Patent ID: 6863739

Claim:
A method of washing a vehicle using an automated vehicle washing system, the vehicle having a rear end, a front end, and a length, the method comprising: moving a gantry relative to the vehicle; spraying cleaning solution from one or more nozzles of a plurality of nozzles, the plurality of nozzles being attached with the gantry, the plurality of nozzles being fluidly coupled to a source of cleaning solution; and varying the pressure of the cleaning solution sprayed from one or more nozzles of the plurality of nozzles based on one or more positions of the gantry, said gantry having a first position proximate to one of the front end or rear end of the vehicle, a second position proximate the other of the front end or rear end of the vehicle, a third position between said first and second positions, and a fourth position between said first and second positions and different from said third position, and wherein said pressure is varied at said third and fourth positions.