當液壓油溫度傳感器連接線路發生斷、短路故障時,控制單元將無法獲得液壓油溫度信息控制自動變速器換擋,使控制系統出現故障。當故障指示燈點亮時,通過人工方法或使用專用儀表(器)可以讀取故障碼。變速器油溫度傳感器的檢測方法與前面所介紹的幾種溫度傳感器相似。
具體的檢測方法如下。
(1) 直觀(guan)檢查檢查變(bian)速(su)器(qi)(qi)油(you)溫度傳感(gan)器(qi)(qi)連接器(qi)(qi)有無松動,線路(lu)有無破(po)損或燒(shao)焦(jiao)等,若有,則應予(yu)以修復。
(2) 檢(jian)測變(bian)(bian)速(su)器油(you)溫(wen)(wen)度(du)(du)傳(chuan)(chuan)(chuan)感器的電源電壓(ya)(ya)拔下變(bian)(bian)速(su)器油(you)溫(wen)(wen)度(du)(du)傳(chuan)(chuan)(chuan)感器連(lian)接器,測量變(bian)(bian)速(su)器油(you)溫(wen)(wen)度(du)(du)傳(chuan)(chuan)(chuan)感器插頭(線束側)電源端子與搭(da)鐵之間的電壓(ya)(ya),應(ying)為(wei)5V左右(you)。 如果 電壓(ya)(ya)低(di)或無電壓(ya)(ya),則檢(jian)修變(bian)(bian)速(su)器油(you)溫(wen)(wen)度(du)(du)傳(chuan)(chuan)(chuan)感器與ECU之間的線路,若線路良(liang)好(hao),則需 更(geng)換ECU。
(3) 檢測變(bian)速(su)(su)器(qi)(qi)油(you)溫度傳感(gan)(gan)器(qi)(qi)的(de)(de)電(dian)(dian)阻(zu)(zu)(zu)拔下(xia)變(bian)速(su)(su)器(qi)(qi)油(you)溫度傳感(gan)(gan)器(qi)(qi)連(lian)接器(qi)(qi)后,可拆下(xia)傳感(gan)(gan) 器(qi)(qi),放在有水的(de)(de)熱(re)杯中(zhong),加熱(re)杯中(zhong)的(de)(de)水,測量(liang)各種不同溫度下(xia)的(de)(de)電(dian)(dian)阻(zu)(zu)(zu)值, 若檢測的(de)(de)電(dian)(dian)阻(zu)(zu)(zu)值與標準值相差較大,則應更(geng)換液壓油(you)溫度傳感(gan)(gan)器(qi)(qi)。
(4) 檢(jian)測變(bian)(bian)速(su)器(qi)(qi)(qi)(qi)(qi)油溫(wen)(wen)度(du)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)的信(xin)(xin)號電(dian)壓需要時,還可(ke)進行變(bian)(bian)速(su)器(qi)(qi)(qi)(qi)(qi)油溫(wen)(wen)度(du)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)信(xin)(xin)號 電(dian)壓的檢(jian)測。接好變(bian)(bian)速(su)器(qi)(qi)(qi)(qi)(qi)油溫(wen)(wen)度(du)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)連接器(qi)(qi)(qi)(qi)(qi)后,用直流(liu)電(dian)壓表測量變(bian)(bian)速(su)器(qi)(qi)(qi)(qi)(qi)油溫(wen)(wen)度(du)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)兩 端(duan)子,或ECU的變(bian)(bian)速(su)器(qi)(qi)(qi)(qi)(qi)油溫(wen)(wen)度(du)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)信(xin)(xin)號輸入端(duan)子的電(dian)壓,檢(jian)查(cha)在(zai)不同(tong)溫(wen)(wen)度(du)下的變(bian)(bian)速(su)器(qi)(qi)(qi)(qi)(qi)油 溫(wen)(wen)度(du)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)信(xin)(xin)號電(dian)壓是否在(zai)規定的范圍之內(nei)。幫手汽配平(ping)臺提供各個車型變(bian)(bian)速(su)器(qi)(qi)(qi)(qi)(qi)油溫(wen)(wen)度(du)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)原(yuan)車配件的訂購服務(wu)
州豐(feng)(feng)田(tian)第(di)二代(dai)(dai)豐(feng)(feng)田(tian),中(zhong)文名定為(wei)雅力士。是豐(feng)(feng)田(tian)旗下一款重要的全球(qiu)戰略(lve)車(che)(che)型(xing),在1999年第(di)一代(dai)(dai)Yaris面世(shi)之前,豐(feng)(feng)田(tian)在歐洲緊湊型(xing)兩(liang)廂車(che)(che)市場(chang)上(shang)只是個小角(jiao)色,市場(chang)占有率不足的到來徹底的改變了這一局(ju)面,讓豐(feng)(feng)田(tian)在歐洲站穩了腳跟(gen)。田(tian)雅力士是豐(feng)(feng)田(tian)公司一款重要的小型(xing)車(che)(che),在全球(qiu)市場(chang)取得了巨大(da)成功(gong)。
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