What are the reasons for changing the color of the engine oil? 

Natural that changes color engine oil and there alter 

First, change the natural results in high temperature and after a period vary depending on the quality of oil is composed with materials acidic analyze the outputs of friction of metal and this is what gives Alon changer in the oil, and this is a healthy phenomenon for the work of oil and one of the most important functions in this case starts oil in a change in the range of 700: 1,000 km depending on the engine presence and type of oil.

Second: abnormal change and is characterized by rapidly changing change the oil in the range of 200 kilometers and produces two reasons, one to increase the amount of gasoline entering the combustion chamber due to a defect in a nebulizer or a problem Alcarberatr if the car they operate and can be seen from the consumption of the car and the second reason eat Ranecat Albiston (Alhenber), which leads to leaking down into the combustion shall burn the oil and make it dark and notes by impurities very accurate