1. Gufungura ikigega cya lisansi ya moderi zimwe na zimwe bigengwa na sisitemu yo gufunga umuryango wo hagati, bishobora guterwa no kunanirwa gufunga umuryango wo hagati.
2. Ibicanwa nuburyo, moteri irashobora gutangira kumenya gusaza bisanzwe kwa moteri, kandi ibice nkamavuta menshi ntibishobora gusohoka mumasanduku.
3. Gipfukirana, urashobora gufungura ibintu bimwe kuruhande rumwe, niba ushobora gufungura igitoro cya lisansi, urashobora kongera gufungura intoki ya peteroli.
Nuburyo bwiza bwo gufungura igitoro cya peteroli ukoresheje ibintu byihutirwa.Ahantu ibintu byihutirwa byihutirwa mubisanzwe kuri peteroli ihuye nigitereko.Fungura ibintu byihutirwa ukoresheje ukuboko kumwe hanyuma ukande igitoro cya peteroli ukundi kuboko kugirango ufungure igitoro cya peteroli.Nubwo ubu buryo ari ingirakamaro, ni igisubizo cyigihe gito.Birasabwa ko nyirubwite agomba kujya mumaduka ya 4S cyangwa gusana iduka vuba kugirango akemure ikibazo cyuko igitoro cya peteroli kidashobora gusohoka.
Mubikoresho byabikoresho, ikimenyetso cya peteroli gifite umwambi muto.Niba umwambi werekeza ibumoso, bivuze ko igitoro cya peteroli yimodoka yawe kiri ibumoso;niba umwambi ari kure cyane iburyo, bivuze ko igitoro cya peteroli kiri iburyo.Muri ubu buryo, mugihe utwaye imodoka itamenyerewe, ntihazongera kubaho ipfunwe ryo kutamenya aho igitoro cya peteroli giherereye.