Power Supply And Ground

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

Power is supplied at all times

Through 20A fuse (No. 31, located in fuse and fusible link box)
To audio unit terminal 6
Through 15A fuse [No. 19, located in fuse block (J/B)]
To display unit terminal 1 and
To A switch terminal 1.

When ignition switch is in ACC or ON position, power is supplied

Through 10A fuse [No. 4, located in fuse block (J/B)]
To display unit terminal 2 and
To A switch terminal 2.

When ignition switch is in ON or START position, power is supplied

Through 10A fuse [No. 12, located in fuse block (J/B)]
To display unit terminal 3.

Ground is supplied

To display unit terminal 6
To A switch terminal 5
Through body grounds M57, M61 and M79.