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Terminal and Reference Value for BCM

WARNING: This page is about a different car, the 2005 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
CONNECTOR TERMINAL WIRE COLOR SPECIFICATION

Terminal Wire color Item Condition Voltage (V) (Approx.)
9 Y/B Rear window defogger switch signal When rear window defogger switch is pressed 0
When rear window defogger switch is OFF 5
38 W/R Ignition switch ON or START Ignition switch (ON or START position) Battery voltage
39 L CAN-H - -
40 P CAN-L - -
67 B Ground - 0
70 W Battery power supply - Battery voltage