System Description: Notes

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

The wiper switch (combination switch) is composed of a combination of 5 output terminals and 5 input terminals. Terminal combination status is read by the BCM (body control module) when switch is turned ON.
The BCM controls rear wiper ON and INT (intermittent) operation.

Power is supplied at all times

through 50A fusible link (letter g, located in fuse and fusible link box)
to BCM terminal 70.

With the ignition switch in ON or START position, power is supplied

through 10A fuse [No. 15, located in the fuse block (J/B)]
to combination switch terminal 2
through 10A fuse [No. 1, located in the fuse block (J/B)]
to BCM terminal 38.

Ground is supplied

to BCM terminal 67
to combination switch terminal 9
through grounds M57, M61 and M79.