Nissan Qashqai (2007-2010). Manual — part 858

HA-2

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

27

REFRIGERATION SYSTEM . . . . . . . ..

29

Inspection . . . . . . . . . . . . . . . ...

29

Refrigerant Leaks . . . . . . . . . . . . ...

30

FLUORESCENT LEAK DETECTOR . . . . .

32

Inspection . . . . . . . . . . . . . . . ...

32

ELECTRICAL LEAK DETECTOR . . . . . .

33

Inspection . . . . . . . . . . . . . . . ...

33

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

36

REFRIGERATION SYSTEM . . . . . . . ..

36

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

36

Inspection After Installation . . . . . . . . ....

36

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

39

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

39

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

39

LOW-PRESSURE FLEXIBLE HOSE AND
PIPE 2 . . . . . . . . . . . . . . . .

41

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

41

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

41

HIGH-PRESSURE FLEXIBLE HOSE . . . .

43

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

43

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

43

HIGH-PRESSURE PIPE 1 (ENGINE COM-
PARTMENT) . . . . . . . . . . . . . ..

45

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

45

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

45

LOW-PRESSURE PIPE 1 AND HIGH-PRES-
SURE PIPE 2 . . . . . . . . . . . . . .

47

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

47

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

47

CONDENSER . . . . . . . . . . . . .

49

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

49

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

49

LIQUID TANK . . . . . . . . . . . . .

51

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

51

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

51

REFRIGERANT PRESSURE SENSOR . . .

52

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

52

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

52

EVAPORATOR . . . . . . . . . . . . ..

53

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

53

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

53

EXPANSION VALVE . . . . . . . . . . .

55

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

55

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

55

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . ..

57

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . . .

57

Compressor . . . . . . . . . . . . . . .

57

Lubricant . . . . . . . . . . . . . . . . .

57

Refrigerant . . . . . . . . . . . . . . . ..

57

Engine Idling Speed . . . . . . . . . . . .

57

Belt Tension . . . . . . . . . . . . . . .

57

AUTOMATIC AIR CONDITIONER (K9K)

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

58

DIAGNOSIS AND REPAIR WORKFLOW . . .

58

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

58

FUNCTION DIAGNOSIS . . . . . . .

59

REFRIGERATION SYSTEM . . . . . . . ..

59

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

59

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

59

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

60

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

62

SYMPTOM DIAGNOSIS . . . . . . .

63

REFRIGERATION SYSTEM SYMPTOMS . .

63

SYMPTOM DIAGNOSIS PROCEDURE . . . . .

63

SYMPTOM DIAGNOSIS PROCEDURE : Trouble
Diagnosis For Unusual Pressure . . . . . . .

63

BOTH HIGH- AND LOW-PRESSURE SIDES ARE
TOO HIGH . . . . . . . . . . . . . . . . .

63

BOTH HIGH- AND LOW-PRESSURE SIDES
ARE TOO HIGH : Symptom Table . . . . . . ..

63

HIGH-PRESSURE SIDE IS TOO HIGH AND LOW-
PRESSURE SIDE IS TOO LOW . . . . . . . ...

63

HIGH-PRESSURE SIDE IS TOO HIGH AND
LOW-PRESSURE SIDE IS TOO LOW : Symptom
Table . . . . . . . . . . . . . . . . . ...

63

HIGH-PRESSURE SIDE IS TOO LOW AND LOW-
PRESSURE SIDE IS TOO HIGH . . . . . . . ...

64

HIGH-PRESSURE SIDE IS TOO LOW AND
LOW-PRESSURE SIDE IS TOO HIGH : Symptom
Table . . . . . . . . . . . . . . . . . ...

64

BOTH HIGH- AND LOW-PRESSURE SIDES ARE
TOO LOW . . . . . . . . . . . . . . . . ..

64

BOTH HIGH- AND LOW-PRESSURE SIDES
ARE TOO LOW : Symptom Table . . . . . . ..

64

LOW-PRESSURE SIDE SOMETIMES BECOMES
NEGATIVE . . . . . . . . . . . . . . . . .

65

LOW-PRESSURE SIDE SOMETIMES BE-
COMES NEGATIVE : Symptom Table . . . . ...

65

LOW-PRESSURE SIDE BECOMES NEGATIVE . ..

65

HA-3

C

D

E

F

G

H

J

K

L

M

A

B

HA

N

O

P

LOW-PRESSURE SIDE BECOMES NEGATIVE :
Symptom Table . . . . . . . . . . . . . ...

66

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

67

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

67

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

67

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

67

Precaution for Procedure without Cowl Top Cover

.

67

Precautions For Xenon Headlamp Service . . . .

68

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

68

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

68

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

69

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

71

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

73

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

73

LEAK DETECTION DYE . . . . . . . . .

74

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

74

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

75

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

75

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

.

75

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

76

ON-VEHICLE MAINTENANCE . . . . .

78

LUBRICANT . . . . . . . . . . . . . ...

78

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

78

REFRIGERATION SYSTEM . . . . . . . ..

80

Inspection . . . . . . . . . . . . . . . .

80

Refrigerant Leaks . . . . . . . . . . . . .

81

FLUORESCENT LEAK DETECTOR . . . . .

83

Inspection . . . . . . . . . . . . . . . .

83

ELECTRICAL LEAK DETECTOR . . . . . ..

84

Inspection . . . . . . . . . . . . . . . .

84

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

87

REFRIGERATION SYSTEM . . . . . . . ..

87

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

87

Inspection After Installation . . . . . . . . . .

87

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

90

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

90

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

90

LOW-PRESSURE FLEXIBLE HOSE AND
PIPE 2 . . . . . . . . . . . . . . . . .

92

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

92

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

92

HIGH-PRESSURE FLEXIBLE HOSE . . . .

94

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

94

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

94

HIGH-PRESSURE PIPE 1 (ENGINE COM-
PARTMENT) . . . . . . . . . . . . . ..

96

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

96

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

96

LOW-PRESSURE PIPE 1 AND HIGH-PRES-
SURE PIPE 2 . . . . . . . . . . . . . .

98

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

98

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

98

CONDENSER . . . . . . . . . . . . ..

100

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

100

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

100

LIQUID TANK . . . . . . . . . . . . ..

102

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

102

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

102

REFRIGERANT PRESSURE SENSOR . . ..

103

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

103

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

103

EVAPORATOR . . . . . . . . . . . ...

104

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

104

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

104

EXPANSION VALVE . . . . . . . . . ...

106

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

106

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

106

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . ..

108

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . ...

108

Compressor . . . . . . . . . . . . . . ...

108

Lubricant . . . . . . . . . . . . . . . .

108

Refrigerant . . . . . . . . . . . . . . . .

108

Engine Idling Speed . . . . . . . . . . . ..

108

Belt Tension . . . . . . . . . . . . . . ...

108

MANUAL AIR CONDITIONER (HR/MR)

BASIC INSPECTION . . . . . . . . .

109

DIAGNOSIS AND REPAIR WORKFLOW . ..

109

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

109

FUNCTION DIAGNOSIS . . . . . . .

110

REFRIGERATION SYSTEM . . . . . . ...

110

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

110

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

110

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

111

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

113

SYMPTOM DIAGNOSIS . . . . . . .

114

REFRIGERATION SYSTEM SYMPTOMS . ..

114

HA-4

SYMPTOM DIAGNOSIS PROCEDURE . . . . ..

114

SYMPTOM DIAGNOSIS PROCEDURE : Trouble
Diagnosis For Unusual Pressure . . . . . . ...

114

BOTH HIGH- AND LOW-PRESSURE SIDES ARE
TOO HIGH . . . . . . . . . . . . . . . .

114

BOTH HIGH- AND LOW-PRESSURE SIDES
ARE TOO HIGH : Symptom Table . . . . . .

114

HIGH-PRESSURE SIDE IS TOO HIGH AND LOW-
PRESSURE SIDE IS TOO LOW . . . . . . . ..

114

HIGH-PRESSURE SIDE IS TOO HIGH AND
LOW-PRESSURE SIDE IS TOO LOW : Symptom
Table . . . . . . . . . . . . . . . . . ..

114

HIGH-PRESSURE SIDE IS TOO LOW AND LOW-
PRESSURE SIDE IS TOO HIGH . . . . . . . .

115

HIGH-PRESSURE SIDE IS TOO LOW AND
LOW-PRESSURE SIDE IS TOO HIGH : Symptom
Table . . . . . . . . . . . . . . . . . ..

115

BOTH HIGH- AND LOW-PRESSURE SIDES ARE
TOO LOW . . . . . . . . . . . . . . . . .

115

BOTH HIGH- AND LOW-PRESSURE SIDES
ARE TOO LOW : Symptom Table . . . . . . .

115

LOW-PRESSURE SIDE SOMETIMES BECOMES
NEGATIVE . . . . . . . . . . . . . . . ...

116

LOW-PRESSURE SIDE SOMETIMES BE-
COMES NEGATIVE : Symptom Table . . . . ..

116

LOW-PRESSURE SIDE BECOMES NEGATIVE .

116

LOW-PRESSURE SIDE BECOMES NEGATIVE :
Symptom Table . . . . . . . . . . . . . .

116

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

118

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

118

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

118

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

118

Precaution for Procedure without Cowl Top Cover ..

118

Precautions For Xenon Headlamp Service . . ...

119

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

119

General Refrigerant Precaution . . . . . . . .

119

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

120

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

122

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

124

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

124

LEAK DETECTION DYE . . . . . . . . .

125

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

125

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

126

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

126

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

..

126

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

128

ON-VEHICLE MAINTENANCE . . . . .

129

LUBRICANT . . . . . . . . . . . . . .

129

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

129

REFRIGERATION SYSTEM . . . . . . . .

131

Inspection . . . . . . . . . . . . . . . ..

131

Refrigerant Leaks . . . . . . . . . . . . ..

132

FLUORESCENT LEAK DETECTOR . . . .

134

Inspection . . . . . . . . . . . . . . . ..

134

ELECTRICAL LEAK DETECTOR . . . . .

135

Inspection . . . . . . . . . . . . . . . ..

135

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

138

REFRIGERATION SYSTEM . . . . . . . .

138

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

138

Inspection After Installation . . . . . . . . ...

138

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

141

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

141

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

141

LOW-PRESSURE FLEXIBLE HOSE AND
PIPE 2 . . . . . . . . . . . . . . . ...

143

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

143

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

143

HIGH-PRESSURE FLEXIBLE HOSE . . . ...

145

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

145

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

145

HIGH-PRESSURE PIPE 1 (ENGINE COM-
PARTMENT) . . . . . . . . . . . . . .

147

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

147

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

147

LOW-PRESSURE PIPE 1 AND HIGH-PRES-
SURE PIPE 2 . . . . . . . . . . . . .

149

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

149

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

149

CONDENSER . . . . . . . . . . . . ...

151

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

151

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

151

LIQUID TANK . . . . . . . . . . . . ...

153

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

153

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

153

REFRIGERANT PRESSURE SENSOR . . ...

154

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

154

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

154

EVAPORATOR . . . . . . . . . . . . .

155

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

155

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

155

EXPANSION VALVE . . . . . . . . . .

157

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

157

HA-5

C

D

E

F

G

H

J

K

L

M

A

B

HA

N

O

P

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

157

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . ..

159

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . .

159

Compressor . . . . . . . . . . . . . . ...

159

Lubricant . . . . . . . . . . . . . . . ...

159

Refrigerant . . . . . . . . . . . . . . .

159

Engine Idling Speed . . . . . . . . . . . ..

159

Belt Tension . . . . . . . . . . . . . . ..

159

MANUAL AIR CONDITIONER (K9K)

BASIC INSPECTION . . . . . . . . .

160

DIAGNOSIS AND REPAIR WORKFLOW . ...

160

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

160

FUNCTION DIAGNOSIS . . . . . . .

161

REFRIGERATION SYSTEM . . . . . . .

161

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

161

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

161

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

162

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

164

SYMPTOM DIAGNOSIS . . . . . . .

165

REFRIGERATION SYSTEM SYMPTOMS . ...

165

SYMPTOM DIAGNOSIS PROCEDURE . . . . ..

165

SYMPTOM DIAGNOSIS PROCEDURE : Trouble
Diagnosis For Unusual Pressure . . . . . . ..

165

BOTH HIGH- AND LOW-PRESSURE SIDES ARE
TOO HIGH . . . . . . . . . . . . . . . ...

165

BOTH HIGH- AND LOW-PRESSURE SIDES
ARE TOO HIGH : Symptom Table . . . . . .

165

HIGH-PRESSURE SIDE IS TOO HIGH AND LOW-
PRESSURE SIDE IS TOO LOW . . . . . . . .

165

HIGH-PRESSURE SIDE IS TOO HIGH AND
LOW-PRESSURE SIDE IS TOO LOW : Symptom
Table . . . . . . . . . . . . . . . . . .

165

HIGH-PRESSURE SIDE IS TOO LOW AND LOW-
PRESSURE SIDE IS TOO HIGH . . . . . . . .

166

HIGH-PRESSURE SIDE IS TOO LOW AND
LOW-PRESSURE SIDE IS TOO HIGH : Symptom
Table . . . . . . . . . . . . . . . . . .

166

BOTH HIGH- AND LOW-PRESSURE SIDES ARE
TOO LOW . . . . . . . . . . . . . . . .

166

BOTH HIGH- AND LOW-PRESSURE SIDES
ARE TOO LOW : Symptom Table . . . . . . .

166

LOW-PRESSURE SIDE SOMETIMES BECOMES
NEGATIVE . . . . . . . . . . . . . . . ...

167

LOW-PRESSURE SIDE SOMETIMES BE-
COMES NEGATIVE : Symptom Table . . . . ..

167

LOW-PRESSURE SIDE BECOMES NEGATIVE .

167

LOW-PRESSURE SIDE BECOMES NEGATIVE :
Symptom Table . . . . . . . . . . . . . .

167

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

169

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

169

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

169

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

169

Precaution for Procedure without Cowl Top Cover

..

169

Precautions For Xenon Headlamp Service . . ...

170

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

170

General Refrigerant Precaution . . . . . . . .

170

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

171

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

173

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

175

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

175

LEAK DETECTION DYE . . . . . . . . .

176

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

176

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

177

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

177

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

..

177

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

179

ON-VEHICLE MAINTENANCE . . . . ..

180

LUBRICANT . . . . . . . . . . . . .

180

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

180

REFRIGERATION SYSTEM . . . . . . ...

182

Inspection . . . . . . . . . . . . . . . ..

182

Refrigerant Leaks . . . . . . . . . . . . ..

183

FLUORESCENT LEAK DETECTOR . . . ..

185

Inspection . . . . . . . . . . . . . . . ..

185

ELECTRICAL LEAK DETECTOR . . . . ..

186

Inspection . . . . . . . . . . . . . . . ..

186

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

189

REFRIGERATION SYSTEM . . . . . . ...

189

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

189

Inspection After Installation . . . . . . . . ...

189

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

192

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

192

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

192

LOW-PRESSURE FLEXIBLE HOSE AND
PIPE 2 . . . . . . . . . . . . . . . ..

194

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

194

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

194