Cummins ISX15 Sensor PRS Temperature 2010-2018: OEM 4921479

Reliable Monitoring with the Cummins ISX15 PRS Temperature Sensor – OEM 4921479

What is it?

The Cummins ISX15 Sensor PRS Temperature (OEM 4921479) is a genuine OEM sensor designed to monitor exhaust gas temperature in the Pressure Relief System (PRS) of ISX15 engines. Accurate temperature detection is essential for maintaining safe operation and avoiding excessive strain on the emissions system.

Why Choose OEM 4921479?
OEM 4921479 is manufactured specifically for Cummins ISX15 engines from 2010 to 2018. It meets all factory specifications for fit and function, helping avoid signal errors or installation issues that can arise with aftermarket parts. Choosing OEM means you're using the same trusted components designed by Cummins engineers.

Key Benefits
✅ Tailored fit for ISX15 (2010–2018), made to match factory sensor ports with exact specs.
✅ Precise temperature readings keep critical engine systems informed for better control.
✅ Built for harsh conditions, capable of withstanding heat, pressure, and exposure over long usage periods.
✅ OEM confidence, designed, tested, and backed by Cummins standards.
✅ Straightforward replacement, connects to the factory harness without any modifications.

Applications
The OEM 4921479 sensor is used in Cummins ISX15 engines built between 2010 and 2018. These engines are commonly found in long-haul trucks, vocational vehicles, and other Class 8 applications. This sensor plays a vital role in monitoring exhaust temperature within the emissions system, helping ensure compliance and reliability in high-demand environments.

Installation Notes
Installation of this sensor typically takes under an hour with basic tools. It is located within the emissions system, often mounted to the PRS tubing or related exhaust components. Always let the engine cool and disconnect the battery before starting. Use the correct torque specs and check for secure connection to the existing harness.

Final Thoughts
The Cummins OEM 4921479 PRS Temperature Sensor is a dependable solution for ISX15 engines from 2010–2018. Its role in keeping exhaust temperatures in check is crucial for protecting engine components and meeting emissions standards. If you're replacing a faulty sensor, this OEM part delivers the compatibility and quality you can count on.