INFINITI QX56 2011 Factory Service Manual

REAR A/C CONTROLHAC-145
< REMOVAL AND INSTALLATION > [AUTOMATIC AIR CONDITIONING]
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REAR A/C CONTROL
Removal and InstallationINFOID:0000000006275997
REMOVAL
1. Remove console rear finisher. Refer to IP-29, "Removal and Installation".
2. Remove fixing screws, and then remove rear A/C control.
INSTALLATION
Install in the reverse order of removal.
Revision: 2010 May2011 QX56

HAC-146
< REMOVAL AND INSTALLATION >[AUTOMATIC AIR CONDITIONING]
A/C AUTO AMP.
A/C AUTO AMP.
Removal and InstallationINFOID:0000000006275999
REMOVAL
1. Remove cluster lid C lower. Refer to
IP-14, "Removal and Installation".
2. Remove AV control unit. Refer to AV-212, "
Removal and Installation".
3. Disconnect harness connector from A/C auto amp..
4. Remove fixing screws, and then remove A/C auto amp..
INSTALLATION
Install in the reverse order of removal.
Revision: 2010 May2011 QX56

AMBIENT SENSORHAC-147
< REMOVAL AND INSTALLATION > [AUTOMATIC AIR CONDITIONING]
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AMBIENT SENSOR
Removal and InstallationINFOID:0000000006276000
REMOVAL
1. Remove front grill. Refer to EXT-19, "Removal and Installation".
2. Disengage the pawl, and then remove ambient sensor from bracket.
3. Disconnect ambient sensor connector, and then remove the ambient sensor.
INSTALLATION
Install in the reverse order of removal.
Revision: 2010 May2011 QX56

HAC-148
< REMOVAL AND INSTALLATION >[AUTOMATIC AIR CONDITIONING]
IN-VEHICLE SENSOR
IN-VEHICLE SENSOR
FRONT A/C UNIT ASSEMBLY
FRONT A/C UNIT ASSEMBLY :
Removal and InstallationINFOID:0000000006276001
REMOVAL
1. Remove instrument lower panel LH. Refer to IP-14, "Removal and Installation".
2. Remove fixing screw, and then remove in-vehicle sensor.
INSTALLATION
Install in the reverse order of removal.
REAR A/C UNIT ASSEMBLY
REAR A/C UNIT ASSEMBLY : Removal and InstallationINFOID:0000000006276002
REMOVAL
1. Remove rear A/C unit assembly. Refer to HA-47, "REAR A/C UNIT ASSEMBLY : Removal and Installa-
tion".
2. Remove the intake sensor from rear A/C unit assembly.
INSTALLATION
Note the following items, and install in the reverse order of removal.
CAUTION:
 Replace O-rings with new ones. Then apply the compressor oil to them when installing.
 Mark the mounting position of intake sensor bracket prior to removal so that the reinstalled sensor
can be located in the same position.
 Never rotate the bracket insertion part when removing and installing the intake sensor.
 Check for leakages when recharging refrigerant. Refer to HA-18, "
Leak Test".
Revision: 2010 May2011 QX56

SUNLOAD SENSORHAC-149
< REMOVAL AND INSTALLATION > [AUTOMATIC AIR CONDITIONING]
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SUNLOAD SENSOR
Removal and InstallationINFOID:0000000006276003
REMOVAL
1. Remove upper ventilator grill RH. Refer to VTL-10, "UPPER VENTILATOR GRILLE : Removal and Instal-
lation".
2. Remove sunload sensor from front defroster grill RH.
3. Disconnect harness connector from sunload sensor.
INSTALLATION
Install in the reverse order of removal.
Revision: 2010 May2011 QX56

HAC-150
< REMOVAL AND INSTALLATION >[AUTOMATIC AIR CONDITIONING]
INTAKE SENSOR
INTAKE SENSOR
Exploded ViewINFOID:0000000006276004
Refer to
HA-41, "Exploded View".
Removal and InstallationINFOID:0000000006276005
REMOVAL
1. Remove the front evaporator assembly. Refer to HA-43, "EVAPORATOR : Removal and Installation".
2. Remove the intake sensor from front evaporator.
INSTALLATION
Note the following items, and install in the reverse order of removal.
CAUTION:
 Replace O-rings with new ones. Then apply the compressor oil to them when installing.
 Mark the mounting position of intake sensor bracket prior to removal so that the reinstalled sensor
can be located in the same position.
 Never rotate the bracket insertion part when removing and installing the intake sensor.
 Check for leakages when recharging refrigerant. Refer to HA-18, "
Leak Test".
Revision: 2010 May2011 QX56

EXHAUST GAS/OUTSIDE ODOR SENSORHAC-151
< REMOVAL AND INSTALLATION > [AUTOMATIC AIR CONDITIONING]
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EXHAUST GAS/OUTS IDE ODOR SENSOR
Removal and InstallationINFOID:0000000006276007
REMOVAL
1. Remove bumper molding. Refer to EXT-13, "Removal and Installation".
2. Remove bolt, and then remove exhaust gas/outside odor sensor.
INSTALLATION
Install in the reverse order of removal.
Revision: 2010 May2011 QX56

HAC-152
< REMOVAL AND INSTALLATION >[AUTOMATIC AIR CONDITIONING]
DOOR MOTOR
DOOR MOTOR
Exploded ViewINFOID:0000000006276008
Front A/C unit
Rear A/C unit
JMIIA0645ZZ
1. A/C unit assembly 2. Upper ventilator door lever 3. Upper ventilator door link
4. Upper ventilator door motor 5. Air mix door motor LH 6. Air mix door adaptor B
7. Air mix door adaptor A 8. Intake door motor 9. Intake door motor lever
10. Intake door lever 11. Blower unit assembly 12. Foot door lever
13. Foot door link 14. Air mix door motor RH 15. Air mix door adaptor
16. Mode door motor 17. Mode door motor lever 18. Mode door motor bracket
19. Main link 20. Ventilator door link 21 Ventilator door lever
22. Defroster lever
JMIIA0646ZZ
Revision: 2010 May2011 QX56

DOOR MOTORHAC-153
< REMOVAL AND INSTALLATION > [AUTOMATIC AIR CONDITIONING]
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MODE DOOR MOTOR
MODE DOOR MOTOR : Re moval and InstallationINFOID:0000000006276009
REMOVAL
1. Remove instrument lower panel RH. Refer to IP-14, "Removal and Installation".
2. Remove power steering control unit bracket.
3. Remove fixing screws (A), and then remove mode door motor (1).
4. Disconnect mode door motor connector.
INSTALLATION
Install in the reverse order of removal.
AIR MIX DOOR MOTOR
AIR MIX DOOR MOTOR : Re moval and InstallationINFOID:0000000006276010
REMOVAL
Driver side
1. Remove automatic drive position control unit. Refer to ADP-136, "Removal and Installation".
2. Remove fixing screws (A), and then remove air door motor LH (1).
3. Disconnect air mix door motor connector.
Passenger side
1. Remove heater core. Refer to HA-44, "HEATER CORE : Removal and Installation".
2. Remove fixing screws, and then remove air mix door motor RH.
INSTALLATION
Install in the reverse order of removal.
INTAKE DOOR MOTOR
INTAKE DOOR MOTOR : Re moval and InstallationINFOID:0000000006276011
REMOVAL
1. Remove blower unit assembly. Refer to VTL-15, "Removal and Installation".
2. Remove fixing screws, and then remove intake door motor.
1. Rear A/C unit assembly 2. Rear mode door lever 2 3. Rear mode door lever 1
4. Rear mode door motor 5. Rear air mix door motor
JMIIA0790ZZ
JMIIA0788ZZ
Revision: 2010 May2011 QX56

HAC-154
< REMOVAL AND INSTALLATION >[AUTOMATIC AIR CONDITIONING]
DOOR MOTOR
3. Disconnect intake door motor connector.
INSTALLATION
Install in the reverse order of removal.
UPPER VENTILATOR DOOR MOTOR
UPPER VENTILATOR DOOR MOTO
R : Removal and InstallationINFOID:0000000006276012
REMOVAL
1. Remove automatic drive position control unit. Refer to ADP-136, "Removal and Installation".
2. Remove fixing screws (A), and then remove intake door motor (1).
3. Disconnect intake door motor connector.
INSTALLATION
Install in the reverse order of removal.
REAR MODE DOOR MOTOR
REAR MODE DOOR MOTOR : Removal and InstallationINFOID:0000000006276013
REMOVAL
1. Remove luggage side lower finisher RH. Refer to INT-36, "LUGGAGE SIDE LOWER FINISHER :
Removal and Installation".
2. Remove fixing screws, and then remove rear mode door motor.
INSTALLATION
Install in the reverse order of removal.
REAR AIR MIX DOOR MOTOR
REAR AIR MIX DOOR MOTOR : Removal and InstallationINFOID:0000000006276014
REMOVAL
1. Remove rear A/C unit assembly. Refer to HA-47, "REAR A/C UNIT ASSEMBLY : Removal and Installa-
tion".
2. Remove fixing screws, and then remove air mix door motor.
INSTALLATION
Install in the reverse order of removal.
JMIIA0789ZZ
Revision: 2010 May2011 QX56