Considering Volkswagen has pledged to produce only electric cars in Europe from 2033, you're probably looking at the final Passat generation with combustion engines. We'd reckon it would be a mistake to retire the name in the EV era given its importance, so there's a good chance it will survive when ICEs will be abolished. After all, the folks from Wolfsburg have already confirmed iconic monikers such as Golf and GTI are not going anywhere.
