Infiniti QX56 (Z62). Manual - part 383

 

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Infiniti QX56 (Z62). Manual - part 383

 

 

DEF-42

< SYMPTOM DIAGNOSIS >

ON IS NOT DISPLAYED WHEN PRESSING REAR WINDOW DEFOGGER 

SWITCH BUT IT IS OPERATED

ON IS NOT DISPLAYED WHEN PRESSING REAR WINDOW DEFOGGER
SWITCH BUT IT IS OPERATED

Diagnosis Procedure

INFOID:0000000006299466

1.

CHECK AV CONTROL UNIT FUNCTION

Check that the AV control unit is operating normally.
Refer to 

AV-104, "Work Flow (Multi AV)"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

CONFIRM THE OPERATION

Confirm the operation again.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-40, "Intermittent Incident"

.

NO

>> GO TO 1.

FILAMENT

DEF-43

< REMOVAL AND INSTALLATION >

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DEF

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REMOVAL AND INSTALLATION

FILAMENT

Inspection and Repair

INFOID:0000000006299467

INSPECTION

1.

When measuring voltage, wrap tin foil around the top of the neg-
ative probe. Then press the foil against the wire with your finger.

2.

Attach probe circuit tester (in Volt range) to middle portion of
each filament.

3.

If a filament is burned out, circuit tester registers 0 or battery
voltage.

4.

To locate burned out point, move probe to left and right along fil-
ament. Test needle will swing abruptly when probe passes the
point.

REPAIR

REPAIR EQUIPMENT

• Conductive silver composition (Dupont No. 4817 or equivalent)

SEL122R

SEL263

SEL265

DEF-44

< REMOVAL AND INSTALLATION >

FILAMENT

• Ruler 30 cm (11.8 in) long
• Drawing pen
• Heat gun
• Alcohol
• Cloth

REPAIRING PROCEDURE

1.

Wipe broken heat wire and its surrounding area clean with a
cloth dampened in alcohol.

2.

Apply a small amount of conductive silver composition to tip of
drawing pen.
Shake silver composition container before use.

3.

Place ruler on glass along broken line. Deposit conductive silver
composition on break with drawing pen. Slightly overlap existing
heat wire on both sides [preferably 5 mm (0.20 in)] of the break.

4.

After repair has been completed, check repaired wire for conti-
nuity. This check should be conducted 10 minutes after silver
composition is deposited.
Do not touch repaired area while test is being conducted.

5.

Apply a constant stream of hot air directly to the repaired area
for approximately 20 minutes with a heat gun. A minimum dis-
tance of 3 cm (1.2 in) should be kept between repaired area and
hot air outlet.
If a heat gun is not available, let the repaired area dry for 24
hours.

PIIA0215E

SEL012D

SEL013D

DLK-1

BODY EXTERIOR, DOORS, ROOF & VEHICLE SECURITY

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SECTION 

DLK

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DLK

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CONTENTS

DOOR & LOCK

PRECAUTION ...............................................

8

PRECAUTIONS ...................................................

8

Precaution for Supplemental Restraint System 
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .................................................................
..

8

Precaution Necessary for Steering Wheel Rota-
tion after Battery Disconnect  ...................................
..

8

Precautions For Xenon Headlamp Service  ...............

9

Work ..........................................................................

9

PREPARATION ...........................................

10

PREPARATION ..................................................

10

Commercial Service Tools  ......................................

10

SYSTEM DESCRIPTION  .............................

11

COMPONENT PARTS  .......................................

11

DOOR LOCK SYSTEM  .............................................

11

DOOR LOCK SYSTEM : 
Component Parts Location ....................................

11

DOOR LOCK SYSTEM : Component Description 

....

12

AUTOMATIC BACK DOOR SYSTEM .......................

13

AUTOMATIC BACK DOOR SYSTEM : 
Component Parts Location ....................................

14

AUTOMATIC BACK DOOR SYSTEM : 
Component Description ..........................................

15

SYSTEM (POWER DOOR LOCK SYSTEM)  .....

16

System Diagram ......................................................

16

System Description  .................................................

16

SYSTEM (INTELLIGENT KEY SYSTEM)  ..........

18

INTELLIGENT KEY SYSTEM  ...................................

18

INTELLIGENT KEY SYSTEM : System Diagram ....

18

INTELLIGENT KEY SYSTEM : System Descrip-
tion ..........................................................................

18

DOOR LOCK FUNCTION ..........................................

19

DOOR LOCK FUNCTION : System Diagram ..........

19

DOOR LOCK FUNCTION : System Description  .....

19

BACK DOOR OPEN FUNCTION ...............................

21

BACK DOOR OPEN FUNCTION : System Dia-
gram ........................................................................

21

BACK DOOR OPEN FUNCTION : System De-
scription ...................................................................

21

REMOTE KEYLESS ENTRY FUNCTION ..................

23

REMOTE KEYLESS ENTRY FUNCTION : Sys-
tem Diagram  ............................................................

23

REMOTE KEYLESS ENTRY FUNCTION : Sys-
tem Description ........................................................

23

KEY REMINDER FUNCTION  ....................................

25

KEY REMINDER FUNCTION : System Diagram ....

25

KEY REMINDER FUNCTION : System Descrip-
tion ...........................................................................

26

WELCOME LIGHT FUNCTION  .................................

26

WELCOME LIGHT FUNCTION : System Diagram 

....

26

WELCOME LIGHT FUNCTION : System Descrip-
tion ...........................................................................

26

WARNING FUNCTION  ..............................................

27

WARNING FUNCTION : System Description ..........

27

SYSTEM (AUTOMATIC BACK DOOR SYS-
TEM) ..................................................................

31

System Diagram  ......................................................

31

System Description ..................................................

31

SYSTEM (INTEGRATED HOMELINK 
TRANSMITTER) ................................................

37

System Description ..................................................

37

DIAGNOSIS SYSTEM (BCM)  ...........................

38

COMMON ITEM  .........................................................

38

COMMON ITEM : CONSULT-III Function (BCM - 
COMMON ITEM)  .....................................................

38

 

 

 

 

 

 

 

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