Our site is not fully compatible with Internet Explorer. We strongly suggest using Google Chrome, Firefox, Safari, or Edge.

Released a new FuelTech Update Package

January 09, 2013

Released a new FuelTech Update Package, version 1.76 for FT400 only:
- Improvements and Performance Optimization on Tunning Aid function.
- Improvements and Performance Optimization on Lambda Control Closed Loop function.
Narrow band O2 sensor disconnected voltage modified from 0,59V to 0,20V.

How do I update?
1. Download the update package: http://fueltechems.com/software.html
2. Save to your computer;
3. Unzip files;
4. Double click SetupAppPackage_x.xx.exe;
5. Select desired language for installation and click “OK”;
6. Follow instructions on the screen;
7. Open FuelTech Can Updater by clicking it icon on desktop;
8. Connect USB-CAN Converter to computer and to FT400;
9. Select desired language for software and click “OK”;
10. Select FT400;
11. Click button “Update Firmware”;
12. Read warning and click “OK”;
13. Make sure you selected the correct ECU model and click “OK”;
14. Wait for it to finish;
a. IMPORTANT! Do not disconnect USB-CAN Converter from USB port before the end of update process.
b. Do not connect any other USB device during update process.
15. When this screen is shown, the update process is finished and your ECU is updated.

Also in FuelTech Blog

Update FuelTech Vision Software | V1.40 | FT700 & FT700PLUS - Drag & Road Racing Packages

July 07, 2025

FuelTech is excited to announce the new update of the FuelTech Vision Software v1.40 — now with cutting-edge Drag and Road Racing packages, plus over 100 new features, enhancements, and performance improvements.

Sick Summer 2025: The Gauntlet of Drag and Drive

June 23, 2025

Sick Summer is one of the premier drag-and-drive events in the United States. It’s a multi-day race where drivers must not only compete on the drag strip but also prove their car’s reliability and versatility by driving between race venues across several states. The mix of racing and long-haul road trips makes it one of the toughest automotive competitions in the country.

FuelTech Powers the New Generation of Stock Car Racing with Cutting-Edge FT700PLUS System

May 06, 2025

Brazilian motorsport technology leader FuelTech has taken a groundbreaking leap in racing innovation with the debut of the new generation Stock Car Pro Series vehicle, now one of the most advanced competition cars in the world.