In this research, the troubles and causes in automotive system are investigated using survey method. The questionnaire is composed of three sections: engine, chassis and electric and the thirty anticipants are selected randomly on Kaohsiung area in Taiwan. There are several important issues surveyed- troubles, causes, fee, time, and repairing difficulty. According to the statistical results, the several conclusions and suggestions are offered to the technicians and the drivers in automotive maintenance and troubleshooting.