Illumination Signal Check for Display Control Unit

WARNING: This page is about a different car, the 2003 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

CHECK ILLUMINATION SIGNAL

Turn ignition switch ON.
Check voltage between display control unit and ground.

DISPLAY CONTROL UNIT ILLUMINATION SIGNAL CHECK CHART

Terminals			Lighting switch position
(+)		(-)
Connector	Terminal (Wire color)		1st or 2nd position	OFF
M42	14 (R/L)	Ground	Battery voltage	Approx. 0V

OK or NG

OK : Replace display control unit
NG : Check harness for open or short between display control unit and IPDM E/R.

Fig 1: Checking Voltage Between Display Control Unit Connector Terminals And Ground

Courtesy of NISSAN MOTOR CO., U.S.A.