Component Inspection
WARNING: This page is about a different car, the 2008 Infiniti M45 and 2008 Infiniti M35. However, it is still accessible from the selected car via links, so may be relevant.
Measure the resistance between the steering switch connector terminals 20 to 17 and 19 to 17.
Standard
Between terminals 20 and 17
ENTER switch ON: 990 - 1030 Ω
MENU DOWN switch ON: 323 - 337 Ω
MENU UP switch ON: 108 - 112 Ω
SOURCE switch ON: 0 Ω
Between terminals 19 and 17
recirculate switch ON: 990 - 1030 Ω
hands free switch ON: 323 - 337 Ω
VOL UP switch ON: 108 - 112 Ω
VOL DOWN switch ON: 0 Ω