Patent ID: 6998956

Claim:
A method for controlling access to a work vehicle having an operating control system including an engine system, a transmission system and an auxiliary fluid actuator system, the work vehicle being accessible with a control key and a transponder, the method comprising: transmitting data indicative of an authorized degree of access to the operating control system on the vehicle from the transponder; comparing the transmitted data with data stored in the vehicle operating control system to determine the authorized degree of access to the work vehicle; limiting access to the work vehicle if a proper level of access is not authorized by the transmitted data by disabling at least two systems of the work vehicle, wherein the step of limiting access includes the step of preventing an unauthorized operator from operating at least one of the auxiliary fluid actuators including a swing actuator, a boom actuator, a dipper actuator, a tilt actuator; a loader actuator and a lift arm actuator; and activating the work vehicle using the control key.