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
NOTE:
Refer to
( MR for NISMO RS models) or
(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
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:
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
21, "Perform Lubricant Return Operation"
REMOVAL
1. Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to
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
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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
: 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
(MR for NISMO RS models) or
(MR except for NISMO
RS models).
Belt Tension
INFOID:0000000012197144
Refer to
(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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CONTENTS
HEATER & AIR CONDITIONING CONTROL SYSTEM
AUTOMATIC AIR CONDITIONING
PRECAUTION . . . . . . . . . . . ...
PRECAUTIONS . . . . . . . . . . . . ...
Precautions for Removing Battery Terminal . . .....
SYSTEM DESCRIPTION . . . . . . . ..
COMPONENT PARTS . . . . . . . . . .
Component Parts Location . . . . . . . . . ....
Component Description . . . . . . . . . . .....
A/C UNIT ASSEMBLY . . . . . . . . . . . .....
A/C UNIT ASSEMBLY : Aspirator . . . . . . .....
A/C UNIT ASSEMBLY : Intake Sensor . . . . .....
A/C UNIT ASSEMBLY : Air Mix Door Motor . . .....
A/C UNIT ASSEMBLY : Mode Door Motor . . . ...
A/C UNIT ASSEMBLY : Intake Door Motor . . . ...
A/C UNIT ASSEMBLY : Blower Motor . . . . . ..
A/C UNIT ASSEMBLY : Power Transistor . . . ....
Multi Display Unit . . . . . . . . . . . . .
A/C Auto Amp. . . . . . . . . . . . . . .
BCM . . . . . . . . . . . . . . . . . .
ECM . . . . . . . . . . . . . . . . . .
IPDM E/R . . . . . . . . . . . . . . . .
Ambient Sensor . . . . . . . . . . . . . ...
In-vehicle Sensor . . . . . . . . . . . . .
Sunload Sensor . . . . . . . . . . . . . ...
Refrigerant Pressure Sensor . . . . . . . . ...
Magnet Clutch . . . . . . . . . . . . . . .
SYSTEM . . . . . . . . . . . . . . . .
System Diagram . . . . . . . . . . . . . ..
System Description . . . . . . . . . . . . .
Temperature Control . . . . . . . . . . . ...
Air Outlet Control . . . . . . . . . . . . . .
Air Flow Control . . . . . . . . . . . . . ...
Air Inlet Control . . . . . . . . . . . . . ...
Compressor Control . . . . . . . . . . . .
Door Control . . . . . . . . . . . . . . .
ECO Mode Control . . . . . . . . . . . . ..
Fail-safe . . . . . . . . . . . . . . . . ...
OPERATION . . . . . . . . . . . . . .
Switch Name and Function . . . . . . . . . ..
DIAGNOSIS SYSTEM (A/C AUTO AMP.) . .
Description . . . . . . . . . . . . . . . ...
CONSULT Function . . . . . . . . . . . . .
DIAGNOSIS SYSTEM (BCM) . . . . . . ...
COMMON ITEM . . . . . . . . . . . . . . .
COMMON ITEM : CONSULT Function (BCM -
COMMON ITEM) . . . . . . . . . . . . . .
AIR CONDITIONER . . . . . . . . . . . . ...
AIR CONDITIONER : CONSULT Function (BCM -
AIR CONDITIONER) (Automatic A/C) . . . . . .
ECU DIAGNOSIS INFORMATION . . . ..
A/C AUTO AMP. . . . . . . . . . . . ...
Reference Value . . . . . . . . . . . . . ..
Fail-safe . . . . . . . . . . . . . . . . ...
DTC Index . . . . . . . . . . . . . . . ...
MULTI DISPLAY UNIT, BCM, ECM, IPDM E/R
...
List of ECU Reference . . . . . . . . . . . .
WIRING DIAGRAM . . . . . . . . . ..
AUTOMATIC AIR CONDITIONING SYSTEM ...
Wiring Diagram . . . . . . . . . . . . . .
BASIC INSPECTION . . . . . . . . ...
DIAGNOSIS AND REPAIR WORK FLOW . ...
Work Flow . . . . . . . . . . . . . . . .
Revision: November 2015
2016 JUKE
HAC-2
OPERATION INSPECTION . . . . . . . ...
Work Procedure . . . . . . . . . . . . . ..
SYSTEM SETTING . . . . . . . . . . .
Temperature Setting Trimmer . . . . . . . ....
Inlet Port Memory Function (REC) . . . . . . .
Inlet Port Memory Function (FRE) . . . . . . ..
Foot Position Setting Trimmer . . . . . . . ....
DOOR MOTOR STARTING POSITION RE-
SET . . . . . . . . . . . . . . . . .
Description . . . . . . . . . . . . . . . ..
Work Procedure . . . . . . . . . . . . . ..
DTC/CIRCUIT DIAGNOSIS . . . . . . .
U1000 CAN COMM CIRCUIT . . . . . . .
Description . . . . . . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ..
U1010 CONTROL UNIT (CAN) . . . . . . .
Description . . . . . . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ..
B2578, B2579 IN-VEHICLE SENSOR . . . ...
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ..
Component Inspection . . . . . . . . . . ....
B257B, B257C AMBIENT SENSOR . . . . .
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ..
Component Inspection . . . . . . . . . . ....
B2581, B2582 INTAKE SENSOR . . . . . ..
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ..
Component Inspection . . . . . . . . . . ....
B2630, B2631 SUNLOAD SENSOR . . . . .
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ..
Component Inspection . . . . . . . . . . ....
B27A0, B27A1 INTAKE DOOR MOTOR . . ..
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ..
Component Inspection (PBR) . . . . . . . . .
Component Inspection (Motor) . . . . . . . ...
B27A2, B27A3, B27A4, B27A5 AIR MIX
DOOR MOTOR . . . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ..
Component Inspection . . . . . . . . . . ....
B27A6, B27A7, B27A8, B27A9 MODE DOOR
MOTOR . . . . . . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ...
Component Inspection . . . . . . . . . . .
POWER SUPPLY AND GROUND CIRCUIT . .
A/C AUTO AMP. . . . . . . . . . . . . . .
A/C AUTO AMP. : Diagnosis Procedure . . . . .
A/C ON SIGNAL . . . . . . . . . . . .
Component Function Check . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ...
BLOWER FAN ON SIGNAL . . . . . . . ..
Component Function Check . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ...
BLOWER MOTOR . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . ...
Component Inspection (Blower Motor) . . . . ...
Component Inspection (Blower Relay) . . . . ...
MAGNET CLUTCH . . . . . . . . . . .
Component Function Check . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ...
SYMPTOM DIAGNOSIS . . . . . . .
AUTOMATIC AIR CONDITIONER SYSTEM .
Symptom Table . . . . . . . . . . . . . ...
INSUFFICIENT COOLING . . . . . . . . .
Description . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . ...
INSUFFICIENT HEATING . . . . . . . . .
Description . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . ...
COMPRESSOR DOES NOT OPERATE . . ...
Description . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . ...
REMOVAL AND INSTALLATION . . . ..
CONTROLLER . . . . . . . . . . . . ..
Removal and Installation . . . . . . . . . . .
A/C AUTO AMP. . . . . . . . . . . . .
Removal and Installation . . . . . . . . . . .
AMBIENT SENSOR . . . . . . . . . . ...
Removal and Installation . . . . . . . . . . .
IN-VEHICLE SENSOR . . . . . . . . . ...
Removal and Installation . . . . . . . . . . .
SUNLOAD SENSOR . . . . . . . . . . .
Removal and Installation . . . . . . . . . . .
INTAKE SENSOR . . . . . . . . . . . ..
Exploded View . . . . . . . . . . . . . .
Removal and Installation . . . . . . . . . . .
Revision: November 2015
2016 JUKE
HAC-3
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REFRIGERANT PRESSURE SENSOR . . . .
Exploded View . . . . . . . . . . . . . .
Removal and Installation . . . . . . . . . . .
POWER TRANSISTOR . . . . . . . . . ..
Exploded View . . . . . . . . . . . . . .
Removal and Installation . . . . . . . . . . .
DOOR MOTOR . . . . . . . . . . . . .
Exploded View . . . . . . . . . . . . . ..
INTAKE DOOR MOTOR . . . . . . . . . . ..
INTAKE DOOR MOTOR : Removal and Installa-
tion . . . . . . . . . . . . . . . . . .
MODE DOOR MOTOR . . . . . . . . . . .
MODE DOOR MOTOR : Removal and Installation ..
AIR MIX DOOR MOTOR . . . . . . . . . . .
AIR MIX DOOR MOTOR : Removal and Installa-
tion . . . . . . . . . . . . . . . . . .
MANUAL AIR CONDITIONING
PRECAUTION . . . . . . . . . . .
PRECAUTIONS . . . . . . . . . . . .
Precautions for Removing Battery Terminal . . .
SYSTEM DESCRIPTION . . . . . . ...
COMPONENT PARTS . . . . . . . . . .
Component Part Location . . . . . . . . . .
Component Description . . . . . . . . . . .
A/C UNIT ASSEMBLY . . . . . . . . . . . .
A/C UNIT ASSEMBLY : Thermo Control Amp. . .
A/C UNIT ASSEMBLY : Blower Motor . . . . ..
A/C UNIT ASSEMBLY : Blower Fan Resistor . ...
A/C Control . . . . . . . . . . . . . . .
BCM . . . . . . . . . . . . . . . . . ..
ECM . . . . . . . . . . . . . . . . . ..
IPDM E/R . . . . . . . . . . . . . . . ..
Refrigerant Pressure Sensor . . . . . . . . .
Magnet Clutch . . . . . . . . . . . . . ...
SYSTEM . . . . . . . . . . . . . . ...
System Diagram . . . . . . . . . . . . .
System Description . . . . . . . . . . . ...
Compressor Control . . . . . . . . . . . ..
Door Control . . . . . . . . . . . . . . ..
OPERATION . . . . . . . . . . . . . .
Switch Name and Function . . . . . . . . ...
DIAGNOSIS SYSTEM (BCM) . . . . . . ..
Description . . . . . . . . . . . . . . .
COMMON ITEM . . . . . . . . . . . . . ...
COMMON ITEM : CONSULT Function (BCM -
COMMON ITEM) . . . . . . . . . . . . ...
AIR CONDITIONER . . . . . . . . . . . . .
AIR CONDITIONER : CONSULT Function (BCM -
AIR CONDITIONER) (Manual A/C) . . . . . ...
ECU DIAGNOSIS INFORMATION . . .
BCM, ECM, IPDM E/R . . . . . . . . . .
List of ECU Reference . . . . . . . . . . ...
WIRING DIAGRAM . . . . . . . . .
MANUAL AIR CONDITIONING SYSTEM . ...
Wiring Diagram . . . . . . . . . . . . . ..
BASIC INSPECTION . . . . . . . . .
DIAGNOSIS AND REPAIR WORK FLOW . .
Work Flow . . . . . . . . . . . . . . . ..
OPERATION INSPECTION . . . . . . .
Work Procedure . . . . . . . . . . . . . .
DTC/CIRCUIT DIAGNOSIS . . . . . ...
A/C SWITCH . . . . . . . . . . . . ...
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
BLOWER FAN ON SIGNAL . . . . . . ...
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
THERMO CONTROL AMPLIFIER . . . . ..
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
DEFROSTER POSITION SIGNAL . . . . ..
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
A/C INDICATOR . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
BLOWER MOTOR . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection (Blower Motor) . . . . ..
Component Inspection (Blower Relay) . . . . ..
Component Inspection (Blower Fan Resistor) . ...
Component Inspection (Fan Switch) . . . . . .
MAGNET CLUTCH . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
SYMPTOM DIAGNOSIS . . . . . . .
MANUAL AIR CONDITIONING SYSTEM . ...
Symptom Table . . . . . . . . . . . . . .
INSUFFICIENT COOLING . . . . . . . .
Revision: November 2015
2016 JUKE
HAC-4
Description . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
INSUFFICIENT HEATING . . . . . . . ...
Description . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
COMPRESSOR DOES NOT OPERATE . . .
Description . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . ..
A/C CONTROL . . . . . . . . . . . .
Exploded View . . . . . . . . . . . . . ...
Removal and Installation . . . . . . . . . ...
THERMO CONTROL AMPLIFIER . . . . ...
Removal and Installation . . . . . . . . . ...
REFRIGERANT PRESSURE SENSOR . . ..
Exploded View . . . . . . . . . . . . . ..
Removal and Installation . . . . . . . . . ...
BLOWER FAN RESISTOR . . . . . . . ..
Exploded View . . . . . . . . . . . . . ..
Removal and Installation . . . . . . . . . ...
DOOR CABLE . . . . . . . . . . . . ..
Exploded View . . . . . . . . . . . . . ..
INTAKE DOOR CABLE . . . . . . . . . . ..
INTAKE DOOR CABLE : Removal and Installation
.
MODE DOOR CABLE . . . . . . . . . . . .
MODE DOOR CABLE : Removal and Installation .
AIR MIX DOOR CABLE . . . . . . . . . . ..
AIR MIX DOOR CABLE : Removal and Installation
.
Revision: November 2015
2016 JUKE
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