Read your automobile's manual to locate your energy heading reservoir, where the ability to navigate liquid is stowed. The location of this tank counters from car to auto, but it's generally after the coolant waterhole on the passenger side of the engine bay.
Look for a small, cylindrical compartment about half the coolant reservoir's size with a removable plastic cap. With the automobile off, wrench off the capability steering waterhole lid by twisting it counterclockwise.