or ic integrated circuit card the storage device 28 permits a read out operation of reading out data held in the large capacity storage medium in response to an instruction from the controller 22 to for example acquire the map information and or the vehicle condition information as needed or desired for use in representing the location of the host vehicle 10 the remote vehicle 14 and other location information and or vehicle condition information as discussed herein for route guiding map display turning indication and so on as understood in the art for instance the map information can include at least road links indicating connecting states of nodes locations of branch points road nodes names of roads branching from the branch points place names of the branch destinations and so on the information in the storage device 28 can also be updated by the controller 22 or in any suitable manner as discussed herein and as understood in the art the in vehicle sensors 30 are configured to monitor various devices mechanisms and systems within the host vehicle 10 and provide information relating to the status of those devices mechanisms and systems to the controller 22 for example the in vehicle sensors 30 can be connected to a traction control system a windshield wiper motor or wiper motor controller a headlight controller a steering system a speedometer a braking system and so on as understood in the art as will now be discussed with reference to fig3 to 7 the on board vehicle control system 12 can operate to determine whether a condition is inside condition 104 a or outside condition 104 b the area of interest 100 the condition can represent any.