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Everything filed under Services. Fault codes, ECU identification and file know-how — written to be used at the truck, not to be found by a search engine.
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The reading is here to help you buy the right file the first time. Match by the number on the module — the ECM code, part number or software version.
Files by engine maker
Full catalogue →Services
Checksum tools
Edited a file and the tooling now refuses it? Rebuild the checksum in a few seconds.
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Open & rebuild files
Read what is inside a locked or packed file, and write it back out in a usable form.
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Browse the catalogue
Matched by ECM code, part number or software version — not by the badge on the truck.
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Can't find your number?
Send what is printed on your dataplate and we will point you at the right file.
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