7Error due to having changed a tire.................................................. 136Correcting the map matching vehicle position sensor .................... 136Present location display, route guidance accuracy ......................... 137Road and geographic name data.................................................... 139Route guidance ............................................................................... 139For referenceFacts to keep in mind when operating ............................ 142What to do when messages are displayed ..................................... 142Messages related to general navigation ...................................... 142Prior to assuming that a malfunction has occurred ......................... 146Items related to general navigation functions .............................. 146Copyright............................................................................ 148Explaining the terms ......................................................... 152Subject index ..................................................................... 154Information about the maps ............................................................ 154Route guidance ............................................................................... 156Other ............................................................................................... 157Index ................................................................................... 158The Index by Topic simplifies searches for explanations aboutindividual features. When confused by an operation, use the Index byTopic to search for information about the operation.