Vehicle headlight system comprising a master control apparatus and a slave control apparatus wherein the slave control apparatus is designed to execute an application software for the purpose of actuating a headlight system component

A lighting device of a vehicle, comprising:

• a master control apparatus;
• a slave control apparatus connected to the master control apparatus via a bus system;
• and
• a headlight system component including a processor and a plurality of interfaces, the plurality of interfaces including supply interfaces for supplying voltage to the headlight system component, bus connections for communicating via the bus system, a plurality of sensor interfaces connected to sensors and a plurality of thermistor interfaces connected to thermistors;
• wherein the slave control apparatus is designed to execute an application software for the purpose of actuating the headlight system component;
• and
• wherein the master control apparatus is designed to:
• install the application software on the slave control apparatus, and
• at least one of actuate and diagnose the slave control apparatus.