传感器触点有常开和常闭两种

来源: 于 2023-11-14 12:45:45 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

那个传感器，Hood关上，触点开路。

换言之，只要触点开路，告警灯就不会亮。

The hood sensor is a simple electrical switch. When the hood is closed, the switch is open. When the hood is open, the switch is closed and a warning is illuminated on the dash. 

https://www.yourmechanic.com/services/hood-sensor-switch-replacement