public OnPlayerKeyStateChange(playerid, newkeys, oldkeys) {
    if((newkeys & KEY_NEMTUDOM) & IsPlayerInAnyVehicle(playerid)) {
         new Float:a;
         GetVehicleZAngle(GetPlayerVehicleID(playerid), a);
         SetVehicleZAngle(GetPlayerVehicleID(playerid), a);
         RepairVehicle(GetPlayerVehicleID(playerid));
         return 1;
    }
}