Autel MaxiIM IM508S/IM608 II  and Launch X431 IMMO Tools both have built-in MQB2 sync data calculator.  With that calculator, users can calculate sync data for MQB NEC35XX locked all keys lost programming. But to calculate sync data,  CS from each cluster, ecu, gearbox (if automatic),  ELV  (if keyless)  are required. The CS code from ELV module is difficult […]