The Calibration Verification Number (CVN) is a checksum used by dealerships to verify if an ECU has been modified.
TunerPortal offers an automated CVN Patch API that corrects the CVN after tuning, ensuring the modification remains undetected during routine dealership diagnostic checks.
Schluss mit manueller Arbeit. Lass TunerPortal deine Dateien, Zahlungen und Händlerverwaltung automatisch übernehmen.
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