Infiniti G35 (V35). Manual — part 615
LT-140
INTERIOR ROOM LAMP
Terminals and Reference Values for BCM
NKS002PQ
CAUTION:
●
Check combination switch system terminal waveform under the loaded condition with lighting
switch, turn signal switch and wiper switch OFF not to be fluctuated by overloaded.
●
Turn wiper dial position to 4 except when checking waveform or voltage of wiper dial position.
Wiper dial position can be confirmed on CONSULT-II. Refer to
.
Terminal
No.
Wire
color
Signal name
Measuring condition
Reference value
Ignition
switch
Operation or condition
1
PU
Ignition keyhole illumi-
nation signal
OFF
Door is locked. (SW OFF)
Battery voltage
Door is unlocked. (SW ON)
Approx. 0 V
12
P
Passenger side door
switch signal
OFF
Passenger side
door switch
ON (open)
Approx. 0 V
OFF (closed)
Battery voltage
22
Y
Power window switch
serial link
—
—
37
B/P
Key-in detection
switch signal
OFF
Vehicle key is removed.
Approx. 0 V
Vehicle key is inserted.
Battery voltage
38
W/L
Ignition power supply
ON
—
Battery voltage
39
L
CAN
−
H
—
—
—
40
P
CAN
−
L
—
—
—
41
R/B
Battery saver output
signal
OFF
30 minutes after ignition switch is turned to
OFF
Approx. 0 V
ON
—
Battery voltage
42
GY
Battery power supply
OFF
—
Battery voltage
47
Y/PU
Step lamp signal
OFF
Any door is open (ON)
Approx. 0 V
All doors are closed (OFF)
Battery voltage
48
PU/R
Map lamp output sig-
nal
OFF
Map lamp switch:
DOOR position
Any
door
switch
ON (open)
Approx. 0 V
OFF (closed)
Battery voltage
52
B
Ground
ON
—
Approx. 0 V
55
W/R
Battery power supply
OFF
—
Battery voltage
57
R
Trunk room lamp
switch signal
OFF
Trunk room lamp
switch
ON (open)
Approx. 0 V
OFF (closed)
Battery voltage
62
Y
Driver side door switch
signal
OFF
Driver side door
switch
ON (open)
Approx. 0 V
OFF (closed)
Battery voltage
64
R/W
Trunk room lamp sig-
nal
OFF
Trunk room lamp
ON (open)
Approx. 0 V
OFF (closed)
Battery voltage
PIIA2344J
INTERIOR ROOM LAMP
LT-141
C
D
E
F
G
H
I
J
L
M
A
B
LT
How to Proceed With Trouble Diagnosis
NKS002PR
1.
Confirm the symptom or customer complaint.
2.
Understand operation description and function description. Refer to
.
3.
Perform the preliminary check. Refer to
4.
Check symptom and repair or replace the malfunctioning parts.
5.
Does the interior room lamp operate normally? If YES, GO TO 6. If NO, GO TO 4.
6.
INSPECTION END
Preliminary Check
NKS002PS
CHECK POWER SUPPLY AND GROUND CIRCUIT
1.
CHECK FUSES AND FUSIBLE LINK
Check for blown fuses and fusible link.
Refer to
LT-134, "Wiring Diagram — ROOM/L —"
OK or NG
OK
>> GO TO 2.
NG
>> If fuse or fusible link is blown, be sure to eliminate cause of malfunction before installing new fuse
or fusible link. Refer to
PG-3, "POWER SUPPLY ROUTING CIRCUIT"
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check voltage between BCM harness connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
OK or NG
OK
>> INSPECTION END
NG
>> Repair harness or connector.
Unit
Power source
Fuse and fusible link No.
BCM
Battery
F
18
21
Ignition switch ON or START position
1
(+)
(
−
)
Ignition switch position
OFF
ON
BCM
connector
Terminal
M1
38
Ground
Approx. 0 V
Battery voltage
M2
42
Battery voltage
Battery voltage
55
Battery voltage
Battery voltage
PKIA4951E
BCM
connector
Terminal
Ground
Continuity
M2
52
Yes
PKIA6256E
LT-142
INTERIOR ROOM LAMP
CONSULT-II Functions (BCM)
NKS002PT
CONSULT-II can display each diagnostic item using the diagnostic test mode shown following.
CONSULT-II BASIC OPERATION
Refer to
GI-37, "CONSULT-II Start Procedure"
WORK SUPPORT (INT LAMP)
Operation Procedure
1.
Touch “INT LAMP” on “SELECT TEST ITEM” screen.
2.
Touch “WORK SUPPORT” on “SELECT DIAG MODE” screen.
3.
Touch “SET I/L D
−
UNLCK INTCON” on “SELECT WORK ITEM” screen.
4.
Touch “START”.
5.
Touch “CHANGE SETT”.
6.
The setting will be changed and “CUSTOMIZING COMPLETED ” will be displayed.
7.
Touch “END”.
Display Item List
Reference between “MODE” and “TIME” for “TURN ON/OFF”
DATA MONITOR (INT LAMP)
Operation Procedure
1.
Touch “INT LAMP” on “SELECT TEST ITEM” screen.
2.
Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
3.
Touch either “ALL SIGNALS” or “SELECTION FROM MENU” on “SELECT MONITOR ITEM” screen.
4.
When “SELECTION FROM MENU” is selected, touch items to be monitored. When “ALL SIGNALS” is
selected, all items will be monitored.
5.
Touch “START”.
6.
Touch “RECORD” while monitoring, then the status of monitored item can be recorded. To stop recording,
touch “STOP”.
BCM diagnosis part
Diagnosis mode
Description
INT LAMP
WORK SUPPORT
Changes the setting for each function.
DATA MONITOR
Displays BCM input data in real time.
ACTIVE TEST
Operation of electrical loads can be checked by sending driving signal to them.
BATTERY SAVER
WORK SUPPORT
Changes the setting for each function.
DATA MONITOR
Displays BCM input data in real time.
ACTIVE TEST
Operation of electrical loads can be checked by sending driving signal to them.
Item
Description
CONSULT-II
SET I/L D
−
UNLCK INTCON
The 30 seconds glowing function interior room lamps and ignition keyhole illu-
mination can be selected when driver door is released (unlocked).
ON/OFF
ROOM LAMP ON TIME SET
The time in order to escalate illumination can be adjusted when interior room
lamps and ignition keyhole illumination is turned on.
MODE 1 – 7
ROOM LAMP OFF TIME SET
The time in order to diminish illumination can be adjusted when interior room
lamps and ignition keyhole illumination is turned off.
MODE 1 – 7
MODE
1
2
3
4
5
6
7
Time (sec.)
0.5
1
2
3
4
5
0
ALL SIGNALS
Monitors all the signals.
SELECTION FROM MENU
Selects items and monitor them.
INTERIOR ROOM LAMP
LT-143
C
D
E
F
G
H
I
J
L
M
A
B
LT
Display Item List
NOTE:
This item is displayed, but cannot be monitored.
ACTIVE TEST (INT LAMP)
Operation Procedure
1.
Touch “INT LAMP” on “SELECT TEST ITEM” screen.
2.
Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3.
Touch item to be tested and check operation of the selected item.
4.
During the operation check, touching “OFF” deactivates the operation.
Display Item List
WORK SUPPORT (BATTERY SAVER)
Operation Procedure
1.
Touch “BATTERY SAVER” on “SELECT TEST ITEM” screen.
2.
Touch “WORK SUPPORT” on “SELECT DIAG MODE” screen.
3.
Touch “ROOM LAMP BAT SAV SET” on “SELECT WORK ITEM” screen.
4.
Touch “START”.
Monitor item
Contents
IGN ON SW
“ON/OFF”
Displays status (ignition switch IGN position: ON/other: OFF) of ignition switch judged from
the ignition switch signal.
KEY ON SW
“ON/OFF”
Displays status (key inserted: ON/key removed: OFF) of key switch judged from the key
switch signal.
DOOR SW - DR
“ON/OFF”
Displays status (door is open: ON/door is closed: OFF) of driver side door switch judged from
the driver side door switch signal.
DOOR SW - AS
“ON/OFF”
Displays status (door is open: ON/door is closed: OFF) of passenger side door switch judged
from the passenger side door switch signal.
DOOR SW - RR
NOTE
“OFF”
—
DOOR SW - RL
NOTE
“OFF”
—
BACK DOOR SW
NOTE
“OFF”
—
KEY CYL LK - SW
“ON/OFF”
Displays status (door is locked: ON/other: OFF) of key cylinder lock switch from the door key
cylinder switch (driver door) signal.
KEY CYL UN - SW
“ON/OFF”
Displays status (door is unlocked: ON/other: OFF) of key cylinder unlock switch from the
door key cylinder switch (driver door) signal.
CDL LOCK SW
“ON/OFF”
Displays status (door is locked: ON/other: OFF) of lock switch from the door lock and unlock
switch signal.
CDL UNLOCK SW
“ON/OFF”
Displays status (door is unlocked: ON/other: OFF) of unlock switch from the door lock and
unlock switch signal.
I
−
KEY LOCK
“ON/OFF”
Displays status (door is locked: ON/other: OFF) of intelligent key system lock signal from the
intelligent key unit signal.
I
−
KEY UNLOCK
“ON/OFF”
Displays status (door is locked: ON/other: OFF) of intelligent key system unlock signal from
the intelligent key unit signal.
KEYLESS LOCK
“ON/OFF”
Displays status (door is locked: ON/other: OFF) of remote keyless entry system lock signal
from the remote key less entry receiver signal.
KEYLESS UNLOCK
“ON/OFF”
Displays status (door is unlocked: ON/other: OFF) of remote keyless entry system unlock
signal from the remote key less entry receiver signal.
Test item
Description
INT LAMP
Interior room lamp can be operated by ON
−
OFF operations.
IGN ILLUM
Ignition key hole illumination can be operated by ON
−
OFF operation.
STEP LAMP TEST
All step lamp can be operated by ON
−
OFF operation.
LUGGAGE LAMP TEST
Trunk room lamp can be operated by ON
−
OFF operations.
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