28.如圖所示,係某一引擎出現可被搖轉起動,卻無法發動故障現象時之診斷數據資料,下列何 者為其可能故障原因? 
(A)A short to ground at ECM pin 1
(B)An open circuit at ECM pin 2
(C)An open circuit at ECM pin 31
(D)A short to ground at ECM pin 32.
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統計: A(0), B(4), C(24), D(0), E(0) #810181
統計: A(0), B(4), C(24), D(0), E(0) #810181