METODO PARA CONTROLAR UM SISTEMA SEMI-AUTOMATICO DE CAIXA DE CAMBIO PARA VEICULO E SISTEMA PARA CONTROLAR UMA CAIXA DE CAMBIO MECANICA SEMI-AUTOMATICA PARA VEICULO

摘要

A control system and method for a semi-automatic mechanical transmission system (10) is provided for sensing high resistance to vehicle forward movement and allowing engagement of a gear ratio lower than the lowest engagable ratio at substantially constant vehicle speed.