Provided are a vehicle consumables management system, a terminal device, a computer program and a vehicle consumables management method with which it is possible to realize the management of consumables of a vehicle in which a user's intention is reflected. In a vehicle consumables management system, a gateway device of the vehicle collects information relating to consumables and transmits same toa server device, and the server device stores received vehicle information. A smartphone used by the user receives vehicle information from the server device, determines time at which consumables ofthe vehicle should be replaced or replenished on the basis of the received vehicle information and a determination condition stored in a storage unit, and displays the determination result as a notification screen for notification to the user. The smartphone accepts an operation to set the determination condition for determining the time in which the replacing is to be performed, and changes the determination condition that is stored in the storage unit.