電壓不穩? - 機車
By Carol
at 2021-01-29T13:25
at 2021-01-29T13:25
Table of Contents
11年的 new fighter
開電門時看車上的電壓表
電壓不到12.8大約落在12.1-12.4之間
原本以為是電壓表顯示不準
用電表測量電池發現沒開電門時是12.4
開電門瞬間會掉到12.1左右
等汽油泵跑完電壓會回到12.3左右
啟動怠速後的電壓是14.2左右
可是發現電壓不穩 每3-5秒電壓會有跳動
跳動的數值可能是3.x 8.x 10.x
電壓跳動的頻率跟數值都很不穩定
想請問各位這樣的狀況可能是什麼問題?
還有啟動後的電壓跳動是正常的嗎?
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