I-fastupor enikeza ukukhanya okusizayo ekhoneni lomgwaqo eduze kwangaphambili kwemoto noma eceleni noma ngemuva kwemoto. Uma isimo sokukhanya sendawo yomgwaqo singanele, ukukhanya kwekona kudlala indima ethile ekukhanyeni okusizayo futhi kunikeza isiqinisekiso sokuphepha kokushayela. Lolu hlobo lwezibani ikakhulukazi endaweni yomgwaqo izimo zokukhanyisa aziyona indawo eyanele, zidlala indima ethile ekukhanyeni okusizayo.
Ikhwalithi kanye nokusebenza kwezibani zezimoto nezibani kubaluleke kakhulu ekuphepheni kwezimoto, izwe lethu lakha amazinga kazwelonke ngokwezindinganiso ze-European ECE ngo-1984, futhi ukutholakala kokusebenza kokusabalalisa ukukhanya kwezibani kungenye yezinto ezibaluleke kakhulu phakathi kwazo.
