Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to refill brake fluid [title] Park the vehicle on a level surface and turn off the engine. [substeps] Before proceeding, make sure that the vehicle is in park with the parking brake activated. Though the risk of a free-rolling vehicle is almost insignificant for this procedure, it's better to be safe than sorry.

Ending1: Locate a work station and open a window. Hit the engine running button to start the vehicle. Ending2: For manual transmission vehicles, put the car in first gear and apply the parking brake. [title] Locate the brake fluid reservoir under the hood. Ending3: Sliding into the car could result in splattering brake fluid onto your vehicle! [title] Lower down the driver's side fender. [substeps] Lift the rear wheel from the ground to lower it flat on the ground. Ending4: [title] Locate the brake pad at the top of the vehicle using a flashlight, insulating gloves, and other prior gear. [step] Most vehicles will not have lug pads.

Answer format: ending1/ending2/ending3/ending4