Page 1849 of 3051
Wiring Diagram Ð ROOM/L ÐNLEL0436MODELS WITH FUSE AND FUSIBLE LINK BOX E43NLEL0436S01
YEL891B
INTERIOR ROOM LAMP
Wiring Diagram Ð ROOM/L Ð
EL-118
Page 1850 of 3051
YEL892B
INTERIOR ROOM LAMP
Wiring Diagram Ð ROOM/L Ð (Cont'd)
EL-119
Page 1851 of 3051
MODELS WITH FUSE AND FUSIBLE LINK BOX E90NLEL0436S02
YEL416C
INTERIOR ROOM LAMP
Wiring Diagram Ð ROOM/L Ð (Cont'd)
EL-120
Page 1852 of 3051
YEL417C
INTERIOR ROOM LAMP
Wiring Diagram Ð ROOM/L Ð (Cont'd)
EL-121
Page 1853 of 3051
Trouble Diagnoses=NLEL0437DIAGNOSTIC PROCEDURE 1NLEL0437S01SYMPTOM: Interior room lamp timer does not operate.
1 CHECK IGNITION ON SIGNAL
Check voltage between time control unit harness connector terminal 1 and ground.
NEL646
OK or NG
OK©GO TO 2.
NG©Check the following.
+10A fuse [No. 10, located in fuse block (J/B)]
+Harness for open or short between time control unit and fuse
2 CHECK DOOR SWITCH INPUT SIGNAL
Check voltage between time control unit harness connector terminal 6 and ground.
NEL647
OK or NG
OK©GO TO 4.
NG©GO TO 3.
INTERIOR ROOM LAMP
Trouble Diagnoses
EL-122
Page 1854 of 3051
3 CHECK DRIVER SIDE DOOR SWITCH
Check continuity between door switch terminals 2 and 3.
NEL648
OK or NG
OK©Check the following.
+Driver side door switch ground circuit and condition
+Harness for open or short between time control unit and driver side door switch
NG©Replace driver side door switch.
4 CHECK FRONT DOOR UNLOCK SENSOR INPUT SIGNAL
Check voltage between time control unit harness connector terminal 35 and ground.
NEL649
OK or NG
OK©GO TO 6.
NG©GO TO 5.
INTERIOR ROOM LAMP
Trouble Diagnoses (Cont'd)
EL-123
Page 1855 of 3051
5 CHECK FRONT DOOR UNLOCK SENSOR
1. Disconnect front door unlock sensor harness connector.
2. Check continuity between door unlock sensor terminals.
NEL650
OK or NG
OK©Check the following.
+Door unlock sensor ground circuit
+Harness for open or short between time control unit and door unlock sensor
NG©Replace door unlock sensor.
6 CHECK DOOR SWITCHES INPUT SIGNAL
Check voltage between time control unit harness connector terminal 7 and ground.
NEL651
OK or NG
OK©GO TO 8.
NG©GO TO 7.
INTERIOR ROOM LAMP
Trouble Diagnoses (Cont'd)
EL-124
Page 1856 of 3051
7 CHECK DOOR SWITCHES
1. Disconnect door switch harness connector.
2. Check continuity between door switch terminal 1 and ground.
NEL652
OK or NG
OK©Check the following.
+Door switch ground condition
+Harness for open or short between time control unit and door switch
NG©Replace door switch.
8 CHECK KEY SWITCH INPUT SIGNAL
Check voltage between time control unit harness connector terminal 22 and ground.
NEL653
OK or NG
OK©Replace time control unit.
NG©GO TO 9.
INTERIOR ROOM LAMP
Trouble Diagnoses (Cont'd)
EL-125