Infiniti M35/M45 Y50. Manual - part 891

HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -

LT-109

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4. 

CHECK HEADLAMP INPUT SIGNAL

With CONSULT-II

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp RH and LH connector.

3.

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

4.

Select “LAMPS” on “SELECT TEST ITEM” screen. 

5.

Touch “LO” screen.

6.

When headlamp low beam is operating, check voltage between
front combination lamp (RH and LH) harness connector and
ground.

Without CONSULT-II

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp RH and LH connector.

3.

Start auto active test. Refer to 

PG-23, "Auto Active Test"

 .

4.

When headlamp low beam is operating, check voltage between front combination lamp (RH and LH) har-
ness connector and ground.

OK or NG

OK

>> GO TO 5.

NG

>> GO TO 6.

5. 

CHECK HEADLAMP GROUND

1.

Turn ignition switch OFF.

2.

Check continuity between front combination lamp (RH and LH)
harness connector and ground.

OK or NG

OK

>> Check headlamp harness, connectors, ballasts (HID

control unit), and xenon bulbs. Refer to 

LT-114, "Xenon

Headlamp Trouble Diagnosis"

 .

NG

>> Repair harness or connector.

Terminal

Voltage 

(Approx.)

(+)

(-)

Front combination lamp 

connector

terminal

RH

E47

8

Ground

Battery voltage

LH

E54

8

Terminal

Voltage 

(Approx.)

(+)

(-)

Front combination lamp

 connector

terminal

RH

E47

8

Ground

Battery voltage

LH

E54

8

SKIB4758E

Front combination lamp

connector

Terminal

Ground

Continuity

RH

E47

4

Yes

LH

E54

4

SKIB4759E

LT-110

HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -

6. 

CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R connector.

3.

Check continuity between IPDM E/R harness connector (A) and
front combination lamp (RH and LH) harness connector (B).

4.

Check continuity between IPDM E/R harness connector (A) and
ground.

OK or NG

OK

>> Replace IPDM E/R. Refer to 

PG-31, "Removal and Installation of IPDM E/R"

 .

NG

>> Repair harness or connector.

Circuit

A

B

Continuity

Connector

Terminal

Connector

Terminal

RH

E7

20

E47

8

Yes

LH

30

E54

8

A

Ground

Continuity

Connector

Terminal

RH

E7

20

No

LH

30

SKIB4760E

HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -

LT-111

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LT

Headlamp Low Beam Does Not Illuminate (One Side)

NKS003PP

1. 

CHECK BULB

Check ballast (HID control unit) and xenon bulb of lamp which does not illuminate. Refer to 

LT-114, "Xenon

Headlamp Trouble Diagnosis"

 .

OK or NG

OK

>> GO TO 2.

NG

>>  Repair malfunctioning part.

2. 

CHECK HEADLAMP INPUT SIGNAL

With CONSULT-II

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp RH or LH connector.

3.

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

4.

Select “LAMPS” on “SELECT TEST ITEM” screen. 

5.

Touch “LO” screen.

6.

When headlamp low beam is operating, check voltage between
front combination lamp RH or LH harness connector and
ground.

Without CONSULT-II

1.

Turn ignition switch OFF.

2.

Disconnect front combination lamp RH or LH connector.

3.

Start auto active test. Refer to 

PG-23, "Auto Active Test"

 .

4.

When headlamp low beam is operating, check voltage between front combination lamp RH or LH harness
connector and ground.

OK or NG

OK

>> GO TO 3.

NG

>> GO TO 4.

Terminal

Voltage 

(Approx.)

(+)

(-)

Front combination lamp 

connector

Terminal

RH

E47

8

Ground

Battery voltage

LH

E54

8

Terminal

Voltage 

(Approx.)

(+)

(-)

Front combination lamp 

connector

Terminal

RH

E47

8

Ground

Battery voltage

LH

E54

8

SKIB4758E

LT-112

HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -

3. 

CHECK HEADLAMP GROUND 

1.

Turn ignition switch OFF.

2.

Check continuity between front combination lamp RH or LH har-
ness connector and ground.

OK or NG

OK

>> Check connecting condition headlamp harness connec-

tor.

NG

>> Repair harness or connector.

4. 

CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT COMBINATION LAMP

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R connector.

3.

Check continuity between IPDM E/R harness connector (A) and
front combination lamp RH or LH harness connector (B).

4.

Check continuity between IPDM E/R harness connector (A) and
ground.

OK or NG

OK

>> Replace IPDM E/R. Refer to 

PG-31, "Removal and Installation of IPDM E/R"

 .

NG

>> Repair harness or connector.

Front combination lamp 

connector

Terminal

Ground

Continuity

RH

E47

4

Yes

LH

E54

4

SKIB4759E

Circuit

A

B

Continuity

Connector

Terminal

Connector

Terminal

RH

E7

20

E47

8

Yes

LH

30

E54

8

A

Ground

Continuity

Connector

Terminal

RH

E7

20

No

LH

30

SKIB4760E