Tuhia he tomokanga mo tenei rarangi - I te tau 1990, i te taha o ona hoa whakataetae Formula Three a Heinz-Harald Frentzen me Karl Wendlinger, i uru atu ia ki te kaupapa whakataetae rangatahi a Mercedes i te Whakataetae Motuka Motuka Motuka o te Ao. He mea rereke tenei mo tetahi kaihauturu taiohi: ko te nuinga o nga hoa o Schumacher i whakataetae i te Formula 3000 i te huarahi ki te Formula One. Heoi, i tohutohu a Weber ki a Schumacher ko te whakaatu ki nga huihuinga huihuinga ngaio me te taraiwa i nga motuka kaha i nga whakataetae tawhiti ka awhina i tana umanga. I te 1990 World Sportscar Championship, i wikitoria a Schumacher i te mutunga o te waa i te Autódromo Hermanos Rodríguez i roto i te Sauber <unk> Mercedes C11, a ko te tuarima o te Whakataetae Kaihauturu ahakoa te taraiwa i roto i te toru o nga whakataetae e iwa. I haere tonu ia me te tiima i te wa o te 1991 World Sportscar Championship, ka wikitoria ano i te whakataetae whakamutunga o te waa i Autopolis i Japan me te Sauber <unk> Mercedes-Benz C291, i mutu ai te iwa o nga waahi i te Whakataetae Kaihauturu. I whakataetae hoki ia i Le Mans i taua wa
, ka mutu ko te tuarima i roto i te waka i tohaina e Wendlinger me Fritz Kreutzpointner. I te tau 1991, i whakataetae ia i tetahi whakataetae i te Japanese Formula 3000 Championship, ka mutu ko ia te tuarua.