31.The owner of a diesel vehicle complains of a serious vibration at idle. Any of these could be the cause EXCEPT:
(A) a broken motor mount
(B) misfiring cylinders
(C) an incorrect idle speed
(D) a stuck-closed EGR valve.

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統計： A(0), B(2), C(4), D(22), E(0) #810184

詳解 (共 1 筆)

#2716227

(D) a stuck-closed EGR valve. 

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