Nissan Qashqai (2007-2010). Manual — part 834

VTL-1

VENTILATION, HEATER & AIR CONDITIONER

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SECTION

VTL

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CONTENTS

VENTILATION SYSTEM

AUTOMATIC AIR CONDITIONER

FUNCTION DIAGNOSIS . . . . . . . ...

4

SWITCHES AND THEIR CONTROL FUNC-
TION . . . . . . . . . . . . . . . . .

4

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

4

AIR DISTRIBUTION . . . . . . . . . . .

5

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

5

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

6

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

6

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

6

Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect . . . . . . . . .....

6

Precaution for Procedure without Cowl Top Cover

. ..

6

Precautions For Xenon Headlamp Service . . . ...

7

Working with HFC-134a (R-134a) . . . . . . .....

7

General Refrigerant Precaution . . . . . . . ....

7

Refrigerant Connection . . . . . . . . . . .....

8

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

11

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

13

General Precautions . . . . . . . . . . . ...

13

FLUORESCENT LEAK DETECTOR . . . . .

14

General Precautions . . . . . . . . . . . ...

14

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

15

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

15

HFC-134a (R-134a) Service Tools and Equipment

.

15

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

17

ON-VEHICLE MAINTENANCE . . . . .

18

AIR CONDITIONER FILTER . . . . . . . ..

18

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

18

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

18

Replacement . . . . . . . . . . . . . . ...

19

ON-VEHICLE REPAIR . . . . . . . . .

20

PRESET SWITCH . . . . . . . . . . . .

20

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

20

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

20

AUTO AMP. . . . . . . . . . . . . . ...

21

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

21

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

21

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

22

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

22

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

22

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

23

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

23

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

23

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

24

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

24

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

24

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

25

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

25

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

25

BLOWER UNIT . . . . . . . . . . . . .

27

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

27

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

27

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

29

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

29

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

29

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

31

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

31

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

31

HEATER & COOLING UNIT ASSEMBLY . .

32

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

32

VTL-2

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

32

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

35

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

35

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

35

HIGH-LEVEL VENTILATOR DOOR MOTOR ...

37

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

37

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

37

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

39

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

39

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

39

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

41

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

41

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

41

DUCTS AND GRILLES . . . . . . . . . ..

43

CENTER VENTILATOR GRILLES . . . . . . ...

43

CENTER VENTILATOR GRILLES : Exploded
View . . . . . . . . . . . . . . . . . ....

43

CENTER VENTILATOR GRILLES : Removal and
Installation . . . . . . . . . . . . . . . ..

43

SIDE VENTILATOR GRILLES . . . . . . . . ..

44

SIDE VENTILATOR GRILLES : Exploded View . .

44

SIDE VENTILATOR GRILLES : Removal and In-
stallation . . . . . . . . . . . . . . . . .

44

FRONT DEFROSTER NOZZLE, SIDE DEFROST-
ER NOZZLES AND VENTILATOR DUCT . . . ....

45

FRONT DEFROSTER NOZZLE, SIDE DE-
FROSTER NOZZLES AND VENTILATOR DUCT
: Exploded View . . . . . . . . . . . . . ..

45

FRONT DEFROSTER NOZZLE, SIDE DE-
FROSTER NOZZLES AND VENTILATOR DUCT
: Removal and Installation . . . . . . . . . ..

46

SIDE DEFROSTER DUCTS . . . . . . . . . ..

46

SIDE DEFROSTER DUCTS : Exploded View . ....

46

SIDE DEFROSTER DUCTS : Removal and Instal-
lation . . . . . . . . . . . . . . . . . ...

46

FOOT DUCTS . . . . . . . . . . . . . . ...

47

FOOT DUCTS : Exploded View . . . . . . . .

47

FOOT DUCTS : Removal and Installation . . . ..

48

FLOOR DUCTS . . . . . . . . . . . . . . .

49

FLOOR DUCTS : Exploded View . . . . . . ...

49

FLOOR DUCTS : Removal and Installation . . ....

50

MANUAL AIR CONDITIONER

FUNCTION DIAGNOSIS . . . . . . . .

51

SWITCHES AND THEIR CONTROL FUNC-
TION . . . . . . . . . . . . . . . . ...

51

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

51

AIR DISTRIBUTION . . . . . . . . . . ...

52

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

52

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

53

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

53

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

53

Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect . . . . . . . . ..

53

Precaution for Procedure without Cowl Top Cover ...

53

Precautions For Xenon Headlamp Service . . . .

54

Working with HFC-134a (R-134a) . . . . . . ...

54

General Refrigerant Precaution . . . . . . . ..

54

Refrigerant Connection . . . . . . . . . . ...

55

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

58

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

60

General Precautions . . . . . . . . . . . ...

60

FLUORESCENT LEAK DETECTOR . . . . .

61

General Precautions . . . . . . . . . . . ...

61

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

62

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

62

HFC-134a (R-134a) Service Tools and Equipment

...

62

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

64

ON-VEHICLE MAINTENANCE . . . . ..

65

MODE DOOR . . . . . . . . . . . . . .

65

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

65

Adjustment . . . . . . . . . . . . . . . ..

65

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

67

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

67

Adjustment . . . . . . . . . . . . . . . ..

67

AIR CONDITIONER FILTER . . . . . . . .

69

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

69

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

69

Replacement . . . . . . . . . . . . . . ...

70

ON-VEHICLE REPAIR . . . . . . . ...

71

PRESET SWITCH . . . . . . . . . . . ..

71

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

71

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

71

HEATER CONTROL PANEL . . . . . . .

72

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

72

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

72

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

74

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

74

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

74

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

75

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

75

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

75

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

76

VTL-3

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

76

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

76

BLOWER UNIT . . . . . . . . . . . . ...

77

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

77

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

77

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

79

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

79

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

79

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

81

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

81

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

81

HEATER & COOLING UNIT ASSEMBLY . . .

82

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

82

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

82

HIGH-LEVEL VENTILATOR DOOR MOTOR .

85

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

85

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

85

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

87

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

87

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

87

DUCTS AND GRILLES . . . . . . . . . ..

89

CENTER VENTILATOR GRILLES . . . . . . .

89

CENTER VENTILATOR GRILLES : Exploded
View . . . . . . . . . . . . . . . . . . .

89

CENTER VENTILATOR GRILLES : Removal and
Installation . . . . . . . . . . . . . . . ...

89

SIDE VENTILATOR GRILLES . . . . . . . . ...

89

SIDE VENTILATOR GRILLES : Exploded View . ..

89

SIDE VENTILATOR GRILLES : Removal and In-
stallation . . . . . . . . . . . . . . . . ..

90

FRONT DEFROSTER NOZZLE, SIDE DEFROST-
ER NOZZLES AND VENTILATOR DUCT . . . . .

90

FRONT DEFROSTER NOZZLE, SIDE DE-
FROSTER NOZZLES AND VENTILATOR DUCT
: Exploded View . . . . . . . . . . . . . ...

90

FRONT DEFROSTER NOZZLE, SIDE DE-
FROSTER NOZZLES AND VENTILATOR DUCT
: Removal and Installation . . . . . . . . . ...

91

SIDE DEFROSTER DUCTS . . . . . . . . . ...

91

SIDE DEFROSTER DUCTS : Exploded View . . .

91

SIDE DEFROSTER DUCTS : Removal and Instal-
lation . . . . . . . . . . . . . . . . . .

92

FOOT DUCTS . . . . . . . . . . . . . . .

93

FOOT DUCTS : Exploded View . . . . . . . ..

93

FOOT DUCTS : Removal and Installation . . . ...

94

FLOOR DUCTS . . . . . . . . . . . . . . ..

94

FLOOR DUCTS : Exploded View . . . . . . .

94

FLOOR DUCTS : Removal and Installation . . .

95

VTL-4

< FUNCTION DIAGNOSIS >

[AUTOMATIC AIR CONDITIONER]

SWITCHES AND THEIR CONTROL FUNCTION

FUNCTION DIAGNOSIS

SWITCHES AND THEIR CONTROL FUNCTION

System Description

INFOID:0000000001093683

JPIIA0080GB

JPIIA0081GB