System Description

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.

Power is supplied at all times

Through 10A fuse [No. 20, located in fuse block (J/B)]
To stop lamp switch terminal 1.

When the brake pedal is pressed, the stop lamp switch is closed and power is supplied

Through stop lamp switch terminal 2
To rear combination lamp LH and RH terminal 1 and
To high-mounted stop lamp terminal 1.

Ground is supplied

To rear combination lamp LH and RH terminal 5
Through grounds B7 and B19, and
To high-mounted stop lamp terminal 2
Through grounds B117 and B132 (without rear spoiler).
Through grounds B7 and B19 (with rear spoiler).

With power and ground supplied, the stop lamps illuminate.