Infiniti F50. Manual - part 656

 

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Infiniti F50. Manual - part 656

 

 

INTERIOR ROOM LAMP

LT-91

C

D

E

F

G

H

I

J

L

M

A

B

LT

TKWM0349E

LT-92

INTERIOR ROOM LAMP

Terminals and Reference Value for BCM

EKS00174

Terminal 

No.

Wire 

color

Signal description

Measuring condition

Voltage

(Approximate values)

Ignition 

switch

Operation or condition

17

BR/Y

Data link RX

18

P

Data link TX

30

PU

Communication signal TX
(BCM-AV: Transmission)

31

LG

Communication signal RX
(AV-BCM: Receiving)

33

W

Rear LH door switch signal

OFF

Rear LH door switch

ON (open)

Less than 1V

OFF (closed)

Battery voltage

37

W/G

Passenger door switch signal

OFF

Passenger door switch

ON (open)

Less than 1V

OFF (closed)

Battery voltage

56

B

Ground

60

L/OR

ACC power supply

ACC

Battery voltage

67

G/W

LAN communication

68

W/B

IGN power supply

ON

Battery voltage

69

PU/W

Key switch and key lock solenoid 
signal

OFF

Key withdrawn (OFF)

Less than 1V

Key inserted (ON)

Battery voltage

105

Y/L

BAT power supply

OFF

Battery voltage

110

SB

Ignition switch illumination signal

OFF

Turned OFF

Battery voltage

Turned ON

Less than 1V

113

B

Ground

129

G

Personal lamp switch signal

OFF

Personal lamp switch

One switch ON

5V

AUTO

5V

Both switch ON

Less than 1V

130

W/L

Interior lamp ill switch ON signal

OFF

Interior lamp ill switch

ON

Less than 1V

AUTO

5V

OFF

5V

131

G/Y

Interior lamp ill switch OFF sig-
nal

OFF

Interior lamp ill switch

ON

5V

AUTO

5V

OFF

Less than 1V

133

Y/R

Map lamp LH signal

OFF

Turned OFF

Battery voltage

Dimming

8V

Turned ON

Less than 1V

137

OR

Personal lamp RH signal

OFF

Turned OFF

Battery voltage

Dimming

8V

Turned ON

Less than 1V

138

G/R

Personal lamp LH signal

OFF

Turned OFF

Battery voltage

Dimming

8V

Turned ON

Less than 1V

140

Y/B

Map lamp RH signal

OFF

Turned OFF

Battery voltage

Dimming

8V

Turned ON

Less than 1V

INTERIOR ROOM LAMP

LT-93

C

D

E

F

G

H

I

J

L

M

A

B

LT

Terminals and Reference Value for Driver Door Control Unit (LCU01) 

EKS000X0

Work Flow

EKS000X1

1.

Confirm the symptom or customer complaint.

2.

Understand system description. Refer to 

LT-81, "System Description"

 .

3.

Perform the preliminary check. Refer to 

LT-93, "Preliminary Check"

 .

4.

Does the door lock system operate normally? When yes, go to step 5. When no, go to Power door lock
system 

BL-43, "Symptom Chart"

  in “BODY LOCK & SECURITY SYSTEM (BL)” section.

5.

Find the cause of trouble following the trouble diagnosis chart by symptom and repair or replace as neces-
sary. Refer to 

LT-99, "Symptom Chart"

 .

6.

Does the total coordinated interior illumination operate normally? When yes, go to step 7. When no, go to
step 5.

7.

Inspection end.

Preliminary Check

EKS000X2

SETTING CHANGE FUNCTION

Setting for each operation can be changed using CONSULT-II and a display unit.

CAUTION:

After the setting is changed, the new setting will be maintained even if the battery is disconnected.

142

W/R

Driver door switch signal

OFF

Driver door switch

ON (open)

Less than 1V

OFF (closed)

Battery voltage

143

W/L

Rear RH door switch signal

OFF

Rear RH door switch

ON (open)

Less than 1V

OFF (closed)

Battery voltage

Terminal 

No.

Wire 

color

Signal description

Measuring condition

Voltage

(Approximate values)

Ignition 

switch

Operation or condition

Terminal 

No.

Wire 

color

Item

Condition

Voltage

(Approximate values)

6

G/Y

Door unlock sensor

OFF (Locked) 

 ON (unlocked)

5V 

 0V

8

G/W

Data line A-3

 —

14

Y/G

Power source (PTC)

Battery voltage

15

B

Ground

0V

Item

Description

CONSULT-II

(Work support)

Display unit

(Setting of various vehicle 

conditions)

Factory 

setting

SET I/L LGC-D- UNLCK (CONSULT-II)
Illuminate Interior When Unlocking 
Vehicle (display unit)

Selects ON-OFF of the 
interior lamp illumination 
at the time the driver 
door is unlocked.

ON

ON: Indicator ON

×

OFF

OFF: indicator OFF

SET INT- L LOGIC-TIM (CONSULT-II)
Interior Lights Off Delay (display unit)

Selects interior lamp 
timer set time in four 
steps.

Mode 1 (off)

OFF: Display OFF

Mode 2 (15 seconds)

15 seconds: Display 15 sec.

Normal (30 seconds)

30 seconds: Display 30 sec.

×

Mode 3 (45 seconds)

45 seconds: Display 45 sec.

LT-94

INTERIOR ROOM LAMP

INSPECTION FOR POWER AND GROUND CIRCUIT

1. 

FUSE CHECK

Check if any of the following fuses in BCM are blown.

Refer to 

PG-2, "POWER SUPPLY ROUTING"

 .

OK or NG

OK

>> GO TO 2.

NG

>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.

2. 

CHECK POWER SUPPLY CIRCUIT

1.

Disconnect the BCM connector and driver door LCU connector.

2.

Check voltage between the following harness connector termi-
nals and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Check harness for open or short between BCM or driver

door LCU and fuse.

Unit

Power source

Terminal

Fuse No.

BCM

Battery power supply

105

3

ACC power supply

60

21

IGN power supply

68

1

Unit

Terminals

(Wire color)

Power source

condition

Voltage

Connector

(+)

(–)

BCM (M4)

105 (Y/L)

Body 

ground

Battery power 

supply

Ignition 

switch OFF

Battery 
voltage

68 (W/B)

IGN power 

supply

Ignition 

switch ON

Battery 
voltage

Driver door 
LCU (D8)

14 (Y/G)

Battery power 

supply

Ignition 

switch OFF

Battery 
voltage

SKIA3930E

 

 

 

 

 

 

 

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