A method for adapting vehicular traffic flow with a plurality of vehicles (V1, V2, V3) and at least one traffic flow regulation device (TFRD1, TFRD2, TFRD3) outside the vehicles (V1, V2, V3), characterized by the steps of a) Determining current moving states (1a, 1b, 1c) of the vehicles (V1, V2, V3), wherein a current moving state (1a, 1b, 1c) includes driving condition information of a vehicle (V1, V2, V3), b) Determining a current device state of at least one of traffic flow regulation devices (TFRD1, TFRD2, TFRD3) wherein a device state includes moving profile impact information for the vehicles (V1, V2, V3), wherein moving profile impact information represents information leading to a possible amendment of the moving profile and/or the moving state, c) Calculating moving profiles (1a, 1b, 1c) of the vehicles (V1, V2, V3), wherein a moving profile represents current and/or future moving states and/or calculating an operational profile of at least one of the traffic flow regulation devices (TFRD1, TFRD2, TFRD3), wherein an operational profile represents current and/or future device states based on the corresponding current moving states (1a, 1b, 1c) and device states d) Exchanging (T1, T2, T3, TTL) profile information of the calculated moving profiles (1a, 1b, 1c) and possibly additionally the calculated operational profile, between a traffic flow regulation device (TFRD1, TFRD2, TFRD3) and vehicles (V1, V2, V3) e) Adapting the moving profiles (1a, 1b, 1c) and/or the operational profile according to the exchanged profile information of step d) wherein at least steps d) and e) are performed iteratively until a predetermined convergence criterion is fulfilled. characterized by the steps of a) Determining current moving states (1a, 1b, 1c) of the vehicles (V1, V2, V3), wherein a current moving state (1a, 1b, 1c) includes driving condition information of a vehicle (V1, V2, V3), b) Determining a current device state of at least one of traffic flow regulation devices (TFRD1, TFRD2, TFRD3) wherein a device state includes moving profile impact information for the vehicles (V1, V2, V3), wherein moving profile impact information represents information leading to a possible amendment of the moving profile and/or the moving state, c) Calculating moving profiles (1a, 1b, 1c) of the vehicles (V1, V2, V3), wherein a moving profile represents current and/or future moving states and/or calculating an operational profile of at least one of the traffic flow regulation devices (TFRD1, TFRD2, TFRD3), wherein an operational profile represents current and/or future device states based on the corresponding current moving states (1a, 1b, 1c) and device states d) Exchanging (T1, T2, T3, TTL) profile information of the calculated moving profiles (1a, 1b, 1c) and possibly additionally the calculated operational profile, between a traffic flow regulation device (TFRD1, TFRD2, TFRD3) and vehicles (V1, V2, V3) e) Adapting the moving profiles (1a, 1b, 1c) and/or the operational profile according to the exchanged profile information of step d) a) Determining current moving states (1a, 1b, 1c) of the vehicles (V1, V2, V3), wherein a current moving state (1a, 1b, 1c) includes driving condition information of a vehicle (V1, V2, V3), b) Determining a current device state of at least one of traffic flow regulation devices (TFRD1, TFRD2, TFRD3) wherein a device state includes moving profile impact information for the vehicles (V1, V2, V3), wherein moving profile impact information represents information leading to a possible amendment of the moving profile and/or the moving state, c) Calculating moving profiles (1a, 1b, 1c) of the vehicles (V1, V2, V3), wherein a moving profile represents current and/or future moving states and/or calculating an operational profile of at least one of the traffic flow regulation devices (TFRD1, TFRD2, TFRD3), wherein an operational profile represents current and/or future device states based on the corresponding current moving states (1a, 1b, 1c) and device states d) Exchanging (T1, T2, T3, TTL) profile information of the calculated moving profiles (1a, 1b, 1c) and possibly additionally the calculated operational profile, between a traffic flow regulation device (TFRD1, TFRD2, TFRD3) and vehicles (V1, V2, V3) e) Adapting the moving profiles (1a, 1b, 1c) and/or the operational profile according to the exchanged profile information of step d) wherein at least steps d) and e) are performed iteratively until a predetermined convergence criterion is fulfilled.