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故障现象一辆2005款沃尔沃(VOLVO)S40轿车,在短期内连续更换了3只曲轴通风箱,但更换不久又会再次出现机油渗漏,机油消耗量过大的现象。
Symptom A 2005 VOLVO S40 sedan replaced three crankshaft ventilation boxes in a short period of time. However, oil leakage and excessive oil consumption would appear again soon after the replacement.