Power Supply And Ground Circuit

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

With the ignition switch in ON or START, Power is supplied

through 10A fuse [No. 14, located in the fuse block (J/B)]
to auto anti-dazzling inside mirror (compass) terminal 6.

Ground is supplied at all times

to auto anti-dazzling inside mirror (compass) terminal 3
through body grounds M57, M61, and M79.