Global Positioning System: Testing and Inspection

Lexus Navigation System

N2 (A) NAVIGATION ECU
9 - GROUND : Always approx. 12 volts
18 - GROUND : Approx. 12 volts with ignition SW at ACC or ON position
17 - GROUND : Always continuity

M3 (A) MULTI-DISPLAY
1 - GROUND : Always approx. 12 volts
4 - GROUND : Approx. 12 volts with ignition SW at ACC or ON position
2 - GROUND : Approx. 12 volts with ignition SW at ON or ST position
6 - GROUND : Always continuity