Infiniti G35 (V35). Manual - part 601

LT-84

TURN SIGNAL AND HAZARD WARNING LAMPS

Terminals and Reference Values for BCM

NKS002OS

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 

LT-86, "DATA MONITOR"

 .

Ter-

minal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

2

G/R

Combination switch input 5

ON

Lighting, turn, 
wiper switch
(Wiper intermit-
tent dial posi-
tion 4)

OFF

Approx. 0 V

Turn signal switch to 
right

Approx. 1.0 V

3

G

Combination switch input 4

ON

Lighting, turn, 
wiper switch
(Wiper intermit-
tent dial posi-
tion 4)

OFF

Approx. 0 V

Turn signal switch to 
left

Approx. 1.0 V

11

LG

Ignition switch (ACC)

ACC

—

Battery voltage

29

GR

Hazard switch signal

OFF

Hazard switch

ON

Approx. 0 V

OFF

Battery voltage

36

Y

Combination switch output 1

ON

Lighting, turn, 
wiper switch
(Wiper intermit-
tent dial posi-
tion 4)

OFF

Approx. 7.2 V

Any of the conditions 
below

●

Turn signal switch to 
right

●

Turn signal switch to 
left

Approx. 1.2 V

38

W/L

Ignition switch (ON) 

ON

—

Battery voltage

39

L

CAN 

−

 

H

—

—

—

40

P

CAN 

−

 

L

—

—

—

42

GY

Battery power supply

OFF

—

Battery voltage

PKIB4959J

PKIB4959J

PKIB4960J

PKIB4958J

TURN SIGNAL AND HAZARD WARNING LAMPS

LT-85

C

D

E

F

G

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J

L

M

A

B

LT

How to Proceed With Trouble Diagnosis

NKS002OT

1.

Confirm the symptom or customer complaint.

2.

Understand operation description and function description. Refer to 

LT-77, "System Description"

 .

3.

Perform the preliminary check. Refer to 

LT-85, "Preliminary Check"

 .

4.

Check symptom and repair or replace the malfunctioning parts.

5.

Do turn signal and hazard warning lamps operate normally? If YES, GO TO 6. If NO, GO TO 4.

6.

INSPECTION END

Preliminary Check

NKS002OU

CHECK POWER SUPPLY AND GROUND CIRCUIT

1. 

CHECK FUSES AND FUSIBLE LINK

Check for blown fuses and fusible link.

Refer to 

LT-81, "Wiring Diagram — TURN —"

 .

OK or NG

OK

>> GO TO 2.

NG

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

or fusible link. Refer to 

PG-3, "POWER SUPPLY ROUTING CIRCUIT"

 .

45

G/W

Turn signal (left)

ON

Combination 
switch

Turn left ON

46

PU/

W

Turn signal (right)

ON

Combination 
switch

Turn right ON

52

B

Ground

ON

—

Approx. 0 V

55

R

Battery power supply

OFF

—

Battery voltage

Ter-

minal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

SKIA3009J

SKIA3009J

Unit

Power source

Fuse and fusible link No.

BCM

Battery

F

18

Ignition switch ON or START position

1

Ignition switch ACC or ON position

6

Combination meter

Battery

19

Ignition switch ON or START position

14

LT-86

TURN SIGNAL AND HAZARD WARNING LAMPS

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.

CONSULT-II Functions (BCM)

NKS002OV

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"

 .

DATA MONITOR
Operation Procedure

1.

Touch “FLASHER” 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.

(+)

(

−

)

Ignition switch position

OFF

ACC

ON

BCM

connector

Terminal 

M1

11

Ground

Approx. 0 V

Battery 
voltage

Battery 
voltage

38 

Approx. 0 V

Approx. 0 V

Battery 
voltage

M2

42

Battery 
voltage

Battery 
voltage

Battery 
voltage

55

Battery 
voltage

Battery 
voltage

Battery 
voltage

PKIA5204E

BCM

connector

Terminal

Ground

Continuity

M2

52

Yes

PKIA6256E

BCM diagnosis part

Diagnosis mode

Description

FLASHER

DATA MONITOR

Displays BCM input data in real time.

ACTIVE TEST

Operation of electrical loads can be checked by sending driving signal to them.

ALL SIGNALS

Monitors all the signals.

SELECTION FROM MENU

Selects items and monitor them.

TURN SIGNAL AND HAZARD WARNING LAMPS

LT-87

C

D

E

F

G

H

I

J

L

M

A

B

LT

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”.

Display Item List

ACTIVE TEST
Operation Procedure

1.

Touch “FLASHER” 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

Turn Signal Lamp Does Not Operate

NKS002OW

1. 

CHECK BULB

Check each turn signal lamp bulb if the proper bulb is used and if it is not blown.

OK or NG

OK

>> GO TO 2.

NG

>> Replace turn signal lamp bulb.

2. 

CHECK COMBINATION SWITCH INPUT SIGNAL 

With CONSULT-II

Select “BCM” on CONSULT-II. With “FLASHER” data monitor, make
sure “TURN SIGNAL R” and “TURN SIGNAL L” turns ON-OFF
linked with operation of turn signal switch.

Without CONSULT-II

Refer to 

LT-100, "Combination Switch Inspection"

 .

OK or NG

OK

>> GO TO 3.

NG

>> Check combination switch (lighting switch). Refer to 

LT-100, "Combination Switch Inspection"

 .

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.

HAZARD SW

“ON/OFF”

Displays status (hazard switch ON position: ON/other: OFF) of hazard switch judged from the 
hazard switch signal.

TURN SIGNAL R

“ON/OFF”

Displays status (turn signal switch right position: ON/other: OFF) of turn RH switch judged from 
the turn signal switch signal.

TURN SIGNAL L

“ON/OFF”

Displays status (turn signal switch left position: ON/other: OFF) of turn LH switch judged from 
the turn signal switch signal.

BRAKE SW

“ON/OFF”

Displays status (brake lamp switch ON position: ON/other: OFF) of brake lamp switch judged 
from the brake lamp switch signal.

Test item

Description

FLASHER 

Turn signal lamp (right or left) can be operated by any ON-OFF operations.

When turn signal switch is 
RH position

: TURN SIGNAL R ON

When turn signal switch is 
LH position

: TURN SIGNAL L ON

PKIA7600E