Illumination Signal Check for Display Control Unit

WARNING: This page is about a different car, the 2005 Nissan Titan. 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.

Fig 1: Checking Voltage Between Display Control Unit And Ground

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

VOLTAGE BETWEEN DISPLAY CONTROL UNIT AND GROUND

Terminals			Lighting switch position
(+)		(-)	Lighting switch position
Connector	Terminal (Wire color)	(-)	1st or 2nd position	OFF
M94	14 (R/L)	Ground	Battery voltage	Approx. 0V

OK or NG

OK: Replace display control unit. Refer to "REMOVAL AND INSTALLATION OF DISPLAY CONTROL UNIT ".
NG: Check harness for open or short between display control unit and IPDM E/R.