PROCEDURE FOR VAT. CLOSING THE ALLRADANTRY WITHOUT LONG-TERM RESTRICTIONS

摘要

A method for activating and deactivating the four-wheel drive of a service or a working vehicle not having interaxle differential locks. According to the method, the activation and deactivation of the four-wheel drive is derived from at least one of the following parameters, namely, the driving and load conditions of the vehicle (1), the vehicle speed and the output torque of the gearbox.