去年 CEL 亮过几次, 经查码是
2C7F Oxygen sensor after catalytic converter, bank 2: Trim control ; frequency: 49
同时发现 down stream oxygen sensor 后面的排气连接螺栓锈坏,排气管漏气,因为开得少,准备夏天先折腾排气管连接,不行再换 O2 sensor.
如图垫片7处漏气

去年 CEL 亮过几次, 经查码是
2C7F Oxygen sensor after catalytic converter, bank 2: Trim control ; frequency: 49
同时发现 down stream oxygen sensor 后面的排气连接螺栓锈坏,排气管漏气,因为开得少,准备夏天先折腾排气管连接,不行再换 O2 sensor.
如图垫片7处漏气

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某宝上号称 BMW 的 O2 sensor 才卖200人民刀,价格很亲民,正考虑要不要买一套
-bushihandyman-
♂
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04/03/2019 postreply
06:14:57
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好啊然后反馈一下,这种东西批量应该成本很低才是
-chinomango-
♂
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04/03/2019 postreply
21:55:18
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