qichededianluzhonghuiyouxuduoyongdianshebeibeiqibutongdesecaidedianxianlianjieqilai
，zaijinxingshiyongshiqibuxinghushideshibaoxiansihe，zaiguifanzhongyebeichengweirongduanqi。baoxiansihedexiaoguoshiweihudianlu(線路)及用電設備。

汽車保險絲盒是電流保險絲的一種，當電路電流超越保險絲額定電流的2倍時會在幾秒內熔斷，起到電路維護的效果。常用於汽車電路過流維護，包含插片式保險絲、叉栓式保險絲及汽車玻璃管保險絲三種。

汽qi車che在zai使shi用yong過guo程cheng中zhong，若ruo有you電dian器qi設she備bei不bu作zuo業ye，則ze可ke能neng是shi保bao險xian絲si焚fen毀hui導dao致zhi，需xu及ji時shi替ti換huan，避bi免mian呈cheng現xian安an全quan事shi故gu，替ti換huan時shi，首shou要yao依yi據ju不bu同tong的de車che型xing找zhao到dao保bao險xian絲si地di點dian的de方fang位wei。一yi般ban保bao險xian絲si盒he都dou接jie近jin電dian池chi。保bao險xian絲si盒he子zi一yi般ban都dou有you卡ka扣kou固gu定ding住zhu，有you些xie車che型xing還hai會hui有you螺luo栓shuan擰ning緊jin，需xu當dang心xin拆chai開kai盒he子zi即ji可ke翻fan開kai保bao險xian絲si。

然ran後hou細xi心xin對dui照zhao闡chan明ming圖tu例li找zhao出chu保bao險xian絲si。取qu出chu保bao險xian絲si前qian需xu求qiu對dui照zhao圖tu例li細xi心xin閱yue讀du，一yi般ban在zai簡jian單dan取qu出chu保bao險xian絲si一yi側ce較jiao易yi對dui上shang圖tu例li。用yong鑷nie子zi保bao險xian絲si拔ba掉diao，換huan上shang新xin的de能neng夠gou了le。保bao險xian絲si盒he內nei一yi般ban配pei有you備bei用yong保bao險xian絲si
，且qie遠yuan離li其qi保bao險xian絲si以yi便bian區qu別bie。用yong鑷nie子zi把ba保bao險xian絲si取qu出chu，而er且qie調tiao查zha其qi是shi否fou熔rong斷duan，若ruo熔rong斷duan把ba適shi宜yi的de備bei用yong保bao險xian絲si換huan上shang即ji可ke。