This Function shall be capable of providing the following facilities:<br/><br/>(1) The ability to collect data from the road network in the form of guidance signals.<br/>(2) The data shall be collected from the road pavement, together with an indication of their integrity, and passed on to the relevant in-Vehicle systems.<br/>
(a) continuously monitor for receipt of guidance data from the road pavement and the road pavement diagnostics from the Maintenance Organisation;<br/>(b) when the first data flow in (a) is received, it shall be stored locally until the second data flow in (a) is received;<br/>(c) the second data flow in (a) shall be used to establish the integrity of the first data flow in (a);<br/>(d) if the data from the first data flow in (a) passes the integrity test, the data from both shall be sent to the Communicate with In-vehicle Systems function in the guidance data and road network diagnostics data flows.<br/>