ʻO ka booster brake ikaika i hoʻohana ʻia i ka Volkswagen Phaeton, ʻaʻole mākou i ʻike kikoʻī i kēia manawa.
I ka wā o ka ulia pōpilikia, hiki iā ia ke hana ma ke ʻano he mea hoʻoikaika ikaika brake (BAS system) a e launa pū me ka ʻōnaehana palekana ikaika loa ADR.