Nissan Juke (2016 year). Service Repair Manual - part 420

 

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Nissan Juke (2016 year). Service Repair Manual - part 420

 

 

A/C UNIT ASSEMBLY

HA-45

< REMOVAL AND INSTALLATION >

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14. Remove fixing screws (A), and then remove BCM.

15. Remove all of harness connectors and mounting nuts necessary to allow steering column assembly to be

moved. Refer to 

ST-11, "Removal and Installation"

.

16. Move steering column assembly to secure work space. 
17. Remove all of harness connectors and clips necessary to allow steering member to be removed. Move

main harness aside and secure work space so that steering member can be easily removed.

18. Remove mounting bolts (A) and (B), and then remove steering member (1) from the vehicle.

CAUTION:

When removing steering member, 2 workers are required to prevent it from dropping.

19. Remove A/C unit assembly from vehicle.

CAUTION:

When removing A/C unit assembly, 2 workers are required to prevent it from dropping.

INSTALLATION

Note the following items, and then install in the reverse order of removal.

CAUTION:

• Replace O-rings with new ones. Then apply compressor oil to them when installing.

• Check for leakages when recharging refrigerant. Refer to 

HA-17, "Leak Test"

.

NOTE:

Refer to 

CO-11, "Refilling"

 ( MR for NISMO RS models) or 

CO-40, "Draining and Filling"

 (MR except for

NISMO RS models) when filling radiator with engine coolant.

EVAPORATOR

JMIIA0885ZZ

JMIIA0990ZZ

Revision: November 2015

2016 JUKE

HA-46

< REMOVAL AND INSTALLATION >

A/C UNIT ASSEMBLY

EVAPORATOR : Removal and Installation

INFOID:0000000012197137

REMOVAL

1. Remove A/C unit assembly. Refer to 

HA-43, "A/C UNIT ASSEMBLY : Removal and Installation"

.

2. Disassemble A/C unit assembly, and then remove evaporator.
3. Remove intake sensor from evaporator. (Automatic air conditioning)
4. Remove thermo control amp. from evaporator. (Manual air conditioning)
5. Remove mounting bolts, and then remove expansion valve.

INSTALLATION

Note the following items, and then install in the reverse order of removal.

CAUTION:

• Replace O-rings with new ones. Then apply compressor oil to them when installing.

• When install the intake sensor (Automatic air conditioning) or the thermo control amp. (Manual air

conditioning), set the same position before replacement.

• Never rotate the bracket insertion part when removing and installing the intake sensor (automatic air

conditioning) or the thermo control amp. (manual air conditioning).

• Perform lubricant adjusting procedure after installing new evaporator. Refer to 

HA-21, "Lubricant

Adjusting Procedure for Components Replacement Except Compressor"

.

HEATER CORE
HEATER CORE : Removal and Installation

INFOID:0000000012197138

REMOVAL

1. Remove A/C unit assembly. Refer to 

HA-43, "A/C UNIT ASSEMBLY : Removal and Installation"

.

2. Remove heater pipe grommet and heater pipe support from A/C unit assembly.
3. Remove foot duct LH. Refer to 

VTL-13, "FOOT DUCT : Removal and Installation"

.

4. Slide heater core to leftward, and then remove heater core from A/C unit assembly.

INSTALLATION

Note the following item, and then install in the reverse order of removal.

NOTE:

Refer to 

CO-11, "Refilling"

 when filling radiator with engine coolant.

EXPANSION VALVE
EXPANSION VALVE : Removal and Installation

INFOID:0000000012197139

CAUTION:

Perform lubricant return operation before each refrigeration system disassembly. However, if a large

amount of refrigerant or lubricant is detected, never perform lubricant return operation. Refer to 

HA-

21, "Perform Lubricant Return Operation"

.

REMOVAL

1. Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to 

HA-19, "Recy-

cle Refrigerant"

.

2. Remove cowl top and cowl top extension. Refer to 

EXT-30, "Removal and Installation"

.

3. Remove mounting nut, and then move lower dash insulator

aside.

: Nut

: Vehicle front

JMIIA0973ZZ

Revision: November 2015

2016 JUKE

A/C UNIT ASSEMBLY

HA-47

< REMOVAL AND INSTALLATION >

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4. Remove mounting bolt (A), and then disconnect low-pressure

flexible hose (1) and high-pressure pipe (2) from expansion

valve.

CAUTION:

Cap or wrap the joint of the A/C piping and expansion valve

with suitable material such as vinyl tape to avoid the entry

of air.

5. Remove mounting bolts (A), and then remove expansion valve.

INSTALLATION

Note the following items, and then install in the reverse order of removal.

CAUTION:

• Replace O-rings with new ones. Then apply compressor oil to them when installing.

• Check for leakages when recharging refrigerant. Refer to 

HA-17, "Leak Test"

.

: Vehicle front

JMIIA0974ZZ

JMIIA0883ZZ

Revision: November 2015

2016 JUKE

HA-48

< SERVICE DATA AND SPECIFICATIONS (SDS) 

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Compressor

INFOID:0000000012197140

Lubricant

INFOID:0000000012197141

Refrigerant

INFOID:0000000012197142

Engine Idling Speed

INFOID:0000000012197143

Refer to 

EC-591, "Idle Speed"

 (MR for NISMO RS models) or 

EC-1258, "Idle Speed"

 (MR except for NISMO

RS models).

Belt Tension

INFOID:0000000012197144

Refer to 

EM-21, "Inspection"

 (MR for NISMO RS models) or 

EM-186, "Inspection"

 (MR except for NISMO RS

models).

Model

CALSONIC KANSEI make

CR-08b

Type

Vane rotary

Displacement
cm

3

 (cu in)/rev

Maximum

83 (5.1)

Direction of rotation

Clockwise (viewed from clutch)

Drive belt

Poly V

Disc to pulley clearance
mm (in)

Standard

0.3 – 0.6 (0.012 – 0.024)

Name

A/C System Oil Type R (DH-PR)

Capacity
m  (US fl oz, Imp fl oz)

Total in system

120 (4.1, 4.2)

Compressor (service part) charging 
amount

120 (4.1, 4.2)

Type

HFC-134a (R-134a)

Capacity
kg (lb)

0.40 (0.9)

Revision: November 2015

2016 JUKE

HAC-1

VENTILATION, HEATER & AIR CONDITIONER

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SECTION 

HAC

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HAC

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CONTENTS

HEATER & AIR CONDITIONING CONTROL SYSTEM

AUTOMATIC AIR CONDITIONING

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

5

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

5

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

5

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

5

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

7

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

7

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

7

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

8

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

8

A/C UNIT ASSEMBLY : Aspirator .............................

8

A/C UNIT ASSEMBLY : Intake Sensor  .....................

8

A/C UNIT ASSEMBLY : Air Mix Door Motor  .............

8

A/C UNIT ASSEMBLY : Mode Door Motor  ...............

9

A/C UNIT ASSEMBLY : Intake Door Motor ...............

9

A/C UNIT ASSEMBLY : Blower Motor  ......................

9

A/C UNIT ASSEMBLY : Power Transistor ................

9

Multi Display Unit  ....................................................

10

A/C Auto Amp.  ........................................................

10

BCM ........................................................................

10

ECM ........................................................................

10

IPDM E/R  ................................................................

10

Ambient Sensor .......................................................

10

In-vehicle Sensor  ....................................................

10

Sunload Sensor .......................................................

10

Refrigerant Pressure Sensor ...................................

10

Magnet Clutch  .........................................................

11

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

12

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

12

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

12

Temperature Control  ...............................................

13

Air Outlet Control .....................................................

14

Air Flow Control .......................................................

14

Air Inlet Control  .......................................................

15

Compressor Control  ................................................

15

Door Control  ............................................................

16

ECO Mode Control  ..................................................

19

Fail-safe ...................................................................

19

OPERATION .....................................................

21

Switch Name and Function ......................................

21

DIAGNOSIS SYSTEM (A/C AUTO AMP.)  ........

24

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

24

CONSULT Function .................................................

24

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

27

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

27

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

27

AIR CONDITIONER  ...................................................

28

AIR CONDITIONER : CONSULT Function (BCM - 
AIR CONDITIONER) (Automatic A/C) .....................

28

ECU DIAGNOSIS INFORMATION ..............

30

A/C AUTO AMP.  ...............................................

30

Reference Value ......................................................

30

Fail-safe ...................................................................

33

DTC Index  ...............................................................

33

MULTI DISPLAY UNIT, BCM, ECM, IPDM E/R 

...

34

List of ECU Reference .............................................

34

WIRING DIAGRAM ......................................

35

AUTOMATIC AIR CONDITIONING SYSTEM ...

35

Wiring Diagram ........................................................

35

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

45

DIAGNOSIS AND REPAIR WORK FLOW  .......

45

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

45

Revision: November 2015

2016 JUKE

HAC-2

OPERATION INSPECTION ...............................

48

Work Procedure ......................................................

48

SYSTEM SETTING ............................................

50

Temperature Setting Trimmer ................................

50

Inlet Port Memory Function (REC)  .........................

50

Inlet Port Memory Function (FRE) ..........................

51

Foot Position Setting Trimmer  ................................

51

DOOR MOTOR STARTING POSITION RE-
SET ....................................................................

52

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

52

Work Procedure ......................................................

52

DTC/CIRCUIT DIAGNOSIS .........................

53

U1000 CAN COMM CIRCUIT  ............................

53

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

53

DTC Logic ...............................................................

53

Diagnosis Procedure  ..............................................

53

U1010 CONTROL UNIT (CAN)  .........................

54

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

54

DTC Logic ...............................................................

54

Diagnosis Procedure  ..............................................

54

B2578, B2579 IN-VEHICLE SENSOR ...............

55

DTC Logic ...............................................................

55

Diagnosis Procedure  ..............................................

55

Component Inspection ............................................

56

B257B, B257C AMBIENT SENSOR  .................

58

DTC Logic ...............................................................

58

Diagnosis Procedure  ..............................................

58

Component Inspection ............................................

59

B2581, B2582 INTAKE SENSOR ......................

61

DTC Logic ...............................................................

61

Diagnosis Procedure  ..............................................

61

Component Inspection ............................................

62

B2630, B2631 SUNLOAD SENSOR  .................

64

DTC Logic ...............................................................

64

Diagnosis Procedure  ..............................................

64

Component Inspection ............................................

65

B27A0, B27A1 INTAKE DOOR MOTOR  ..........

67

DTC Logic ...............................................................

67

Diagnosis Procedure  ..............................................

67

Component Inspection (PBR) .................................

69

Component Inspection (Motor)  ...............................

69

B27A2, B27A3, B27A4, B27A5 AIR MIX 
DOOR MOTOR  ..................................................

71

DTC Logic ...............................................................

71

Diagnosis Procedure  ..............................................

71

Component Inspection ............................................

72

B27A6, B27A7, B27A8, B27A9 MODE DOOR 
MOTOR ..............................................................

73

DTC Logic ...............................................................

73

Diagnosis Procedure ...............................................

73

Component Inspection  ............................................

74

POWER SUPPLY AND GROUND CIRCUIT .....

75

A/C AUTO AMP. ........................................................

75

A/C AUTO AMP. : Diagnosis Procedure .................

75

A/C ON SIGNAL  ................................................

77

Component Function Check  ...................................

77

Diagnosis Procedure ...............................................

77

BLOWER FAN ON SIGNAL ..............................

79

Component Function Check  ...................................

79

Diagnosis Procedure ...............................................

79

BLOWER MOTOR .............................................

81

Diagnosis Procedure ...............................................

81

Component Inspection (Blower Motor)  ...................

83

Component Inspection (Blower Relay)  ...................

84

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

85

Component Function Check  ...................................

85

Diagnosis Procedure ...............................................

85

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

86

AUTOMATIC AIR CONDITIONER SYSTEM  ....

86

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

86

INSUFFICIENT COOLING .................................

88

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

88

Diagnosis Procedure ...............................................

88

INSUFFICIENT HEATING  .................................

90

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

90

Diagnosis Procedure ...............................................

90

COMPRESSOR DOES NOT OPERATE  ...........

91

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

91

Diagnosis Procedure ...............................................

91

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

92

CONTROLLER ..................................................

92

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

92

A/C AUTO AMP. ................................................

93

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

93

AMBIENT SENSOR ...........................................

94

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

94

IN-VEHICLE SENSOR .......................................

95

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

95

SUNLOAD SENSOR  .........................................

96

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

96

INTAKE SENSOR ..............................................

97

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

97

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

97

Revision: November 2015

2016 JUKE

HAC-3

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

98

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

98

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

98

POWER TRANSISTOR  ......................................

99

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

99

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

99

DOOR MOTOR .................................................

100

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

100

INTAKE DOOR MOTOR ..........................................

101

INTAKE DOOR MOTOR : Removal and Installa-
tion ........................................................................

101

MODE DOOR MOTOR  ............................................

101

MODE DOOR MOTOR : Removal and Installation ..

101

AIR MIX DOOR MOTOR  .........................................

102

AIR MIX DOOR MOTOR : Removal and Installa-
tion ........................................................................

102

MANUAL AIR CONDITIONING

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

103

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

103

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

103

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

103

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

105

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

105

Component Part Location  .....................................

105

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

105

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

106

A/C UNIT ASSEMBLY : Thermo Control Amp.  .....

106

A/C UNIT ASSEMBLY : Blower Motor  ..................

106

A/C UNIT ASSEMBLY : Blower Fan Resistor  .......

106

A/C Control ............................................................

106

BCM ......................................................................

107

ECM ......................................................................

107

IPDM E/R  ..............................................................

107

Refrigerant Pressure Sensor .................................

107

Magnet Clutch  .......................................................

107

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

108

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

108

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

108

Compressor Control  ..............................................

108

Door Control ..........................................................

109

OPERATION .....................................................

112

Switch Name and Function  ...................................

112

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

113

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

113

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

113

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

113

AIR CONDITIONER  .................................................

115

AIR CONDITIONER : CONSULT Function (BCM - 
AIR CONDITIONER) (Manual A/C)  .......................

115

ECU DIAGNOSIS INFORMATION ............

117

BCM, ECM, IPDM E/R .....................................

117

List of ECU Reference ...........................................

117

WIRING DIAGRAM ....................................

118

MANUAL AIR CONDITIONING SYSTEM .......

118

Wiring Diagram ......................................................

118

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

125

DIAGNOSIS AND REPAIR WORK FLOW  .....

125

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

125

OPERATION INSPECTION  ............................

128

Work Procedure .....................................................

128

DTC/CIRCUIT DIAGNOSIS  .......................

130

A/C SWITCH  ...................................................

130

Component Function Check  ..................................

130

Diagnosis Procedure  .............................................

130

BLOWER FAN ON SIGNAL  ...........................

132

Component Function Check  ..................................

132

Diagnosis Procedure  .............................................

132

THERMO CONTROL AMPLIFIER  ..................

134

Component Function Check  ..................................

134

Diagnosis Procedure  .............................................

134

DEFROSTER POSITION SIGNAL ..................

136

Component Function Check  ..................................

136

Diagnosis Procedure  .............................................

136

A/C INDICATOR ..............................................

138

Diagnosis Procedure  .............................................

138

BLOWER MOTOR  ..........................................

140

Diagnosis Procedure  .............................................

140

Component Inspection (Blower Motor)  ..................

142

Component Inspection (Blower Relay)  ..................

142

Component Inspection (Blower Fan Resistor) .......

142

Component Inspection (Fan Switch)  .....................

142

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

144

Component Function Check  ..................................

144

Diagnosis Procedure  .............................................

144

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

145

MANUAL AIR CONDITIONING SYSTEM .......

145

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

145

INSUFFICIENT COOLING  .............................

Revision: November 2015

2016 JUKE

HAC-4

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

147

Diagnosis Procedure  .............................................

147

INSUFFICIENT HEATING  ...............................

148

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

148

Diagnosis Procedure  .............................................

148

COMPRESSOR DOES NOT OPERATE  .........

149

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

149

Diagnosis Procedure  .............................................

149

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

151

A/C CONTROL  ................................................

151

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

151

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

151

THERMO CONTROL AMPLIFIER ...................

152

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

152

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

153

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

153

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

153

BLOWER FAN RESISTOR  ..............................

154

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

154

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

154

DOOR CABLE  ..................................................

155

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

155

INTAKE DOOR CABLE  ..........................................

156

INTAKE DOOR CABLE : Removal and Installation 

.

156

MODE DOOR CABLE  .............................................

156

MODE DOOR CABLE : Removal and Installation .

157

AIR MIX DOOR CABLE  ..........................................

157

AIR MIX DOOR CABLE : Removal and Installation 

.

157

Revision: November 2015

2016 JUKE

 

 

 

 

 

 

 

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