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.
A customer rings about a Ducato. That's all you get: a Ducato, it won't start, can you do the file. Between 2006 and today the same badge has carried at least six different engine ECUs, three immobiliser systems and two engine suppliers, so before quoting you need the…
The product title reads IVECO DAILY EDC17C49 0281030169 A107350V5LB0ABQI0A964P04.HEX 1037513112 IMMO OFF DUMP, and the customer on the phone asks what the long string in the…
A Transit Courier 1.5 TDCi, 2017, cranks and dies after a second-hand engine ECU was fitted following water damage. FORScan shows the new module identifying as…
Anyone who works on Volkswagen group cars meets two file types sooner or later: FRF and SGO. Both carry control unit software, both are written over…
An Audi Q7 4L 3.0 TDI from 2008 sits in the bay with the engine ECU not answering VCDS. The last thing that happened was a…
A 2019 Peugeot Boxer 2.2 BlueHDi arrives after another workshop tried an OBD tune with a cloned tool. The ECU answers on the diagnostic line, but…
A Dacia Duster 1.5 dCi comes in on a truck. The owner bought a used engine ECU online after the original flooded, the label says 237107137R,…
The label on the ECU of a 2013 Ranger reads AB39-12A650-HC, the truck won't start after the owner had a second-hand ECU fitted, and the scan…
Two Golfs, both 2.0 TDI, both "EDC17 Bosch", both on the ramp with the ECU out. One label says 03L997018D, the other 04L906026S. The first is…
A courier fleet drops off three vans on the same morning: a T5 2.5 TDI that cranks and doesn't fire after a battery swap went wrong,…
