Most change the oil when the owners are not in the next car, do not know whether the technician operating specifications. So if conditional, it is recommended that owners can help change the oil when the technician carefully observe whether the other party to do the following, for those who like DIY owners need more attention.

First, choose the right oil
When you select the right motor oil, car use should be strictly in accordance with the prescribed oil level selection instructions, without the same level of oil, you can use only one grade of oil high, not low a grade of engine oil can be replaced. Also note that oil viscosity to meet the requirements, do not have elected not vote for your thoughts.

Second, put the oil and check
After the technician turn on or turn on the oil filter oil pan screws to release oil, note: for the oil pan screw coupled with a new gasket and tighten the screws; pre-installed on a new oil filter, need to carefully check the original Have the old filter rubber seal removed together with the filter, so as not to install the new parts, new and old rubber seals overlap squeeze, oil leakage will occur. Also, hand-applied layer of film in the new oil filter rubber seal (cartridge rounded edges), this layer can be used as lubricating oil film media installation, to prevent friction when installing a new filter seal breakage. If you find that the omission of the above steps technician, then you should know how to do it.

Third, the appropriate amount of oil
The need for the car to follow the vehicle emissions appropriate to add oil when you add the oil, never greedy to add too much, or too little to save money and add. If too much oil when the engine starts with Ford connecting rod will cause internal power loss, and will have the problem of burning oil. Conversely, if the oil shortage, engine bearings and other internal journal because of insufficient lubrication and friction, increased wear degree burn Wazhou cause serious accidents. So when you add the oil, the oil should be controlled on foot, preferably between the lower groove.

Fourth, the oil change and then check
When finished adding oil, also need to start the car, let the engine run for 3 to 5 minutes, then turn off. Re-check the oil dipstick out of the amount, and increased vehicle inspection oil pan screws or oil filter location if there is oil leakage and other problems. Operators of the completion of the proper steps to replace oil.