Nissan Altima L32. Instruction — part 616

SERVICE DATA AND SPECIFICATIONS (SDS)

EC-1585

< SERVICE DATA AND SPECIFICATIONS (SDS)

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SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Idle Speed

INFOID:0000000004460289

*: Under the following conditions
• A/C switch: OFF
• Electric load: OFF (Lights, heater fan & rear window defogger)
• Steering wheel: Kept in straight-ahead position

Ignition Timing

INFOID:0000000004460290

*: Under the following conditions
• A/C switch: OFF
• Electric load: OFF (Lights, heater fan & rear window defogger)
• Steering wheel: Kept in straight-ahead position

Calculated Load Value

INFOID:0000000004362414

Mass Air Flow Sensor

INFOID:0000000004362415

*: Engine is warmed up to normal operating temperature and running under no load.

Transmission

Condition

Specification

CVT

No load* (in P or N position)

600

± 50 rpm

M/T

No load* (in neutral position)

600

± 50 rpm

Transmission

Condition

Specification

CVT

No load* (in P or N position)

18

± 2°BTDC

M/T

No load* (in neutral position)

18

± 2°BTDC

Condition

Specification (Using CONSULT-III or GST)

At idle

10 – 35 %

At 2,500 rpm

10 – 35 %

Supply voltage

Battery voltage (11 – 14 V)

Output voltage at idle (in N position)

0.9 – 1.2 V*

Mass air flow (Using CONSULT-III or GST)

2.0 – 6.0 g·m/sec at idle*

7.0 – 20.0 g·m/sec at 2,500 rpm*

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ENGINE

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SECTION

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CONTENTS

ENGINE MECHANICAL

QR25DE

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

4

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

4

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

4

Necessary for Steering Wheel Rotation After Bat-
tery Disconnect . . . . . . . . . . . . . ...
..

4

Precaution for Draining Coolant . . . . . . . ....

4

Precaution for Disconnecting Fuel Piping . . . .....

4

Precaution for Removal and Disassembly . . . ....

5

Precaution for Inspection, Repair and Replace-
ment . . . . . . . . . . . . . . . . . .
..

5

Precaution for Assembly and Installation . . . . ..

5

Parts Requiring Angular Tightening . . . . . . ..

5

Precaution for Liquid Gasket . . . . . . . . .....

5

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

7

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

7

Special Service Tool . . . . . . . . . . . .....

7

Commercial Service Tool . . . . . . . . . . ..

9

FUNCTION DIAGNOSIS . . . . . . . ..

12

NOISE, VIBRATION, AND HARSHNESS
(NVH) TROUBLESHOOTING . . . . . . .

12

NVH Troubleshooting - Engine Noise . . . . . .

12

Use the Chart Below to Help You Find the Cause
of the Symptom . . . . . . . . . . . . . ...

13

ON-VEHICLE MAINTENANCE . . . . .

14

SPARK PLUG . . . . . . . . . . . . .

14

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

14

DRIVE BELTS . . . . . . . . . . . . .

16

Checking Drive Belts . . . . . . . . . . . ...

16

Tension Adjustment . . . . . . . . . . . .

16

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

16

Removal and Installation of Drive Belt Auto-ten-
sioner . . . . . . . . . . . . . . . . . ...

17

AIR CLEANER FILTER . . . . . . . . . .

19

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

19

CAMSHAFT VALVE CLEARANCE . . . . ..

20

Camshaft valve clearance . . . . . . . . . ...

20

COMPRESSION PRESSURE . . . . . . ...

23

Compression pressure . . . . . . . . . . .

23

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

25

AIR CLEANER AND AIR DUCT . . . . . ...

25

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

25

INTAKE MANIFOLD . . . . . . . . . . .

26

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

26

EXHAUST MANIFOLD AND THREE WAY
CATALYST . . . . . . . . . . . . . .

30

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

30

OIL PAN AND OIL STRAINER . . . . . . .

32

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

32

IGNITION COIL . . . . . . . . . . . . .

35

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

35

FUEL INJECTOR AND FUEL TUBE . . . .

36

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

36

ROCKER COVER . . . . . . . . . . . .

39

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

39

CAMSHAFT . . . . . . . . . . . . . ...

41

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

41

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

48

Valve Clearance . . . . . . . . . . . . . ..

49

TIMING CHAIN . . . . . . . . . . . . ..

52

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

52

EM-2

OIL SEAL . . . . . . . . . . . . . . ...

61

Removal and Installation of Valve Oil Seal . . . .

61

Removal and Installation of Front Oil Seal . . . .

61

Removal and Installation of Rear Oil Seal . . . ..

62

CYLINDER HEAD . . . . . . . . . . . ..

64

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

64

Disassembly and Assembly . . . . . . . . ....

66

Inspection After Disassembly . . . . . . . . .

68

REMOVAL AND INSTALLATION . . . ...

72

ENGINE ASSEMBLY . . . . . . . . . . .

72

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

72

DISASSEMBLY AND ASSEMBLY . . . .

76

CYLINDER BLOCK . . . . . . . . . . ...

76

Disassembly and Assembly . . . . . . . . ....

76

Inspection After Disassembly . . . . . . . . .

83

HOW TO SELECT PISTON AND BEARING . .

93

How to Select Piston and Bearing . . . . . . ..

93

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

99

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

99

Standard and Limit . . . . . . . . . . . . .

99

VQ35DE

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

110

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

110

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

110

Necessary for Steering Wheel Rotation After Bat-
tery Disconnect . . . . . . . . . . . . . ..

110

Precaution for Drain Coolant . . . . . . . . .

110

Precaution for Disconnecting Fuel Piping . . . ..

110

Precaution for Removal and Disassembly . . . .

111

Precaution for Inspection, Repair and Replace-
ment . . . . . . . . . . . . . . . . . ...

111

Precaution for Assembly and Installation . . . ..

111

Parts Requiring Angular Tightening . . . . . ...

111

Precaution for Liquid Gasket . . . . . . . . .

111

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

113

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

113

Special Service Tool . . . . . . . . . . . ..

113

Commercial Service Tool . . . . . . . . . ..

115

FUNCTION DIAGNOSIS . . . . . . .

117

NOISE, VIBRATION, AND HARSHNESS
(NVH) TROUBLESHOOTING . . . . . . ..

117

NVH Troubleshooting - Engine Noise . . . . .

117

Use the Chart Below to Help You Find the Cause
of the Symptom . . . . . . . . . . . . . .

118

ON-VEHICLE MAINTENANCE . . . . .

119

SPARK PLUG . . . . . . . . . . . . ...

119

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

119

DRIVE BELTS . . . . . . . . . . . . ..

121

Checking Drive Belts . . . . . . . . . . . .

121

Tension Adjustment . . . . . . . . . . . ..

121

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

121

Removal and Installation of Drive Belt Auto-ten-
sioner . . . . . . . . . . . . . . . . .

122

AIR CLEANER FILTER . . . . . . . . .

123

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

123

CAMSHAFT VALVE CLEARANCE . . . . .

124

Valve Clearance . . . . . . . . . . . . .

124

COMPRESSION PRESSURE . . . . . . ..

128

On-Vehicle Service . . . . . . . . . . . ...

128

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

129

AIR CLEANER AND AIR DUCT . . . . . ...

129

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

129

INTAKE MANIFOLD COLLECTOR . . . . .

130

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

130

INTAKE MANIFOLD . . . . . . . . . . .

133

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

133

EXHAUST MANIFOLD AND THREE WAY
CATALYST . . . . . . . . . . . . . ...

136

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

136

OIL PAN AND OIL STRAINER . . . . . .

139

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

139

IGNITION COIL . . . . . . . . . . . . .

145

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

145

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

145

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

145

FUEL INJECTOR AND FUEL TUBE . . . .

146

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

146

ROCKER COVER . . . . . . . . . . . .

151

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

151

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

151

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

152

FRONT TIMING CHAIN CASE . . . . . . .

155

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

155

TIMING CHAIN . . . . . . . . . . . . .

162

Component . . . . . . . . . . . . . . ...

162

Removal . . . . . . . . . . . . . . . .

163

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

166

Installation . . . . . . . . . . . . . . . .

166

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REAR TIMING CHAIN CASE . . . . . . ...

172

Component . . . . . . . . . . . . . . .

172

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

173

CAMSHAFT . . . . . . . . . . . . . ..

177

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

177

Inspection after Installation . . . . . . . . ...

185

OIL SEAL . . . . . . . . . . . . . . .

187

Removal and Installation of Valve Oil Seal . . ...

187

Removal and Installation of Front Oil Seal . . .

187

Removal and Installation of Rear Oil Seal . . .

189

CYLINDER HEAD . . . . . . . . . . .

191

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

191

Disassembly and Assembly . . . . . . . . ..

195

Inspection After Disassembly . . . . . . . .

197

REMOVAL AND INSTALLATION . . . .

202

ENGINE ASSEMBLY . . . . . . . . . ...

202

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

202

DISASSEMBLY AND ASSEMBLY . . .

206

CYLINDER BLOCK . . . . . . . . . . .

206

Disassembly and Assembly . . . . . . . . ...

206

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

216

Dowel Pin Alignment . . . . . . . . . . . .

226

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

228

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

228

General Specification . . . . . . . . . . .

228

Drive Belt . . . . . . . . . . . . . . . ...

228

Spark Plug . . . . . . . . . . . . . . . .

229

Intake Manifold . . . . . . . . . . . . . ..

229

Exhaust Manifold . . . . . . . . . . . . ..

229

Camshaft . . . . . . . . . . . . . . . ...

229

Cylinder Head . . . . . . . . . . . . . ...

231

Cylinder Block . . . . . . . . . . . . . ...

234

Main Bearing . . . . . . . . . . . . . . .

237

Connecting Rod Bearing . . . . . . . . . ..

238

Drive Plate . . . . . . . . . . . . . . . .

239

Flywheel . . . . . . . . . . . . . . . .

239

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