Nissan Qashqai J11. Manual — part 1693

LED HEADLAMP OPERATION INSPECTION

EXL-73

< BASIC INSPECTION >

[LED HEADLAMP]

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LED HEADLAMP OPERATION INSPECTION

Work Procedure

INFOID:0000000010338707

1.

CHECK START

1.

In the cool LED status (wait for more than 10 minutes after turning headlamp OFF), turn ON and turn OFF
headlamp for the several times. Check that headlamp operates normally each time.

2.

In the cool LED status, turn headlamp ON, wait until headlamp enters to the stable status (approximately
5 minutes after turning headlamp ON), and then check that headlamp operates normally without blinking
or flickering.

3.

In the warm LED status (turn headlamp ON for more than 15 minutes and wait for 1 minute after turning
OFF), turn ON and turn OFF headlamp for the several times. Check that headlamp operates normally
each time.

4.

Turn headlamp ON for approximately 30 minutes, and then check that headlamp operates normally with-
out difference in brightness between LH and RH, blinking or flickering.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Refer to

EXL-145, "Symptom Table"

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EXL-74

< BASIC INSPECTION >

[LED HEADLAMP]

SENSOR INITIALIZE

SENSOR INITIALIZE

Description

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Perform the sensor initialize when the following operation is performed.
• Replacing IPDM E/R
• Removing, installing or replacing height sensor
• Adjusting, removing, installing or replacing suspension components

Work Procedure

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1.

VEHICLE CONDITION CHECK

1.

Park the vehicle in the straight-forward position.

2.

Unload the vehicle (no passenger aboard).

>> GO TO 2.

2.

SENSOR INITIALIZE

With CONSULT

1.

Turn ignition switch ON.

2.

Select “SENSOR INITIALIZE” in “Work Support” mode of “IPDM E/R” using CONSULT.

3.

Touch "Start".

4.

When "INITIALISE COMPLETE", touch "End".
NOTE:
If "INITIALISE NOT DONE" is indicated, IPDM E/R detects that the height sensor signal changes. The
sensor initialize is cancelled. In this case, turn the ignition switch OFF to prevent the vehicle from the
height change. Perform the sensor initialize again.

Is the sensor initialize completed?

YES

>> GO TO 3.

NO

>> Perform the sensor initialize again.

3.

SELF DIAGNOSTIC RESULT CHECK

With CONSULT

1.

Select “Self Diagnostic Result” mode of “IPDM E/R” using CONSULT.

2.

Check DTC.

Is DTC detected?

YES

>> GO TO 2.

NO

>> WORK END

B121A FRONT FOG LAMP LH POWER SUPPLY CIRCUIT

EXL-75

< DTC/CIRCUIT DIAGNOSIS >

[LED HEADLAMP]

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DTC/CIRCUIT DIAGNOSIS

B121A FRONT FOG LAMP LH POWER SUPPLY CIRCUIT

DTC Description

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DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connector
• Front fog lamp LH bulb
• IPDM E/R

FAIL-SAFE

Shuts off the power supply to the front fog lamp LH power supply circuit until the front fog lamp ON conditions
are no longer satisfied.

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

With CONSULT

1.

Turn ignition switch ON.

2.

Select “F FOG LH CIRC MALFUNCTN” in “Data Monitor” mode of “IPDM E/R” using CONSULT.

3.

Check the monitor status.

What is the monitor status?

“0”

>> GO TO 2.

“1”

>> A short circuit is detected multiple times in the front fog lamp LH power supply circuit, and damage

accumulates at the smart FET inside the IPDM E/R. For this reason, IPDM E/R does not turn ON
the smart FET. Because the DTC cannot be reproduced in this state, perform

EXL-75, "Diagnosis

Procedure"

and replace IPDM E/R after the malfunctioning part is repaired. Refer to

PCS-67,

"Removal and Installation"

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2.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1.

Turn ignition switch OFF.

2.

Turn ignition switch ON.

3.

Turn lighting switch 1ST, and front fog lamp switch ON.

4.

Select “Self Diagnostic Result” mode of “IPDM E/R” using CONSULT.

5.

Check DTC.

Is DTC detected?

YES

>> Refer to

EXL-75, "Diagnosis Procedure"

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NO-1

>> To check malfunction symptom before repair: Refer to

GI-41, "Intermittent Incident"

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NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

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1.

CHECK FRONT FOG LAMP LH POWER SUPPLY CIRCUIT (SHORT)

1.

Turn ignition switch OFF.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

B121A

FR FOG LAMP LH PWR SPLY CIRC
(Front fog lamp left hand power supply cir-
cuit)

[CIRC
SHORT TO
GRND]

When front fog lamp ON conditions are satisfied (smart
FET inside IPDM E/R is ON), and overcurrent is detected
in the front fog lamp LH power supply circuit.

Monitor item

Monitor status

F FOG LH CIRC MALFUNCTN

0

1

EXL-76

< DTC/CIRCUIT DIAGNOSIS >

[LED HEADLAMP]

B121A FRONT FOG LAMP LH POWER SUPPLY CIRCUIT

2.

Turn lighting switch OFF, and front fog lamp switch OFF.

3.

Disconnect IPDM E/R connector and front fog lamp LH connector.

4.

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

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness.

2.

CHECK FRONT FOG LAMP LH POWER SUPPLY

With CONSULT

1.

Connect IPDM E/R connector.

2.

Turn ignition switch ON

3.

Select “FRONT FOG LAMP” in “Active Test” mode of “IPDM E/R” using CONSULT.

4.

With operating the test items, check the voltage between front fog lamp LH harness connector and
ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace IPDM E/R. Refer to

PCS-67, "Removal and Installation"

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3.

CHECK FRONT FOG LAMP LH BULB

Check the front fog lamp LH bulb. Refer to

EXL-76, "Component Inspection"

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Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace front fog lamp LH bulb. Refer to

EXL-164, "Replacement"

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Component Inspection

INFOID:0000000010452522

1.

CHECK FRONT FOG LAMP LH BULB

1.

Turn ignition switch OFF.

2.

Disconnect front fog lamp LH connector.

3.

Check resistance of front fog lamp LH terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace front fog lamp LH bulb. Refer to

EXL-164, "Replacement"

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IPDM E/R

Continuity

Connector

Terminal

E102

59

Ground

Not existed

+

-

Test item

Voltage

Front fog lamp LH

Connector

Terminal

E94

1

Ground

FRONT FOG
LAMP

On

9 – 16 V

Off

0 – 1 V

Front fog lamp LH

Resistance

Terminal

1

2

Except 0

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Текст

Политика конфиденциальности