NED 7.11.35 [2025.10]

Navistar Engine Diagnostics CAT (NED CAT) is a variant of the Navistar Engine Diagnostics (NED) software, specifically designed to service Navistar trucks and buses equipped with Caterpillar engines.

This software allows technicians to perform in-depth diagnostics, real-time data monitoring, engine calibration, and parameter adjustments for Caterpillar-powered Navistar vehicles. With a user-friendly interface and manufacturer-level diagnostics, NED CAT is an essential tool for fleet maintenance, service centers, and independent mechanics working on these vehicles.

Key Features

Comprehensive Fault Diagnostics: Reads and interprets both standard SAE codes and proprietary Caterpillar fault codes.

ECU Programming and Calibration: Enables ECU software updates, parameter adjustments, and firmware flashing.

Live Data Monitoring: Displays real-time sensor readings, fuel consumption, and emissions data.

Fault Code Reading & Clearing: Quickly detects and resolves active and inactive fault codes, reducing vehicle downtime.

Advanced System Configuration: Allows technicians to adjust engine performance settings, fuel injection timing, and emissions controls.

Sensor Calibration & Adaptation: Supports recalibration of boost sensors, fuel injectors, and throttle control modules.

System Testing & Activation: Enables manual testing of EGR valves, cooling fans, turbochargers, and DEF (Diesel Exhaust Fluid) systems.

Technical Data Integration: Connects with Navistar’s and Caterpillar’s service databases, providing access to repair manuals, wiring diagrams, and technical bulletins.

Navistar Trucks with Caterpillar Engines

Designed for long-haul, regional, and vocational applications.

International 8600 – Equipped with Caterpillar C13 engine.

International 9200i – Equipped with Caterpillar C12 & C13 engines.

International 9400i – Equipped with Caterpillar C15 engine.

International 9900i – Equipped with Caterpillar C15 Acert engine.

International PayStar Series – Supports CAT C13 & C15 engines.

International WorkStar Series – Supports CAT-powered vocational trucks.

Navistar Buses with Caterpillar Engines

International RE Series (Rear Engine) School Bus – Supports CAT C7 engines.

International FE Series (Front Engine) School Bus – Supports CAT C7 engines.

Supported Caterpillar Engines in Navistar Vehicles