Thanks. The O2 sensor was replaced a few years ago. I might have

来源: 情况就是这么个情况 于 2011-03-10 15:31:32 [] [旧帖] [给我悄悄话] 阅读数 : (36 bytes)
回答: 回复：请高手指点可能出了什么问题 由 qw6467 于 2011-03-10 14:54:30

for a zero-point calibration.

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