Navigation Function - Acura 3.5 RL Manual

Navigation Function

The navigation system is composed of the navigation unit, the vehicle speed sensor, the GPS antenna, and the display
unit.
Function Diagram
Vehicle Speed Sensor (VSS)
The vehicle speed sensor (VSS) is driven by the differential gear. For every revolution of the sensor, a four-pulse signal is
sent to the navigation unit. The VSS outputs the distance signal by turning the navigation unit's sensor power on and off.
*1: '97 - 99 models
*2: '00 - 01 models