Hanyoyin kulawa don sassan injin galibi sun hada da wadannan fannoni:

1. A kai a kai canza injin da tace: Sauyawa na yau da kullun na man injina da tace shine mabuɗin don kiyaye injin yana gudana a guje. Dangane da shawarwarin masana'anta, a kai a kai yana canza injin da tace na iya hana samuwar ƙazanta da adiban adon na injin din.
2. Duba tsarin sanyaya: kiyaye tsarin sanyaya mai tsabta da aiki yadda yakamata yana da mahimmanci don hana injin din daga matsanancin zafi. A kai a kai duba matakin coolant, tsabta da kewaya, kazalika da tsabta, da kuma lalacewa da lalacewar radiyo, kuma musanya wajan gyara da maye gurbinsu a kan kari.
3. Duba kogon bawul: Girman bawul ɗin kai tsaye yana shafar tsinkayar injin. A kai a kai duba izinin bawul don tabbatar da cewa ya cika ƙimar da aka ba da shawarar masana'anta don tabbatar da ma'anar injin.
4. Binciko toshe Spark: Filin Spark shine mahimmin aikin don watsi da iskar gas a cikin injin. A kai a kai duba yanayin aiki na spark mattogs. Idan an samo adon carbon ko lalacewa a kan spark matosai, ya kamata a maye gurbinsu da lokaci.