Nissan Quest E52. Manual - part 702

CONSULT/GST CHECKING SYSTEM

GI-57

< BASIC INSPECTION >

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JRAWC0621GB

GI-58

< BASIC INSPECTION >

INSPECTION AND ADJUSTMENT

INSPECTION AND ADJUSTMENT

ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL

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

INFOID:0000000009803635

*1: Not equipped.

*2: With ACCS (Advanced climate control system)

SYSTEM

ITEM

REFERENCE

Automatic air conditioning 
system

Temperature setting trimmer (Front)

HAC-82, "Temperature Setting 

Trimmer (Front)"

Temperature setting trimmer (Rear)

HAC-83, "Temperature Setting 

Trimmer (Rear)"

Foot position setting trimmer

HAC-84, "Foot Position Setting 

Trimmer"

Inlet port memory function

HAC-84, "Inlet Port Memory Func-

tion"

Inlet port memory function (FRE)

*1

—

Inlet port memory function (REC)

*1

—

Exhaust gas / outside odor detecting gas sensor sensitivity ad-

justment function

*2

HAC-85, "Exhaust Gas/Outside 

Odor Detecting Sensor Sensitivity 

Adjustment Function"

Auto intake switch interlocking movement change

*2

HAC-85, "AUTO Intake Switch In-

terlocking Movement Change 

Function"

Clean switch interlocking movement change

*1

—

Automatic drive positioner

Automatic drive positioner system

ADP-46, "Description"

Power window control

Power window control system

FRONT WINDOW ANTI-
PINCH

PWC-92, "Description"

DRIVER SIDE WINDOW 
ANTI-PINCH

PWC-32, "Description"

Sunroof system

Sunroof system

—

Sunshade system

Sunshade system

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Rear view monitor

Rear view monitor predictive course line center position adjust-
ment

—

Around view monitor

Predictive course line center position adjustment

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Automatic sliding door sys-

tem

*1

Automatic sliding door system

DLK-168, "AUTOMATIC SLIDING 

DOOR SYSTEM : Description"

Automatic back door system

*1

Automatic back door system

DLK-168, "AUTOMATIC BACK 

DOOR SYSTEM : Description"

Engine oil level read

*1

Engine oil level read

—

HA-1

VENTILATION, HEATER & AIR CONDITIONER

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SECTION 

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CONTENTS

HEATER & AIR CONDITIONING SYSTEM

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

3

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

3

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

3

Precaution for Procedure without Cowl Top Cover 

......

3

Precautions for Removing Battery Terminal  .............

4

Precautions For Refrigerant System Service  ............

4

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

7

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

9

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

9

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

9

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

12

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

12

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

13

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

13

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

13

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

13

SYSTEM .............................................................

14

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

14

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

14

BASIC INSPECTION  ...................................

16

DIAGNOSIS AND REPAIR WORKFLOW  .........

16

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

16

REFRIGERANT ..................................................

18

Description ..............................................................

18

Leak Test  ................................................................

18

Recycle Refrigerant .................................................

20

Charge Refrigerant ..................................................

20

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

22

Description ..............................................................

22

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

22

Perform Lubricant Return Operation  .......................

22

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

22

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

23

PERFORMANCE TEST  ....................................

25

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

25

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

27

REFRIGERATION SYSTEM SYMPTOMS ........

27

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

27

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

27

NOISE ................................................................

29

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

29

REMOVAL AND INSTALLATION  ...............

30

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

30

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

30

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

30

COMPRESSOR : Removal and Installation ............

31

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

32

MAGNET CLUTCH : Removal and Installation of 
Compressor Clutch ..................................................

32

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

32

COOLER PIPE AND HOSE  ..............................

34

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

34

HIGH-PRESSURE FLEXIBLE HOSE  ........................

35

HIGH-PRESSURE FLEXIBLE HOSE : Removal 
and Installation  ........................................................

35

LOW-PRESSURE FLEXIBLE HOSE .........................

36

LOW-PRESSURE FLEXIBLE HOSE : Removal 
and Installation  ........................................................

36

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

36

HA-2

HIGH-PRESSURE PIPE : Removal and Installa-
tion ..........................................................................

36

COOLER PIPE ASSEMBLY  .....................................

37

COOLER PIPE ASSEMBLY : Removal and Instal-
lation .......................................................................

37

REAR COOLER PIPE 1  ............................................

40

REAR COOLER PIPE 1 : Removal and Installa-
tion ..........................................................................

40

REAR COOLER PIPE 2  ............................................

42

REAR COOLER PIPE 2 : Removal and Installa-
tion ..........................................................................

42

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

43

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

43

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

43

CONDENSER : Removal and Installation  ..............

43

CONDENSER PIPE ASSEMBLY ..............................

44

CONDENSER PIPE ASSEMBLY : Removal and 
Installation ..............................................................

44

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

44

LIQUID TANK : Removal and Installation ...............

44

REFRIGERANT PRESSURE SENSOR ....................

45

REFRIGERANT PRESSURE SENSOR : Remov-
al and Installation ....................................................

45

A/C UNIT ASSEMBLY .......................................

47

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

47

HEATER & COOLING UNIT ASSEMBLY  ................

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HEATER & COOLING UNIT ASSEMBLY : Re-
moval and Installation  .............................................

49

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

52

EVAPORATOR : Removal and Installation  ............

52

EVAPORATOR PIPE ASSEMBLY  ...........................

53

EVAPORATOR PIPE ASSEMBLY : Removal and 
Installation ...............................................................

53

HEATER CORE  .........................................................

54

HEATER CORE : Removal and Installation ............

54

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

55

EXPANSION VALVE : Removal and Installation  ....

55

REAR A/C UNIT  ................................................

56

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

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REAR A/C UNIT ASSEMBLY  ...................................

57

REAR A/C UNIT ASSEMBLY : Removal and In-
stallation ..................................................................

57

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

58

EVAPORATOR : Removal and Installation .............

58

EVAPORATOR PIPE ASSEMBLY  ...........................

59

EVAPORATOR PIPE ASSEMBLY : Removal and 
Installation ...............................................................

59

HEATER CORE  .........................................................

59

HEATER CORE : Removal and Installation ............

59

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

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EXPANSION VALVE : Removal and Installation  ....

60

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

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

61

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

61

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

61

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

61

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

61

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

61