ECU Guides 2 min read
BMW MEVD17.4.2 ECU Files: Original, Immo/CAS Alignment and What Each File Does
The Bosch MEVD17.4.2 is the DME (engine ECU) of the BMW 1 Series F20 116i/118i (N13), the F30 320i/328i (N20) and the N55 six-cylinder in many…
ECU file guides
Practical guides on reading, recovering, cloning and modifying engine, gearbox and body control units: which file to use, how to read the label, how to write safely.
ECU Guides 2 min read
Volta 1.2 Immo Off: Marelli IAW 4AF / 59F ECU on Fiat Punto, Panda and Lancia Y
"Volta" is the Fiat workshop name for the Magneti Marelli IAW 4AF and IAW 59F engine controllers fitted to the 1.2 8v FIRE engine in the…
ECU Guides 2 min read
Delco MT80.1 Immo Off: Chevrolet Aveo, Lacetti, Cruze and Opel with the MT80 ECU
The Delco (GM) MT80.1 ECU controls the 1.2, 1.4 and 1.6 petrol engines in the Chevrolet Aveo, Lacetti, Cruze, Spark (M300) and the Opel/Vauxhall versions of…
ECU Guides 2 min read
Bosch M1.7.2 Immo Off for Opel Corsa B, Astra F and Vectra A: Chip-Level Guide
The Bosch Motronic M1.7.2 (also labelled M1.7 and M1.7.1) controls the 1.6 8v/16v petrol engines in the Opel Corsa B, Astra F, Vectra A and Calibra…
ECU Guides 2 min read
Tuning Protection (TPROT) on EDC17 and MED17: What It Is and How to Bypass It Safely
"Tuning protection active" is the message that turns a ten-minute OBD job into an afternoon on the bench. Bosch introduced TPROT on EDC17 and MED17 units…
ECU Guides 2 min read
IAW 5NR2 Immo Off: Magneti Marelli ECU Solution for Renault Clio II, Kangoo and Twingo
The Magneti Marelli IAW 5NR2 family (5NR2.C2, 5NR2.C5, 5NR2.C6 and the 5NR3) runs the 1.2 16v D4F engine in the Renault Clio II phase 2, Kangoo,…
ECU Guides 3 min read
SID305 Virgin File: Resetting the Immobilizer Pairing on Renault, Dacia and Nissan 1.5 dCi
The Continental SID305 controls the 1.5 dCi K9K engine in the Renault Clio III/IV, Megane III, Kangoo, Dacia Logan, Sandero and Duster, and in Nissan Qashqai,…
ECU Guides 3 min read
Simtec 76.1 Immo Off: How to Remove the Immobilizer on Opel Astra H, Zafira B and Vectra C
The Siemens/Continental Simtec 76.1 sits in most petrol Opel and Vauxhall models built between 2004 and 2010: Astra H 1.6 and 1.8, Zafira B 1.6/1.8, Vectra…
ECU Guides 3 min read
How to Read Your ECU Label: Hardware Number, Software Number and Part Number Explained
Nine out of ten "the file does not work" cases come down to one thing: the file was made for a different software version. Every listing…
ECU Guides 3 min read
Bricked ECU After a Failed Flash? Step-by-Step Recovery With an Original File
The flash bar stopped at 60 percent, the tool reported an error, and now the ECU is silent: no communication, no start, sometimes not even a…
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