Newbie here, installed the nav myself but did not connect the handbrake wire and speed sensor wire and not all the buttons on the touch screen is working, i'd like to bring it to a shop in SoCal near Glendale to have it looked at but not sure where to go...please help...thanks

You must connect the parking brake wire, or bypass in order to "un" grey the nav buttons.

how do i bypass? thanks

You must connect the parking brake wire, or bypass in order to "un" grey the nav buttons.

how do i bypass? thanks

 

Here's the link

im in the 951 hit me up and ill check it out. i just installed my second z unit the other day