Main Unit, Navigation

Main Unit, Navigation

The main unit of the navigation system is the DVD/navigation unit, located in the luggage compartment of the car. In addition to carrying out navigation calculations, it also contains a GPS receiver, a DVD player for the digital map and a vibration gyro to keep track of the direction of the car.

If the car is reversed, there is a connection between the reversing light switch and the navigation unit.







Wiring diagram







Vehicle speed is sent from TC-ABS, received by the navigation unit, and incorporated into the navigation calculation.







Wiring diagram







The main unit is supplied +30 from fuse 23 in the dashboard main fuse box and grounded in grounding point G40-42.







Wiring diagram