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![NISSAN TIIDA 2007 Service Repair Manual VTL-12
< ON-VEHICLE REPAIR >[AUTOMATIC AIR CONDITIONER]
A/C UNIT ASSEMBLY
A/C UNIT ASSEMBLY
Removal and InstallationINFOID:0000000001696285
NOTE:
A LHD model shown, RHD model similar.
REMOVAL
1. Use t NISSAN TIIDA 2007 Service Repair Manual VTL-12
< ON-VEHICLE REPAIR >[AUTOMATIC AIR CONDITIONER]
A/C UNIT ASSEMBLY
A/C UNIT ASSEMBLY
Removal and InstallationINFOID:0000000001696285
NOTE:
A LHD model shown, RHD model similar.
REMOVAL
1. Use t](/manual-img/5/57395/w960_57395-5672.png)
VTL-12
< ON-VEHICLE REPAIR >[AUTOMATIC AIR CONDITIONER]
A/C UNIT ASSEMBLY
A/C UNIT ASSEMBLY
Removal and InstallationINFOID:0000000001696285
NOTE:
A LHD model shown, RHD model similar.
REMOVAL
1. Use the recovery/recycling equipment (for HFC-134a) to discharge the refrigerant. Refer to HA-29, "HFC-
134a (R-134a) Service Procedure".
2. Drain the coolant from the cooling system. Refer to CO-11, "
Changing Engine Coolant" (HR16DE), CO-
35, "Changing Engine Coolant" (MR18DE), CO-58, "Draining" (K9K).
3. Remove cowl top cover. Refer to EXT-20, "
Removal and Installation".
4. Remove lower dash insulator.
5. Remove bolt (A), and then disconnect low-pressure flexible
hose (1) and high-pressure pipe (2) from evaporator.
CAUTION:
Cap or wrap the joint of the pipe with suitable material such
as vinyl tape to avoid the entry of air.
6. Remove clamps (A), and then disconnect heater hoses (1) from
heater core.
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A. A/C unit assembly bolts B. Steering member bolts C. Steering column nuts
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![NISSAN TIIDA 2007 Service Repair Manual A/C UNIT ASSEMBLY
VTL-13
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7. Remove console box assembly. Refer to IP-11, "Removal and Installation"
8. Remove the inst NISSAN TIIDA 2007 Service Repair Manual A/C UNIT ASSEMBLY
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7. Remove console box assembly. Refer to IP-11, "Removal and Installation"
8. Remove the inst](/manual-img/5/57395/w960_57395-5673.png)
A/C UNIT ASSEMBLY
VTL-13
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7. Remove console box assembly. Refer to IP-11, "Removal and Installation"
8. Remove the instrument stay nuts (A) and harness clamps (B),
and then remove instrument stay (1).
9. Disconnect intake sensor connector (1).
10. Remove instrument panel and pad. Refer to IP-11, "
Removal and Installation".
11. Remove side ventilator ducts. Refer to VTL-23, "
Removal and Installation".
12. Remove center ventilator ducts. Refer to VTL-23, "
Removal and Installation".
13. Remove the side kicking plates. Refer to INT-20, "
Removal and Installation".
14. Disconnect the fuel filler door cable and the rear hatch door cable (if equipped).
15. Remove A/C unit assembly bolts, steering member bolts, steering column nuts and harness clips.
16. Remove steering member, and then remove A/C unit assembly.
INSTALLATION
Installation is in the reverse order of removal.
Fill the cooling system with coolant. Refer to CO-11, "
Changing Engine Coolant" (HR16DE), CO-35, "Chang-
ing Engine Coolant" (MR18DE), CO-58, "Refilling" (K9K).
Recharge the refrigerant. Refer to HA-29, "
HFC-134a (R-134a) Service Procedure".
CAUTION:
Replace O-rings for A/C piping with new ones, and then apply compressor oil to it when installing it.
When recharging refrigerant, check for leaks.
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A/C unit assembly bolt : 6.9 N·m (0.7 kg-m, 61 in-lb)
Steering member bolt : 12 N·m (1.25 kg-m, 9 ft-lb)
Steering column nut : -Refer to ST-9, "
Removal and Installation".
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VTL-14
< ON-VEHICLE REPAIR >[AUTOMATIC AIR CONDITIONER]
A/C UNIT ASSEMBLY
Disassembly and Assembly
INFOID:0000000001696286
1. Blower case (right) 2. Screw 3. Foot duct (right)
4. Blower motor 5. Sub ventilator·defroster door lever 6. Sub ventilator·defroster door rod
7. Ventilator·defroster door lever 8. Ventilator·defroster door rod 9. Washer
10. Intake door lever 11. Ventilator·defroster door link 12. Washer
13. Main link 14. Intake sensor 15. Mode door rod
16. Mode door motor 17. Heater pipe packing 18. Lower blower case
19. Heater pipe cover 20. Heater pipe clip 21. Intake door lever
22. Intake door motor 23. Intake door rod 24. Variable blower control
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A/C UNIT ASSEMBLY
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CAUTION:
After installing door motor, perform door motor starting position reset by following self-diagnosis
STEP-3. Refer to HAC-213, "
Front Air Control Self-Diagnosis".
25. Intake case (left) 26. Center defroster duct 27. Air mix door motor
28. Air mix door rod 29. Blower case (left) 30. Aspirator
31. Cover 32. Cover 33. Cooling hose
34. Expansion valve cover 35. Foot door lever 36. Foot door link
37. Expansion valve 38. Bolt 39. Air conditioner filter
40. Evaporator cover 41. Heater core 42. Spring
43. Air mix door lever 44. Water valve rod 45. Intake door
46. Intake case (right) 47. Foot duct (left) 48. Ventilator·defroster door
49. Foot door 50. Air mix door 51. Seal
52. Expansion valve grommet 53. O-ring 54. Evaporator
55. Bolt 56. Cooler pipe assembly 57. Water temperature sensor
58. Full hot switch 59. PTC heater 60. PTC control unit
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![NISSAN TIIDA 2007 Service Repair Manual VTL-16
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EVAPORATOR
EVAPORATOR
Removal and InstallationINFOID:0000000001696371
REMOVAL
1. Remove the A/C unit assembly. Refer to VTL-12, "Removal and Ins NISSAN TIIDA 2007 Service Repair Manual VTL-16
< ON-VEHICLE REPAIR >[AUTOMATIC AIR CONDITIONER]
EVAPORATOR
EVAPORATOR
Removal and InstallationINFOID:0000000001696371
REMOVAL
1. Remove the A/C unit assembly. Refer to VTL-12, "Removal and Ins](/manual-img/5/57395/w960_57395-5676.png)
VTL-16
< ON-VEHICLE REPAIR >[AUTOMATIC AIR CONDITIONER]
EVAPORATOR
EVAPORATOR
Removal and InstallationINFOID:0000000001696371
REMOVAL
1. Remove the A/C unit assembly. Refer to VTL-12, "Removal and Installation".
CAUTION:
Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air.
2. Remove the air conditioner filter.
3. Remove foot duct (right). Refer to VTL-23, "
Removal and Installation".
4. Remove screws (A), and then remove expansion valve cover
(1).
NOTE:
Manual A/C system shown, automatic A/C system similar.
5. Remove screws (A), and then remove evaporator cover (1).
NOTE:
Manual A/C system shown, automatic A/C system similar.
6. Remove the evaporator (1) with lower blower case (2) from the
A/C unit assembly.
7. Remove the intake sensor (3) from the evaporator (1).
CAUTION:
Note the position of the intake sensor on the evaporator for
installation.
8. Remove the evaporator (1) from the lower blower case (2).
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
Replace O-rings for A/C piping with new ones, and then apply compressor oil to it when installing it.
Install the intake sensor in the same position on the evaporator.
When recharging refrigerant, check for leaks.
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HEATER CORE
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HEATER CORE
Removal and InstallationINFOID:0000000001696357
REMOVAL
1. Remove the A/C unit assembly. Refer to VTL-12, "Removal and Installation".
2. Remove foot duct (left). Refer to VTL-23, "
Removal and Installation".
3. Remove the heater pipe cover screws (A), and then remove the
heater pipe cover (1).
4. Remove the heater pipe clip screw (B), and then remove the
heater pipe clip (2).
5. Slide the heater core (3) out of the A/C unit assembly to remove.
INSTALLATION
Installation is in the reverse order of removal.
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VTL-18
< ON-VEHICLE REPAIR >[AUTOMATIC AIR CONDITIONER]
BLOWER MOTOR
BLOWER MOTOR
Removal and InstallationINFOID:0000000001696287
REMOVAL
1. Remove instrument panel and pad. Refer to IP-11, "Removal and Installation".
2. Remove side ventilator duct (right). Refer to VTL-23, "
Removal and Installation".
3. Disconnect front blower motor connector (1).
4. Push the flange holding hook (A) toward the front blower motor
(2), then rotate the front blower motor (2) clockwise and remove
it from the A/C unit assembly.
CAUTION:
When front blower fan and front blower motor are manufac-
tured, the balance is adjusted, do not disassemble to
replace the individual parts.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
Rotate the front blower motor until the front blower motor flange holding hook locks securely into the
A/C unit assembly.
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FAN CONTROL AMPLIFIER
VTL-19
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FAN CONTROL AMPLIFIER
Removal and InstallationINFOID:0000000001696291
REMOVAL
1. Remove the A/C unit assembly. Refer to VTL-12, "Removal and Installation".
2. Remove the fan control amp. screws (A), and then remove the
fan control amp. (1).
INSTALLATION
Installation is in the reverse order of removal.
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