How much oil is needed to change each time? How much oil is needed to change each time? The replacement cycle and the amount of oil are of particular concern to you. The most straightforward thing is to check your own car maintenance manual, which is generally described. Many people's maintenance manual has long been disappeared, and then you have to understand a lot of inquiries.Generally speaking, the oil replacement cycle of 5,000 km, the specific replacement cycle and the amount of information to be based on the vehicle to judge.