This invention provides an electronic control system for automobile in which the damping force is maintained without pressing the brake pedal continuously during the automobile stops, the automobile can be started easily after the automobile is stopped on the upward slope and the alarm is generated when braking is difficult during the stop, the parking brake is operated in the braking state and the key is removed while the headlight is turned on. Furthermore, the braking force for the forward stop on the upward slope and the backward stop on the upward slope can be controlled with the inclination switches (17 and 17').