IAW59F Decoding Tool - Fiat Automotive Coding Utility 2025-10-17

New release thread for IAW59F Decoding Tool — Bench Interface and Service Kit: discuss, share feedback, and get help.

IAW59F Decoding Tool — Bench Interface and Service Kit​

v1.0 hardware + software package for Magneti Marelli IAW59F ECU service

Introduction
IAW59F Decoding Tool is a bench interface and software kit for service work on Magneti Marelli IAW59F engine control units used across Fiat group vehicles. It helps technicians read files, prepare ECUs for replacement and perform controlled recovery tasks on the workbench.

View attachment 1262​

Highlights

• Complete DIY hardware design with PCB layout and...

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Frequently Asked Questions​

Which Windows version is recommended?
For maximum stability during ECU flashing and diagnostics, a clean installation of Windows 10 (64-bit) is recommended.
Is it compatible with J2534 PassThru?
Most modern software versions support standard J2534 interfaces like Scanmatik 2 Pro, OpenPort 2.0, and specific VCI adapters.

What's inside:

• Overview & screenshots
• Version history and compatibility
• Download link and setup notes

View full details and download — IAW59F Decoding Tool — Bench Interface and Service Kit