Transfer Control Unit Terminals And Reference Value

WARNING: This page is about a different car, the 2006 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

Data are reference value and are measured between each terminal and ground.

TRANSFER CONTROL UNIT TERMINALS REFERENCE CHART

Terminal	Wire color	Item	Condition		Data (Approx.)
35	BR/W	Line pressure switch	Ignition switch: ON A/T selector lever "D" position	4WD shift switch: AUTO	0V
35	BR/W	Line pressure switch	Except the above The vehicle has been left at room temperature for 5 minutes and more with ignition switch in "OFF" position.	Ignition switch: ON A/T selector lever: "P" or "N" position 4WD shift switch: other than AUTO	Battery voltage

CAUTION: When using a circuit tester to measure voltage for inspection, be sure not to extend forcibly any connector terminals.