Jakarta since 2004 has relied on the Bus Rapid Transit system on Transjakarta buses, which are one of the capital's main public transportations, in an effort to reduce congestion, which has long been a problem. The use of Transjakarta is increasing every year, and this is related to improve of the quality of facilities and infrastructure in order to increase passenger satisfaction. The facilities, which are Transjakarta bus fleets that serve passengers, must be in proper and prime condition when carrying out their duties in order to provide a sense of comfort to passengers. Service quality can be improved through various aspects, one of which is the performance of human resources themselves. The facilities and infrastructure maintenance and quality of service is as independent variables while as the dependent variable is customer's satisfaction. This research study is aimed to determine the effect of facilities and infrastructure maintenance on passenger satisfaction through Transjakarta passenger comfort. Data obtained from questionnaire and data will be processed and tested with statistics using SPSS.