Page 79 of 172

TURN SIGNAL AND HAZARD WARNING LAMPS
LT-79
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 November2007 350Z
Preliminary CheckNKS004YB
CHECK POWER SUPPLY AND GROUND CIRCUIT
1. CHECK FUSES AND FUSIBLE LINK
Check for blown fuses and fusible link.
Refer to LT- 6 9 , "
Wiring Diagram — TURN —" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to PG-
4, "POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connectors.
3. Check voltage between BCM harness connector terminals and
ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK GROUND CIRCUIT
Check continuity between BCM harness connector terminal and
ground.
OK or NG
OK >> INSPECTION END
NG >> Repair harness or connector.
UNIT POWER SOURCE Fuse and fusible link No.
BCMBatteryF
18
Ignition switch ON or START position 1
Ignition switch ACC or ON position 6
Terminals Ignition switch position
(+)
(-) OFF ON
BCM
connectorTerminal
M90 38
GroundApprox. 0 V Battery voltage
M9142 Battery voltage Battery voltage
55 Battery voltage Battery voltage
PKIB5199E
BCM connector Terminal
GroundContinuity
M91 52 Yes
PKIB5198E
Page 86 of 172
LT-86
COMBINATION SWITCH
Revision: 2006 November2007 350Z
COMBINATION SWITCHPFP:25567
Wiring Diagram —COMBSW—NKS004YM
TKWT5754E
Page 95 of 172
STOP LAMP
LT-95
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 November2007 350Z
STOP LAMPPFP:26550
Wiring Diagram — STOP/L —NKS004YS
TKWT5755E
Page 98 of 172
LT-98
BACK-UP LAMP
Revision: 2006 November2007 350Z
BACK-UP LAMPPFP:26550
Wiring Diagram — BACK/L — NKS004YW
COUPE MODELS (A/T)
TKWT5756E
Page 107 of 172
PARKING, LICENSE PLATE AND TAIL LAMPS
LT-107
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 November2007 350Z
Wiring Diagram — TAIL/L —NKS004Z4
TKWT5760E
Page 114 of 172

LT-114
PARKING, LICENSE PLATE AND TAIL LAMPS
Revision: 2006 November2007 350Z
Terminals and Reference Values for IPDM E/RNKS004Z6
How to Proceed With Trouble DiagnosisNKS004Z7
1. Confirm the symptom or customer complaint.
2. Understand operation description and function description. Refer to LT- 1 0 3 , "
System Description" .
3. Carry out preliminary check. Refer to LT- 11 4 , "
Preliminary Check" .
4. Check symptom and repair or replace the cause of malfunction.
5. Do parking, license plate, side marker and tail lamps operate normally? If YES, GO TO 6. If NO, GO TO 4.
6. INSPECTION END
Preliminary CheckNKS004Z8
CHECK POWER SUPPLY AND GROUND CIRCUIT
1. CHECK FUSES AND FUSIBLE LINK
Check for blown fuses and fusible link.
Refer to LT- 1 0 7 , "
Wiring Diagram — TAIL/L —" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to PG-
4, "POWER SUPPLY ROUTING CIRCUIT" .
39 L CAN − H— — —
40 P CAN − L— — —
42 GYBattery power
supplyOFF — Battery voltage
52 B Ground ON — Approx. 0 V
55 RBattery power
supplyOFF — Battery voltage Te r -
minal
No.Wire
colorSignal nameMeasuring condition
Reference value
Ignition
switchOperation or condition
Terminal
No.Wire color Signal nameMeasuring condition
Reference value
Ignition switch Operation or condition
22 RParking, license plate,
side marker and tail lampON Lighting switch 1ST positionOFF Approx. 0 V
ON Battery voltage
38 B Ground ON — Approx. 0 V
48 L CAN − H— — —
49 P CAN − L—— —
60 B Ground ON — Approx. 0 V
Unit Power source Fuse and fusible link No.
BCMBatteryF
18
Ignition switch ON or START position 1
Ignition switch ACC or ON position 6
IPDM E/R Battery 71
Page 133 of 172
INTERIOR ROOM LAMP
LT-133
C
D
E
F
G
H
I
J
L
MA
B
LT
Revision: 2006 November2007 350Z
Wiring Diagram — ROOM/L —NKS004ZM
COUPE MODELS
TKWT5764E
Page 142 of 172

LT-142
INTERIOR ROOM LAMP
Revision: 2006 November2007 350Z
Preliminary CheckNKS004ZP
CHECK POWER SUPPLY AND GROUND CIRCUIT
1. CHECK FUSES AND FUSIBLE LINK
Check for blown fuses and fusible link.
Refer to LT- 1 3 3 , "
Wiring Diagram — ROOM/L —" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to PG-
4, "POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK GROUND CIRCUIT
Check continuity between BCM and ground.
OK or NG
OK >> INSPECTION END
NG >> Repair harness or connector.
Unit Power source Fuse and fusible link No.
BCMBatteryF
18
21
Ignition switch ON or START position 1
Terminals Ignition switch position
(+)
(-) OFF ON
BCM connector Terminal
M90 38
GroundApprox. 0 V Battery voltage
M9142 Battery voltage Battery voltage
55 Battery voltage Battery voltage
PKIB5199E
BCM connector Terminal
GroundContinuity
M91 52 Yes
PKIB5198E