2515986C1 | Genuine International® DEF Tank Level Sensor 15.5G/16G/23G QLS SSI

Description and Purpose:

This Genuine DEF Tank Level Sensor with QLS and SSI technology. Part Number: 2515986C1. Condition: New. Brand: International / Navistar. Designed to detect Diesel Exhaust Fluid levels in 15.5, 16, and 23-gallon tanks, this heavy-duty truck component ensures proper fluid monitoring in SCR emissions systems. Engineered to provide accurate, real-time data for aftertreatment systems, this sensor enables consistent DEF dosing critical to emission compliance. Built for durability and compatibility with commercial trucks operating under strict emissions standards. Cross reference: 2515986C2

Why Replacement is Important:

A failing DEF sensor can result in incorrect fluid level readings, causing warning alerts, reduced engine power, or emissions violations. Timely replacement prevents derate conditions and ensures smooth SCR system performance.

Impact on Vehicle Performance:

Reliable fluid level feedback directly supports the functionality of the SCR system. This helps avoid unexpected shutdowns and keeps your truck operating legally and efficiently under emission control guidelines.

Manufacturer Information:

International® commercial trucks feature advanced safety systems and driver-centric cabins for enhanced productivity.

Navistar® integrates smart vehicle technologies to enhance diagnostics, safety, and fleet connectivity.

Tags & Category: DEF Sensor, DEF Level Sensor, DEF Tank Sensor, DEF System Parts, SCR System Components, Diesel Exhaust Fluid Sensor, QLS Sensor, SSI Sensor, Diesel Emissions Parts, Aftertreatment System, Emissions Control, Truck DEF Sensor, Universal DEF Sensor

Warranty:

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The -warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.