bcm terminal NISSAN 350Z 2007 Z33 Lighting System Service Manual

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

LT-144
INTERIOR ROOM LAMP
Revision: 2006 November2007 350Z
ACTIVE TEST
Display Item List
NOTE:
This item is displayed, but cannot be tested.
Map Lamp Control Does Not Operate (Coupe models)NKS004ZR
1. CHECK BETWEEN EACH SWITCH AND BCM
1. Select "INT LAMP" of BCM data monitor item.
2. Make sure switches listed in display item list turn ON-OFF linked with switch operation. Refer to LT- 1 4 3 ,
"Display Item List" for switches and their functions.
OK or NG
OK >> GO TO 2.
NG >> Inspect malfunctioning switch system.
2. CHECK BETWEEN BCM AND MAP LAMP
1. Select "INT LAMP" of BCM active test item.
2. With operating the test item, check the map lamp operation (When map lamp switch is in DOOR position).
OK or NG
OK >> Replace BCM. Refer to BCS-17, "Removal and Installation of BCM" .
NG >> GO TO 3.
3. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between map lamp harness connector and
ground.
OK or NG
OK >> GO TO 6.
NG >> GO TO 4.
Test item Description
INT LAMP Map lamp can be operated by any ON−OFF operations.
IGN ILLUM
NOTE—
STEM LAMP TEST
NOTE—
LUGGAGE LAMP TEST

Luggage room lamp can be operated by any ON−OFF operations. (Coupe models)

Trunk room lamp can be operated by any ON−OFF operations. (Roadster models)
Map lamp should operate.
Te r m i n a l
Voltage
(Approx.) (+)
(-)
Map lamp connector Terminal
R52 3 Ground Battery voltage
SKIB7672E

INTERIOR ROOM LAMP
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Revision: 2006 November2007 350Z
4. CHECK MAP LAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and map lamp connector.
3. Check continuity between BCM harness connector and map
lamp harness connector.
OK or NO
OK >> GO TO 5.
NG >> Repair harness or connector.
5. CHECK SHORT CIRCUIT
Check continuity between map lamp harness connector and ground.
OK or NG
OK >> Replace BCM if map lamp does not work after setting
the connector again. Refer to BCS-17, "
Removal and
Installation of BCM" .
NG >> Repair harness or connector.
6. CHECK MAP LAMP
1. Turn ignition switch OFF.
2. Disconnect map lamp connector.
3. Check continuity between map lamp.
OK or NG
OK >> GO TO 7.
NG >> Replace map lamp.
Terminals
Continuity BCM Map lamp
Connector Terminal Connector Terminal
M91 41 R52 3 Yes
PKIB5070E
Map lamp connector Terminal
GroundContinuity
R52 3 No
PKIA6053E
Te r m i n a l
Condition Continuity
Map lamp
32Map lamp switch is DOOR. Yes
Map lamp switch is OFF. No
SKIB7673E

LT-146
INTERIOR ROOM LAMP
Revision: 2006 November2007 350Z
7. CHECK MAP LAMP CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and map
lamp harness connector.
OK or NO
OK >> Replace BCM if map lamp does not work after setting
the connector again. Refer to BCS-17, "
Removal and
Installation of BCM" .
NG >> Repair harness or connector.
Map Lamp Control Does Not Operate (Roadster models)NKS004ZS
1. CHECK BETWEEN EACH SWITCH AND BCM
1. Select "INT LAMP" of BCM data monitor item.
2. Make sure switches listed in display item list turn ON-OFF linked with switch operation. Refer to LT- 1 4 3 ,
"Display Item List" for switches and their functions.
OK or NG
OK >> GO TO 2.
NG >> Inspect malfunctioning switch system.
2. CHECK BETWEEN BCM AND MAP LAMP
1. Select "INT LAMP" of BCM active test item.
2. With operating the test item, check the map lamp operation (When map lamp switch is in DOOR position).
OK or NG
OK >> Replace BCM. Refer to BCS-17, "Removal and Installation of BCM" .
NG >> GO TO 3.
3. CHECK BETWEEN BCM AND MAP LAMP
1. Turn ignition switch ON.
2. Check voltage between map lamp harness connector and
ground.
OK or NG
OK >> GO TO 6.
NG >> GO TO 4.
Terminals
Continuity BCM Map lamp
Connector Terminal Connector Terminal
M91 48 R52 2 Yes
PKIB5071E
Map lamp should operate.
Te r m i n a l
Voltage
(Approx.) (+)
(-)
Map lamp connector Terminal
R53 2 Ground Battery voltage
SKIB9083E

INTERIOR ROOM LAMP
LT-147
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Revision: 2006 November2007 350Z
4. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and map lamp connector.
3. Check continuity between BCM harness connector (A) and map
lamp harness connector (B).
OK or NO
OK >> GO TO 5.
NG >> Repair harness or connector.
5. CHECK SHORT CIRCUIT
Check continuity between map lamp harness connector and ground.
OK or NG
OK >> Replace BCM if map lamp does not work after setting
the connector again. Refer to BCS-17, "
Removal and
Installation of BCM" .
NG >> Repair harness or connector.
6. CHECK MAP LAMP
1. Turn ignition switch OFF.
2. Disconnect map lamp connector.
3. Check continuity between map lamp.
OK or NG
OK >> GO TO 7.
NG >> Replace map lamp.
Terminals
Continuity AB
Connector Terminal Connector Terminal
M91 41 R53 2 Yes
SKIB9084E
Map lamp connector Terminal
GroundContinuity
R53 2 No
SKIB9085E
Terminal
Condition Continuity
Map lamp
32Map lamp switch is DOOR. Yes
Map lamp switch is OFF. No
SKIB9086E

LT-148
INTERIOR ROOM LAMP
Revision: 2006 November2007 350Z
7. CHECK MAP LAMP CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and map
lamp harness connector.
OK or NO
OK >> Replace BCM if map lamp does not work after setting
the connector again. Refer to BCS-17, "
Removal and
Installation of BCM" .
NG >> Repair harness or connector.
Ignition Key Hole Illumination Does Not IlluminateNKS004ZT
1. CHECK BULB
Check bulb of lamp which does not operate.
OK or NG
OK >> GO TO 2.
NG >> Replace bulb.
2. CHECK BETWEEN EACH SWITCH AND BCM
1. Select "INT LAMP" of BCM data monitor item.
2. Make sure switches listed in display item list turn ON-OFF linked with switch operation. Refer to LT- 1 4 3 ,
"Display Item List" for switches and their functions.
OK or NG
OK >> GO TO 3.
NG >> Inspect malfunctioning switch system.
3. CHECK POWER SUPPLY TO IGNITION KEY HOLE ILLUMINATION
1. Turn ignition switch OFF.
2. Disconnect ignition key hole illumination connector.
3. Turn ignition switch ON.
4. Check voltage between ignition key hole illumination harness
connector and ground.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
Terminals
Continuity BCM Map lamp
Connector Terminal Connector Terminal
M91 48 R53 3 Yes
PKIB5073E
Terminal
Voltage
(Approx.) (+)
(-)
Ignition key hole illumination
connectorTerminal
M26 1 Ground Battery voltage
SKIB7676E

INTERIOR ROOM LAMP
LT-149
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Revision: 2006 November2007 350Z
4. CHECK POWER SUPPLY CIRCUIT FOR IGNITION KEY HOLE ILLUMINATION
1. Turn ignition switch OFF.
2. Disconnect BCM connector and key hole illumination connector.
3. Check continuity between BCM harness connector (A) and igni-
tion key hole illumination harness connector (B).
OK or NG
OK >> Replace BCM if ignition key hole illumination does not work after setting the connector again.
Refer to BCS-17, "
Removal and Installation of BCM" .
NG >> Repair harness or connector.
5. CHECK GROUND CIRCUIT FOR IGNITION KEY HOLE ILLUMINATION
1. Turn ignition switch OFF.
2. Disconnect BCM connector and key hole illumination connector.
3. Check continuity between BCM harness connector (A) and igni-
tion key hole illumination harness connector (B).
OK or NG
OK >> Replace BCM if ignition key hole illumination does not
work after setting the connector again. Refer to BCS-17,
"Removal and Installation of BCM" .
NG >> Repair harness or connector.
Luggage Room Lamp Does Not Illuminate (Coupe Models)NKS004ZU
1. CHECK BULB
Inspect bulb of luggage room lamp.
OK or NG
OK >> GO TO 2.
NG >> Replace bulb of luggage room lamp.
2. CHECK BETWEEN EACH SWITCH AND BCM
1. Select "LUGGAGE LAMP TEST" of BCM data monitor item.
2. Make sure switches listed in display item list turn ON-OFF linked with switch operation. Refer to LT- 1 4 3 ,
"Display Item List" for switches and their functions.
OK or NG
OK >> GO TO 3.
NG >> Inspect malfunctioning switch system.
Terminals
Continuity AB
Connector Terminal Connector Terminal
M9141M26 1 Yes
SKIB7677E
AB
Continuity
Connector Terminal Connector Terminal
M90 1 M26 2 Yes
SKIB7678E

LT-150
INTERIOR ROOM LAMP
Revision: 2006 November2007 350Z
3. CHECK BETWEEN BCM AND LUGGAGE ROOM LAMP
1. Select "LUGGAGE LAMP TEST" of BCM active test item.
2. With operating the test item, check the luggage room lamp operation.
OK or NG
OK >> Replace BCM. Refer to BCS-17, "Removal and Installation of BCM" .
NG >> GO TO 4.
4. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between luggage room lamp harness connector
and ground.
OK or NG
OK >> GO TO 7.
NG >> GO TO 5.
5. CHECK LUGGAGE ROOM LAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and luggage room lamp connector.
3. Check continuity between BCM harness connector and luggage
room lamp harness connector.
OK or NO
OK >> GO TO 6.
NG >> Repair harness or connector.
6. CHECK SHORT CIRCUIT
Check continuity between luggage room lamp harness connector
and ground.
OK or NG
OK >> Replace BCM if luggage room lamp does not work after
setting the connector again. Refer to BCS-17, "
Removal
and Installation of BCM" .
NG >> Repair harness or connector.Luggage room lamp should
operate.
Te r m i n a l
Voltage
(Approx.) (+)
(-)
Luggage room lamp
connectorTerminal
T13 1 Ground Battery voltage
SKIB7679E
Terminals
Continuity BCM Luggage room lamp
Connector Terminal Connector Terminal
M91 41 T13 1 Yes
PKIB5167E
Luggage room lamp
connectorTerminal
GroundContinuity
T13 1 No
PKIA7200E

INTERIOR ROOM LAMP
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Revision: 2006 November2007 350Z
7. CHECK LUGGAGE ROOM LAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM harness connector and luggage
room lamp harness connector.
OK or NO
OK >> Replace BCM if luggage room lamp does not work after setting the connector again. Refer to
BCS-17, "
Removal and Installation of BCM" .
NG >> Repair harness or connector.
Trunk Room Lamp Does Not Illuminate (Roadster Models)NKS004ZV
1. CHECK BULB
Inspect bulb of trunk room lamp.
OK or NG
OK >> GO TO 2.
NG >> Replace map lamp.
2. CHECK BETWEEN EACH SWITCH AND BCM
1. Select "LUGGAGE LAMP TEST" of BCM data monitor item.
2. Make sure switches listed in display item list turn ON-OFF linked with switch operation. Refer to LT- 1 4 3 ,
"Display Item List" for switches and their functions.
OK or NG
OK >> GO TO 3.
NG >> Inspect malfunctioning switch system.
3. CHECK BETWEEN BCM AND TRUNK ROOM LAMP
1. Select “BCM” on CONSULT-III. Select “LUGGAGE LAMP TEST” active test.
2. With operating the test item, check the trunk room lamp operation.
OK or NG
OK >> Replace BCM. Refer to BCS-17, "Removal and Installation of BCM" .
NG >> GO TO 4.
Terminals
Continuity BCM Luggage room lamp
Connector Terminal Connector Terminal
B83 64 T13 2 Yes
PKIB5168E
Trunk room lamp should operate.

LT-152
INTERIOR ROOM LAMP
Revision: 2006 November2007 350Z
4. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between trunk room lamp harness connector and
ground.
OK or NG
OK >> GO TO 7.
NG >> GO TO 5.
5. CHECK TRUNK ROOM LAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and trunk room lamp connector.
3. Check continuity between BCM harness connector and trunk
room lamp harness connector.
OK or NO
OK >> GO TO 6.
NG >> Repair harness or connector.
6. CHECK SHORT CIRCUIT
Check continuity between trunk room lamp harness connector and
ground.
OK or NG
OK >> Replace BCM if trunk room lamp does not work after
setting the connector again. Refer to BCS-17, "
Removal
and Installation of BCM" .
NG >> Repair harness or connector.
Te r m i n a l
Voltag e
(Approx.) (+)
(-)
Trunk room lamp
connectorTe r m i n a l
T29 1 Ground Battery voltage
SKIB7680E
Te r m i n a l s
Continuity BCM Trunk room lamp
Connector Terminal Connector Terminal
M91 41 T29 1 Yes
PKIB5169E
Trunk room lamp
connectorTe r m i n a l
GroundContinuity
T29 1 No
PKIA7201E