Alamomin gargaɗi: A "saƙa" sauti, kamar ƙaramin guduma mai sauƙaƙe bene, an ji shi daga yankin crankcase; Wannan an san shi da "silinda yana ƙwanƙwasawa." Ruwa na tururi, ya zama sananne yayin hanzari mai sauri. Silinda yana ƙwanƙwasawa mai lalacewa ne, da farko lalacewa ta hanyar haɗa sandunan ruwa ko tashin hankali a cikin wuyan sanda, wanda ya haifar da ragewar rakoma. Idan ƙwanƙwasa ta kasance amma matsi na man al'ada ne, ba alama ce ta silinder ba; Ya kamata a yi la'akari da batun cikin daidaita yanayin allurar mai.

Matakan kwayoyi: Kama injin don dubawa da gyara, maye gurbin kowane sassa kuskure.