| 摘要 |
PROBLEM TO BE SOLVED: To reduce the costs of the car body side part of a tire internal pressure monitoring system which detects the internal pressure of a tire and reports the information of the abnormal decline of the tire internal pressure or the like to a driver. SOLUTION: The control means of an onboard navigation device performs control so as to display the information relating to the tire internal pressure on the display means as well. COPYRIGHT: (C)2004,JPO |
