Infiniti M35/M45 Y50. Manual - part 928

 

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Infiniti M35/M45 Y50. Manual - part 928

 

 

PARKING, LICENSE PLATE AND TAIL LAMPS

LT-257

C

D

E

F

G

H

I

J

L

M

A

B

LT

Terminals and Reference Values for IPDM E/R

NKS003SO

How to Perform Trouble Diagnoses

NKS003SP

1.

Confirm the symptom or customer complaint.

2.

Understand operation description and function description. Refer to 

LT-248, "System Description"

 .

3.

Carry out the Preliminary Check. Refer to 

LT-257, "Preliminary Check"

 .

4.

Check symptom and repair or replace the cause of malfunction.

5.

Do the parking, license plate and tail lamps operate normally? If YES, GO TO 6. If NO, GO TO 4.

6.

INSPECTION END

Preliminary Check

NKS003SQ

CHECK POWER SUPPLY AND GROUND CIRCUIT

1. 

CHECK FUSES AND FUSIBLE LINK

Check for blown fuses and fusible link.

Refer to 

LT-251, "Wiring Diagram — TAIL/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"

 .

Terminal 

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

21

R/L

Parking, license plate, and 
tail lamp output

ON

Lighting switch 
1ST

OFF

Approx. 0 V

ON

Battery voltage

38

B

Ground

ON

Approx. 0 V

49

L

CAN 

 

H

50

P

CAN 

 

L

51

B

Ground

ON

Approx. 0 V

Unit

Power source

Fuse and fusible link No.

BCM

Battery

F

21

Ignition switch ON or START position

1

Ignition switch ACC or ON position

6

IPDM E/R

Battery

71

78

LT-258

PARKING, LICENSE PLATE AND TAIL 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)

NKS003SR

Refer to 

LT-57, "CONSULT-II Functions (BCM)"

  in HEADLAMP (FOR USA) -XENON TYPE-.

Refer to 

LT-23, "CONSULT-II Functions (BCM)"

  in HEADLAMP (FOR USA) -CONVENTIONAL TYPE-.

Refer to 

LT-94, "CONSULT-II Functions (BCM)"

  in HEADLAMP (FOR CANADA).

CONSULT-II Functions (IPDM E/R)

NKS003SS

Refer to 

LT-59, "CONSULT-II Functions (IPDM E/R)"

  in HEADLAMP (FOR USA) -XENON TYPE-.

Refer to 

LT-25, "CONSULT-II Functions (IPDM E/R)"

  in HEADLAMP (FOR USA) -CONVENTIONAL TYPE-.

Refer to 

LT-96, "CONSULT-II Functions (IPDM E/R)"

  in HEADLAMP (FOR CANADA).

Terminal

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

SKIB5125E

PARKING, LICENSE PLATE AND TAIL LAMPS

LT-259

C

D

E

F

G

H

I

J

L

M

A

B

LT

Parking, License Plate and Tail Lamps Do Not Illuminate

NKS003ST

1. 

CHECK COMBINATION SWITCH INPUT SIGNAL 

With CONSULT-II

1.

Select “BCM” on CONSULT-II. Select “HEAD LAMP” on
“SELECT TEST ITEM” screen. 

2.

Select “DATA MONITOR” on “SELECT DIAG MODE” screen.
Make sure “TAIL LAMP SW” turns ON-OFF linked with operation
of lighting switch.

Without CONSULT-II

Refer to

LT-239, "Combination Switch Inspection"

 .

OK or NG

OK

>> GO TO 2.

NG

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

LT-239, "Combination Switch Inspection"

 .

2. 

ACTIVE TEST

With CONSULT-II

1.

Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on
“SELECT DIAG MODE” screen.

2.

Select “TAIL LAMP” on “SELECT TEST ITEM” screen. 

3.

Touch “ON” screen.

4.

Make sure parking, license plate and tail lamp operation.

Without CONSULT-II

1.

Start auto active test. Refer to 

PG-23, "Auto Active Test"

 .

2.

Make sure parking, license plate and tail lamp operation.

OK or NG

OK

>> GO TO 3.

NG

>> GO TO 4.

3. 

CHECK IPDM E/R

1.

Select “IPDM E/R” on CONSULT-II. Select “DATA MONITOR”
on “SELECT DIAG MODE” screen.

2.

Make sure “TAIL & CLR REQ” turns ON when lighting switch is
in 1ST position.

OK or NG

OK

>> Replace IPDM E/R. Refer to 

PG-31, "Removal and

Installation of IPDM E/R"

 .

NG

>> Replace BCM. Refer to 

BCS-15, "Removal and Installa-

tion of BCM"

 . 

When lighting switch is 1ST 
position

: TAIL LAMP SW ON

SKIB4822E

Parking, license plate and tail lamps should operate. 

Parking, license plate and tail lamps should operate.

PKIA6359E

When lighting switch is 1ST 
position

: TAIL & CLR REQ ON

SKIA5958E

LT-260

PARKING, LICENSE PLATE AND TAIL LAMPS

4. 

CHECK INPUT SIGNAL 

With CONSULT-II

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp, license plate lamp and rear combination lamp connectors.

3.

Select “IPDM E/R” on CONSULT-II, and select “ACTIVE TEST” on “SELECT DIAG MODE” screen.

4.

Select “TAIL LAMP” on “SELECT TEST ITEM” screen. 

5.

Touch “ON” screen.

6.

When tail lamp relay is operating, check voltage between front combination lamp, license plate lamp, rear
combination lamp harness connector and ground.

Without CONSULT-II

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp, license plate lamp and rear combination lamp connectors.

3.

Start auto active test. Refer to 

PG-23, "Auto Active Test"

 . 

4.

When tail lamp relay is operating, check voltage between front combination lamp, license plate lamp, rear
combination lamp harness connector and ground.

Terminal

Voltage 

(Approx.)

 (+)

(-)

Front combination lamp 

(parking) connector

Terminal 

RH

E47

5

Ground Battery 

voltage

LH

E54

SKIB4832E

Terminal

Voltage 

(Approx.)

 (+)

(-)

Front combination lamp

(side marker) connector

Terminal

RH

E47

7

Ground Battery 

voltage

LH

E54

SKIB4833E

Terminal

Voltage 

(Approx.)

 (+)

(-) 

Rear combination lamp

(tail) connector

Terminal

RH

B130

1

Ground

Battery voltage

LH

B135

SKIB4834E

 

 

 

 

 

 

 

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