See also:

When to replace tires
The original tires on your car have tread wear indicators . The location of tread wear indicators is shown by the "TWI" or "" marks, etc., The tread wear indicators appear wh ...

Air intake control
  This is used to select outside (fresh) air position or recirculated air position. To change the air intake control position, push the control button. Recirculated air position   ...

Keep Your Car Clean
The best way to prevent corrosion is to keep your car clean and free of corrosive materials. Attention to the underside of the car is particularly important. o If you live in a high-corrosion area ...