Hard Key
WARNING: This page is about a different car, the 2008 Acura TSX, 2007 Acura TSX, and 2006 Acura TSX. However, it is still accessible from the selected car via links, so may be relevant.
This diagnostic tests the joystick, and the buttons that surround it. For this model, the joystick and buttons use the GA-Net bus for communication to the navigation unit.
To complete the test, touch each button, and move the joystick to each indicated position. As you test each function, the corresponding button on the display should highlight. To exit, push in and hold the joystick.