Some users had error N820 when performing VW/Renault online programming using Launch X431 Pro5, failed to download ECU reflash file. error images attached:
NOTE:
Launch X431 Pro5 only does Benz and BMW built-in online programming. Pro5 cannot do VW, Renault etc online programming.
Online programming software cannot be purchased in Mall.
To program VW, Renault, Nissan, JLR, Porsche, Subaru, Hyundai etc modules online, you will need PAD V, PAD VII or PAD IX diagnostic systems.
Check
Launch X431 PAD V and PAD VII Online & Offline Programming Car List
