Autocar Cummins ISX DEF Head Unit

DEF-Level Assurance for Autocar Cummins ISX: OEM DEF Head Unit (602062)

What is it?
The OEM 602062 DEF Head Unit is a factory-specified DEF (Diesel Exhaust Fluid) header assembly designed for Autocar trucks powered by Cummins ISX engines. It serves as a critical part of the DEF system, housing sensors and interfaces that monitor fluid level and manage fluid delivery to ensure proper emissions after-treatment.

Why choose this OEM DEF Head Unit?
Built to Autocar and Cummins original specifications, this unit offers precise sensor calibrations, proper sealing, and compatibility with DEF diagnostics. Using this genuine part avoids faults like false alarms, leaks, or warning lights that often result from non‑OEM or ill‑fitting components.

Key Benefits
 ✅ OEM‐spec fit for Autocar Cummins ISX applications
 ✅ Accurate DEF fluid level sensing and system integration
 ✅ Sealed design that prevents leaks and system contamination
 ✅ Supports factory diagnostics to help avoid error codes
 ✅ Designed for rugged, sustained service over long operating periods

Applications
Used in Autocar trucks equipped with Cummins ISX engines that require reliable SCR system operation. Whether hauling, vocational, or on-road work, this DEF Head Unit is essential for maintaining emissions compliance and system reliability in heavy-duty use.

Installation Notes
Installation should be done by qualified technicians. Depressurize or disable the DEF system, clean mounting surfaces, and inspect or replace gaskets/O‑rings. Install the head unit torqued to OEM specifications. After installation, verify sensor outputs, clear DEF warning codes, and ensure proper system behavior under normal operation.

Final Thoughts
If your Autocar ISX is triggering DEF warnings, has sensor issues, or showing signs of DEF system problems, replacing the DEF Head Unit with the OEM 602062 part brings back reliable, factory‑level performance. It’s the trusted component that protects emissions systems, reduces downtime, and keeps your rig compliant and operational.