Nissan Murano. Instruction — part 791

INSPECTION AND ADJUSTMENT

GI-59

< BASIC INSPECTION >

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INSPECTION AND ADJUSTMENT

ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL

ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL : Re-
quired Procedure After Battery Disconnection

INFOID:0000000009720552

*: Not equipped.

SYSTEM

ITEM

REFERENCE

Automatic air conditioning
system

Temperature setting trimmer

WITHOUT 7 INCH DISPLAY

HAC-10, "Temperature Setting

Trimmer"

WITH 7 INCH DISPLAY

HAC-136, "Temperature Setting

Trimmer"

Foot position setting trimmer

WITHOUT 7 INCH DISPLAY

HAC-10, "Foot Position Setting

Trimmer"

WITH 7 INCH DISPLAY

HAC-136, "Foot Position Setting

Trimmer"

Inlet port memory function*

—

Inlet port memory function (FRE)

WITHOUT 7 INCH DISPLAY

HAC-11, "Inlet Port Memory Func-

tion (FRE)"

WITH 7 INCH DISPLAY

HAC-137, "Inlet Port Memory

Function (FRE)"

Inlet port memory function (REC)

WITHOUT 7 INCH DISPLAY

HAC-11, "Inlet Port Memory Func-

tion (REC)"

WITH 7 INCH DISPLAY

HAC-137, "Inlet Port Memory

Function (REC)"

Gas sensor sensitivity adjustment function*

—

Auto intake switch interlocking movement change*

—

Clean switch interlocking movement change*

—

Automatic drive positioner

Automatic drive positioner system

ADP-8, "ADDITIONAL SERVICE

WHEN REMOVING BATTERY

NEGATIVE TERMINAL : Descrip-

tion"

Power window control

Power window control system

PWC-5, "ADDITIONAL SERVICE

WHEN REMOVING BATTERY

NEGATIVE TERMINAL : Descrip-

tion"

Sunroof system

Sunroof system

—

Sunshade system

Sunshade system

—

Rear view monitor

Rear view monitor predictive course line center position adjust-
ment

—

Around view monitor*

Predictive course line center position adjustment

—

Automatic back door system

Automatic back door system

DLK-13, "ADDITIONAL SERVICE

WHEN REMOVING BATTERY

NEGATIVE TERMINAL : Descrip-

tion"

Engine oil level read*

Engine oil level read

—

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VENTILATION, HEATER & AIR CONDITIONER

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SECTION

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CONTENTS

HEATER & AIR CONDITIONING SYSTEM

BASIC INSPECTION . . . . . . . . .

3

DIAGNOSIS AND REPAIR WORK FLOW . . .

3

Work Flow . . . . . . . . . . . . . . . .....

3

SYSTEM DESCRIPTION . . . . . . . ..

5

REFRIGERATION SYSTEM . . . . . . . ...

5

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

5

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

5

Component Parts Location . . . . . . . . . ....

6

Component Description . . . . . . . . . . .....

7

SYMPTOM DIAGNOSIS . . . . . . . ...

8

REFRIGERATION SYSTEM SYMPTOMS . . ..

8

Trouble Diagnosis For Unusual Pressure . . . .....

8

Symptom Table . . . . . . . . . . . . . .....

8

COMPRESSOR SYSTEM SYMPTOMS . . . .

11

Symptom Table . . . . . . . . . . . . . ...

11

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

12

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

12

FOR USA AND CANADA . . . . . . . . . . ..

12

FOR USA AND CANADA : Precaution for Supple-
mental Restraint System (SRS) "AIR BAG" and
"SEAT BELT PRE-TENSIONER" . . . . . . .

12

FOR MEXICO . . . . . . . . . . . . . . .

12

FOR MEXICO : Precaution for Supplemental Re-
straint System (SRS) "AIR BAG" and "SEAT BELT
PRE-TENSIONER" . . . . . . . . . . . . .

12

Precautions for Removing of Battery Terminal . ...

13

Precaution for Procedure without Cowl Top Cover

.

13

Working with HFC-134a (R-134a) . . . . . . ...

13

General Refrigerant Precaution . . . . . . . ..

14

Refrigerant Connection . . . . . . . . . . ...

14

Service Equipment . . . . . . . . . . . . ..

16

COMPRESSOR . . . . . . . . . . . . ..

19

General Precautions . . . . . . . . . . . .

19

LEAK DETECTION DYE . . . . . . . . ...

20

General Precautions . . . . . . . . . . . .

20

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

21

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

21

Special Service Tool . . . . . . . . . . . .

21

Commercial Service Tool . . . . . . . . . .

24

Sealant or/and Lubricant . . . . . . . . . . .

24

PERIODIC MAINTENANCE . . . . . .

25

LUBRICANT . . . . . . . . . . . . . ..

25

Maintenance of Lubricant Quantity . . . . . . ..

25

Lubricant Adjusting Procedure for Components
Replacement Except Compressor . . . . . . ...

25

Lubricant Adjusting Procedure for Compressor
Replacement . . . . . . . . . . . . . . ...

26

REFRIGERATION SYSTEM . . . . . . . .

28

Inspection . . . . . . . . . . . . . . . .

28

Performance Chart . . . . . . . . . . . . ..

28

Refrigerant Leakages . . . . . . . . . . . ..

29

FLUORESCENT LEAK DETECTOR . . . .

30

Inspection . . . . . . . . . . . . . . . .

30

ELECTRICAL LEAK DETECTOR . . . . .

31

Inspection . . . . . . . . . . . . . . . .

31

REMOVAL AND INSTALLATION . . . ...

34

REFRIGERATION SYSTEM . . . . . . . .

34

Exploded View . . . . . . . . . . . . . . .

34

Inspection After Installation . . . . . . . . . .

34

COMPRESSOR . . . . . . . . . . . . .

37

Exploded View . . . . . . . . . . . . . . .

37

COMPRESSOR . . . . . . . . . . . . . . ..

37

COMPRESSOR : Removal and Installation . . .

37

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MAGNET CLUTCH . . . . . . . . . . . . ...

38

MAGNET CLUTCH : Removal and Installation . ..

38

Inspection . . . . . . . . . . . . . . . ...

39

LOW-PRESSURE FLEXIBLE HOSE . . . .

40

Exploded View . . . . . . . . . . . . . ....

40

Removal and Installation . . . . . . . . . ....

40

HIGH-PRESSURE FLEXIBLE HOSE . . . .

42

Exploded View . . . . . . . . . . . . . ....

42

Removal and Installation . . . . . . . . . ....

42

LOW-PRESSURE PIPE . . . . . . . . . .

44

Exploded View . . . . . . . . . . . . . ....

44

Removal and Installation . . . . . . . . . ....

44

HIGH-PRESSURE PIPE . . . . . . . . .

46

Exploded View . . . . . . . . . . . . . ....

46

Removal and Installation . . . . . . . . . ....

46

CONDENSER PIPE ASSEMBLY . . . . . ..

48

Exploded View . . . . . . . . . . . . . ....

48

Removal and Installation . . . . . . . . . ....

48

CONDENSER . . . . . . . . . . . . .

50

Exploded View . . . . . . . . . . . . . ....

50

Removal and Installation . . . . . . . . . ....

50

LIQUID TANK . . . . . . . . . . . . .

52

Exploded View . . . . . . . . . . . . . ....

52

Removal and Installation . . . . . . . . . . .

52

REFRIGERANT PRESSURE SENSOR . . .

54

Exploded View . . . . . . . . . . . . . .

54

Removal and Installation . . . . . . . . . . .

54

EVAPORATOR PIPE ASSEMBLY . . . . .

55

Exploded View . . . . . . . . . . . . . .

55

Removal and Installation . . . . . . . . . . .

55

EVAPORATOR . . . . . . . . . . . . ..

58

Exploded View . . . . . . . . . . . . . .

58

Removal and Installation . . . . . . . . . . .

59

EXPANSION VALVE . . . . . . . . . . .

60

Exploded View . . . . . . . . . . . . . .

60

Removal and Installation . . . . . . . . . . .

61

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . ..

62

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . . .

62

Compressor . . . . . . . . . . . . . . .

62

Lubricant . . . . . . . . . . . . . . . . .

62

Refrigerant . . . . . . . . . . . . . . . ..

62

Engine Idling Speed . . . . . . . . . . . .

62

Belt Tension . . . . . . . . . . . . . . .

62

DIAGNOSIS AND REPAIR WORK FLOW

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< BASIC INSPECTION >

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BASIC INSPECTION

DIAGNOSIS AND REPAIR WORK FLOW

Work Flow

INFOID:0000000009718608

OVERALL SEQUENCE

*1: Refer to

HAC-106, "DTC Index"

(WITHOUT 7 INCH DISPLAY) or

HAC-230, "DTC Index"

(WITH 7 INCH

DISPLAY).
*2: Refer to

HAC-108, "Diagnosis Chart By Symptom"

(WITHOUT 7 INCH DISPLAY) or

HAC-232, "Diagnosis

Chart By Symptom"

(WITH 7 INCH DISPLAY).

DETAILED FLOW

1.

OBTAIN INFORMATION ABOUT SYMPTOM

Interview the customer to obtain as much information as possible about the conditions and environment under
which the malfunction occurred.

>> GO TO 2.

2.

VERIFY SYMPTOM

Verify the symptom with operational check based on the information obtained from the customer. Refer to

HAC-134, "Description & Inspection"

(WITHOUT 7 INCH DISPLAY) or

HAC-232, "Diagnosis Chart By Symp-

tom"

(WITH 7 INCH DISPLAY).

JSIIA0943GB