27.如圖所示,係一車輛同時出現排氣冒黑煙與怠速不穩故障現象於熱車後之診斷數據資料,下 列何者為其可能故障原因?
(A)boost pressure sensor
(B)engine coolant temperature sensor
(C)barometric pressure sensor
(D)intake manifold temperature sensor.
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統計: A(1), B(17), C(3), D(1), E(0) #810180
統計: A(1), B(17), C(3), D(1), E(0) #810180