Diagnostic Procedure 1 (Lighting Switch Input Signal Check)

CHECK LIGHTING SWITCH INPUT SIGNAL

Check voltage between time control unit terminal 5 and ground.

CONNECTOR TERMINAL VOLTAGE SPECIFICATIONS

Terminals			Condition of lighting switch
(+)		(-)	1st position	2nd position	OFF
Connector	Terminal (Wire color)	(-)	1st position	2nd position	OFF
M40	5 (R/G)	Ground	Battery voltage	Battery voltage	0V

Fig 1: Checking Voltage Between Time Control Unit Terminal 5 & Ground

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

OK or NG

OK: Combination switch (lighting switch) is OK.

NG: Check the following.

10A fuse (No. 38, located in the fuse and fusible link box)
Harness for open or short between control unit and combination switch (lighting switch)