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System Diagram

WARNING: This page is about a different car, the 2020 Infiniti QX50. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Without Bose Audio System
G05938329Courtesy of NISSAN NORTH AMERICA, INC.
Fig 2: With Bose Audio System
GNSAWNIA0393GB-393Courtesy of NISSAN NORTH AMERICA, INC.

AV Control Unit Input Signal (CAN Communication) 

Transmit unit

Signal name

Combination meter

Parking brake switch signal

TCM

Shift position signal (Reverse signal)