductivity. Additionally, ensure that the harness is properly secured and routed to prevent unnecessary stress on the wires.

About Cummins

Cummins is a renowned manufacturer in the commercial truck industry, known for its high-quality engines and components. With a rich history spanning over a century, Cummins has established a strong reputation for innovation, reliability, and performance. The company offers a comprehensive range of products designed to meet the demanding requirements of commercial trucking, including engines, powertrain components, and aftermarket parts. Cummins’ commitment to excellence is reflected in its continued investment in research and development, ensuring that its products remain at the forefront of technological advancement.

Electronic Control Module Wiring Harness (Part 4998575) Compatibility with Cummins Engines

The Electronic Control Module (ECM) Wiring Harness, part number 4998575, is a critical component for the proper functioning of several Cummins engines. This wiring harness is designed to ensure seamless communication between the ECM and various engine sensors and actuators, facilitating efficient engine operation and diagnostics.

QSK50 Engines

The QSK50 engines, including the CM2150 K107 and CM2150 MCRS variants, are high-performance diesel engines widely used in marine and industrial applications. The ECM Wiring Harness (4998575) is specifically engineered to fit these engines, ensuring that all electrical signals are transmitted accurately and efficiently. This harness is crucial for maintaining optimal engine performance, as it connects the ECM to vital components such as fuel injectors, sensors, and other control modules.

  • QSK50 CM2150 K107
  • QSK50 CM2150 MCRS

The harness is designed to withstand the harsh marine and industrial environments, providing reliable connectivity and reducing the risk of electrical failures. Proper installation and maintenance of this wiring harness are essential for the longevity and efficiency of the QSK50 engines.

Role of Part 4998575 Electronic Control Module Wiring Harness in Engine Systems

The Part 4998575 Electronic Control Module (ECM) Wiring Harness is an integral component in the orchestration of various engine systems. It serves as the vital link that facilitates communication and power distribution between the ECM and other critical engine components.

Integration with Engine Components

  1. Sensors and Actuators: The harness connects a multitude of sensors—such as the Mass Air Flow (MAF) sensor, Oxygen (O2) sensors, and Manifold Absolute Pressure (MAP) sensor—to the ECM. These sensors provide real-time data on air intake, exhaust emissions, and engine load. Similarly, it interfaces with actuators like the fuel injectors, throttle body, and variable valve timing (VVT) solenoids, allowing the ECM to make precise adjustments to fuel delivery, air intake, and valve timing.

  2. Powertrain Control Module (PCM): In systems where the ECM is integrated with the PCM, the harness ensures seamless data exchange and control signals between these modules. This integration allows for optimized engine performance, efficient fuel consumption, and reduced emissions.

  3. Transmission Control Module (TCM): For engines equipped with automatic transmissions, the harness facilitates communication between the ECM and TCM. This ensures that gear shifts are smooth and responsive to driving conditions, enhancing overall drivability.

  4. Anti-lock Braking System (ABS) and Traction Control: The harness also plays a role in connecting the ECM to the ABS and traction control systems. This integration allows for better vehicle stability and safety by enabling the ECM to modulate engine power in conjunction with brake applications.

  5. Emission Control Systems: Components such as the Evaporative Emission Control (EVAP) system and Exhaust Gas Recirculation (EGR) valve rely on the harness for signal transmission to the ECM. This ensures that the engine meets emission standards by effectively managing fuel vapors and exhaust gases.

  6. Battery and Alternator: The harness includes connections to the vehicle’s battery and alternator, ensuring that the ECM receives a consistent power supply. This is essential for the ECM to maintain engine operation and store critical data.

Conclusion

In summary, the Part 4998575 ECM Wiring Harness is a cornerstone in the engine’s electronic system, enabling the ECM to monitor and control various components for optimal performance, efficiency, and compliance with emission regulations. Its role in facilitating communication and power distribution underscores its importance in modern engine management systems.


  1. Robert Bosch GmbH. (2014). Bosch Automotive Handbook 9th Edition. Robert Bosch GmbH.

  2. Tigran Parikyan Ed. (2022). Advances in Engine and Powertrain Research and Technology. Springer Nature.

  3. P. A. Lakshminarayanan and Nagaraj S. Nayak. (2011). Critical Component Wear in Heavy Duty Engines. John Wiley & Sons.

SPECIFICATIONS

Package Dimensions
25.0 x 20.0 x 8.0 in
Weight
0.95 lb
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.