Infiniti FX35 / FX45. Manual - part 808

PARKING, LICENSE PLATE AND TAIL LAMPS

LT-127

< SERVICE INFORMATION >

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Terminal and Reference Value for IPDM E/R

INFOID:0000000001328389

Terminal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

2

GY

Combination 
switch input 5

ON

Lighting, turn, wip-
er switch
(Wiper intermittent 
dial position 4)

OFF

Approx. 0 V

Lighting switch 1ST

Approx. 1.0 V

11

LG

Ignition switch 
(ACC)

ACC

—

Battery voltage

33

G

Combination 
switch output 4

ON

Lighting, turn, wip-
er switch
(Wiper intermittent 
dial position 4)

OFF

Approx. 7.2 V

Lighting switch 1ST
(The same result with 
lighting switch 2ND)

Approx. 1.2 V

38

W/L

Ignition switch 
(ON) 

ON

—

Battery voltage

39

L

CAN 

−

 

H

—

—

—

40

P

CAN 

−

 

L

—

—

—

42

L/R

Battery power 
supply

OFF

—

Battery voltage

49

B

Ground

ON

—

Approx. 0 V

52

B

Ground

ON

—

Approx. 0 V

55

G

Battery power 
supply

OFF

—

Battery voltage

PKIB4959J

PKIB4960J

PKIB4958J

Terminal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

22

R

Parking, license plate, 
side marker, and tail 
lamps

ON

Lighting switch 
1ST position

OFF

Approx. 0 V

ON

Battery voltage

38

B

Ground

ON

—

Approx. 0 V

48

L

CAN 

−

 

H

—

—

—

LT-128

< SERVICE INFORMATION >

PARKING, LICENSE PLATE AND TAIL LAMPS

Terminal and Reference Value for Rear Combination Lamp Control Unit

INFOID:0000000001328390

Refer to 

LT-86, "Terminal and Reference Value for Rear Combination Lamp Control Unit"

.

How to Proceed with Trouble Diagnosis

INFOID:0000000001328391

1.

Confirm the symptom or customer complaint.

2.

Understand operation description and function description. Refer to 

LT-118, "System Description"

.

3.

Perform Preliminary Check. Refer to 

LT-128, "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 Check

INFOID:0000000001328392

CHECK POWER SUPPLY AND GROUND CIRCUIT

1.

CHECK FUSES

Check for blown fuses.

Refer to 

LT-122, "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-

3

.

2.

CHECK POWER SUPPLY CIRCUIT 

49

R

CAN 

−

 

L

—

—

—

60

B

Ground

ON

—

Approx. 0 V

Terminal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

Unit

Power source

Fuse and fusible link No.

BCM

Battery

M

22

Ignition switch ON or START position

1

Ignition switch ACC or ON position

6

IPDM E/R

Battery

71

Rear combination lamp control unit

Battery

20

PARKING, LICENSE PLATE AND TAIL LAMPS

LT-129

< SERVICE INFORMATION >

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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-III Functions (BCM)

INFOID:0000000001328393

Refer to 

LT-16, "CONSULT-III Functions (BCM)"

.

CONSULT-III Functions (IPDM E/R)

INFOID:0000000001328394

Refer to 

LT-17, "CONSULT-III Functions (IPDM E/R)"

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Parking, License Plate and Side Marker Lamps Do Not Illuminate

INFOID:0000000001328395

1.

CHECK COMBINATION SWITCH INPUT SIGNAL

CONSULT-III DATA MONITOR

1.

Select “LIGHT SW 1ST” of BCM data monitor item.

2.

With operating the lighting switch, check the monitor status.

CHECK COMBINATION SWITCH

Refer to 

LT-104, "Combination Switch Inspection"

.

OK or NG

OK

>> GO TO 2.

NG

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

LT-104, "Combination Switch Inspection"

.

(+)

(-)

Ignition switch position

BCM con-

nector

Terminal

OFF

ACC

ON

M3

11

Ground

Approx. 0 V

Battery volt-

age

Battery volt-

age

38

Approx. 0 V

Approx. 0 V

Battery volt-

age

M4

42

Battery volt-

age

Battery volt-

age

Battery volt-

age

55

Battery volt-

age

Battery volt-

age

Battery volt-

age

PKIA5204E

BCM connector

Terminal

Continuity

M4

49

Ground

Yes

52

SKIA5294E

When lighting switch is 1ST 
position

: LIGHT SW 1ST ON

LT-130

< SERVICE INFORMATION >

PARKING, LICENSE PLATE AND TAIL LAMPS

2.

ACTIVE TEST

CONSULT-III ACTIVE TEST

1.

Select “TAIL LAMP” of IPDM E/R active test item.

2.

With operating the test item, check the parking, license plate, side marker and tail lamps operation.

IPDM E/R AUTO ACTIVE TEST

1.

Start auto active test. Refer to 

PG-20, "Auto Active Test"

.

2.

Check that the parking, license plate, side marker and tail lamps operation.

OK or NG

OK

>> GO TO 3.

NG

>> GO TO 4.

3.

CHECK IPDM E/R

1.

Select “TAIL&CLR REQ” of IPDM E/R data monitor item.

2.

With operating the lighting switch, check the monitor status.

OK or NG

OK

>> Replace IPDM E/R. Refer to 

PG-24, "Removal and Installation of IPDM E/R"

.

NG

>> Replace BCM. Refer to 

BCS-13, "Removal and Installation of BCM"

.

4.

CHECK IPDM E/R

CONSULT-III ACTIVE TEST

1.

Turn ignition switch OFF.

2.

Disconnect front side marker lamp, parking lamp, license plate lamp and rear combination lamp connec-
tors.

3.

Select “TAIL LAMP” of IPDM E/R active test item.

4.

With operating the test item, check voltage between front side marker lamp, parking lamp, license plate
lamp and rear combination lamp harness connector and ground.

IPDM E/R AUTO ACTIVE TEST

1.

Turn ignition switch OFF.

2.

Disconnect front side marker lamp, parking lamp, license plate lamp and rear combination lamp connec-
tor.

3.

Start auto active test. Refer to 

PG-20, "Auto Active Test"

. 

4.

With operating the test item, check voltage between front side marker lamp, parking lamp, license plate
lamp and rear combination lamp harness connector and ground.

Parking, license plate, side marker and tail lamps 
should operate.

Parking, license plate, side marker and tail lamps 
should operate. 

When lighting switch is 1ST 
position

: TAIL&CLR REQ ON

 (+)

(-)

Voltage

Front side marker 

lamp connector

Terminal

RH

E22

1

Ground Battery 

voltage

LH

E42

PKIA5236E