单选题Engine coolant accumulating in the diesel engine lubricating oil can result from a （）Alow oil pressureBhigh coolant pressureCleaking fuel injectorDcracked cylinder head or liner
单选题
Engine coolant accumulating in the diesel engine lubricating oil can result from a （）
A
low oil pressure
B
high coolant pressure
C
leaking fuel injector
D
cracked cylinder head or liner
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