通常是上面那个02 sensor易坏,用电表测量一下,4线的插头,加热丝是导通的,电阻小于10欧母,如果测不到通路或电阻很大,就是它坏了。
通常是上面那个02 sensor易坏,用电表测量一下,4线的插头,加热丝是导通的,电阻小于10欧母,如果测不到通路或电阻很大,就是它坏了。
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