Is the thing that sorts in engine oil is what black? Cannot the engine oil that just changed for what cross how long to blacken? There often is a car recently advocate reflect such problem with us, does everybody fear the quality because of engine oil has a problem very much? , expressed a lot of suspicion and concern. Taking these issues, we asked a lot of people technically, have public figure of the major inside course of study, steam matchs city engine oil to sell the home, still have a few old drivers, integrated their opinion, we are told to everybody today tell engine oil why to can blacken and use a few doubt.
1, did engine oil blacken to was about to change?
About saying the thing that why pours out of in engine oil is black thing, because engine oil itself has very strong clean capacity,that is, can mix the greasy filth in engine the metal is drossy to " wash " drop, so engine oil blackens is not a thing at all, it is the normal procedure in use process, everybody does not need such making a fuss of. Normally the circumstance falls, the engine oil that just changed, 5 minutes or so be begun to become deep by transparent color, probably 500 kilometers control travel, engine oil becomes black completely almost.
One therein spend the car that uses a car advocate, drive everyday commute back and forth 30 kilometers will calculate, opening 500 kilometers is the time of half month probably, and at this moment oil is tasted and did not deteriorate completely, the engine oil with some good quality is in 5000 kilometers when just achieve optimal use status. So, the change of engine oil color and ageing degree do not have direct connection.
2, when should engine oil change?
General half complex engine oil is with 5000-7500 kilometer change periodic, entire complex engine oil can change again when 8000-10000 kilometer.
Somebody drives the likelihood is less, also cannot run one year how many kilometer, is that engine oil still used need not be changed? Normal for, engine oil has the expiration period, this expiration period is affected by a lot of elements, such as: Air doing wet degree, all round temperature discretion, and radial illuminate loses by force accident, generally speaking, the engine oil that is added in engine can deposit time of half an year at most,
3, must be engine oil added full?
The person has a meal to know to want to eat 8 minutes full, ten million cannot eat was maintained. The car is same also, what scarcely can add is too full, what add because of engine oil is too full, engine oil forms carbon deposit into firebox with respect to meeting change, if fall into cylinder, meet of aggravate air cylinder and piston wear away. Next, engine oil can give crankshaft connecting rod to increase working load too much, make fuel is used up increase.
Engine oil crosses much harm, we knew now. What rate should that engine oil increase appropriate? Everybody knows engine oil rule, should control engine oil amount in it to go up only, between next graduation mark had better, return some models to be able to appearance shows side of oily fluid of pickaback plane having report. Have a car advocate if engine oil is added,ask much do how, this question is very simple, the canal that use a needle is taken out will go.
