I have a Corolla 2011 LE, I want to Change oil, but I don't know which type of Oil is useful I meant(5W-20, 5W-30 ......), my car's miles is above 120 miles and for winter and summer which type is perfect to choose? the temperature in summer up to 45c nearly but I'm not using it all day but in winter I use it nearly every day because I go to University.
please help me to choose the correct type for it.