The present invention provides a method and an apparatus for controlling a massage car seat, which provides an automatic massage service when driving a long distance or waiting at a red light. To be more specific, the present invention provides the method and the apparatus for controlling a massage car seat connected with ISG (Idle Stop and Go) system of a vehicle to control the operation of a massage car seat based on the vehicle speed and state of power. According to one aspect of an embodiment of the present invention, the method for controlling a massage car seat designed to help a driver relieve fatigue includes: a setting step to set options for the automatic massage service; an ISG state check step to obtain data of ISG (Idle Stop and Go) state in respect with on/off state of an engine; an operation control step to generate control signals depending on the operation of a massage car seat based on the set options for the automatic massage service and ISG state; and a power supply step to control the supply of power to a massage car seat based on the control signals generated.차량용 안마시트 제어장치 및 방법을 개시한다.장거리 운행 또는 신호 대기 중 자동으로 안마 서비스를 제공하기 위한 장치로서, 차량의 ISG(Idle Stop and Go) 시스템과 연동하여 차량의 속도 및 전원 상태에 근거하여 안마시트의 동작을 제어하는 차량용 안마시트 제어장치 및 방법에 관한 것이다.