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汽车水温传感器故障现象有哪些
更新时间: 2020-11-12 00:00:00  

1、冷车不好启动:

当水温传感器出现故障时,ECU得不到准确的水温信号,无法提供合适的混合比。造成混合气过浓或者过稀,从而导致冷车时不易起动。

2、怠速过高:

ECU检测到不准确的水温信号,一直以为是冷车状态导致多喷油混合气过浓从而导致怠速过高。

3、风扇常转或不转:

ECU检测到不正确的水温信号导致风扇常转或不转。

4、水温表指示异常:

仪表检测到不准确的水温信号水温表显示异常。

关键词: 汽车 水温 传感器 故障 现象 哪些

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