黄h视频在线观看视频,要爽死国产一区在线播放,www.欧美在线,奇米影视一区二区三区 ,成人国产精品一区二区八戒网,精品亚洲AV毛片高清,精品先锋中文字幕,欧美日韩精品激情在线看 ,内射极品美女少妇久久精品免费一级一片一毛片-女明星的

Contact Us

Small Cooling Fan signal to identify

Date: 2015-1-12   Click: 1427 Times

"Small Cooling Fan" in order to prevent the engine control unit generates the PWM signal line to ground or short to power, when the cooling fan control unit detects that the PWM signal is 0 V or 12 V, the cooling fan control unit controls the fan at maximum speed will often turn . "Small Cooling Fan" control unit operating power supply unit is powered by the engine control relay (J271). Cooling fan working power is often provided by the 30th line of fire. When the ignition switch is turned off, the engine control unit is still working when the engine control unit detects the coolant temperature is too high and needs to cool down, to "Small Cooling Fan" control unit sends a PWM signal, the cooling fan control unit may continue to operate .

Back to: Industry news

+86-0769-83660708

Home Product News Contact