Abnormal sound only exists in idle speed or low speed operation to maintain a certain speed when the sound of the disorder, the rapid deceleration after a brief sound;

异响仅在怠速或低速运转时存在；维持在某转速时声响紊乱，急减速时相继发出短暂声响；

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Abnormal sound only exists in idle speed or low speed operation to maintain a certain speed when the sound of the disorder, the rapid deceleration after a brief sound;

异响仅在怠速或低速运转时存在；维持在某转速时声响紊乱，急减速时相继发出短暂声响；

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