Infiniti G37 Coupe. Manual - part 606

 

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Infiniti G37 Coupe. Manual - part 606

 

 

EVAP CANISTER

EC-605

< ON-VEHICLE REPAIR >

[VQ37VHR]

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EC

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ASSEMBLY

Assemble in the reverse order of disassembly.

CAUTION:

Always replace O-ring with a new one.

Inspection

INFOID:0000000001734367

Check EVAP canister as follows:
1.

Block port (B).

2.

Blow air into port (A) and check that it flows freely out of port (C).

3.

Release blocked port (B).

4.

Apply vacuum pressure to port (B) and check that vacuum pres-
sure exists at the ports (A) and (C). 

5.

Block port (A) and (B).

6.

Apply pressure to port (C) and check that there is no leakage.

PBIB2728E

EC-606

< SERVICE DATA AND SPECIFICATIONS (SDS) 

[VQ37VHR]

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Idle Speed

INFOID:0000000001734368

*: 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:0000000001734369

*: 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:0000000001734370

Mass Air Flow Sensor

INFOID:0000000001734371

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

Transmission

Condition

Specification

A/T

No load* (in P or N position)

650 

±

50 rpm

M/T

No load* (in Neutral position)

650 

±

50 rpm

Transmission

Condition

Specification

A/T

No load* (in P or N position)

10 

±

 5

°

 BTDC

M/T

No load* (in Neutral position)

10 

±

 5

°

 BTDC

Condition

Specification (Using CONSULT-III or GST)

At idle

5 – 35 %

At 2,500 rpm

5 – 35 %

Supply voltage

Battery voltage (11 – 14 V)

Output voltage at idle

0.7 – 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*

EM-1

ENGINE

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SECTION 

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CONTENTS

ENGINE MECHANICAL

SYMPTOM DIAGNOSIS  ...............................

3

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

3

NVH Troubleshooting - Engine Noise ....................

3

Use the Chart Below to Help You Find the C
ause of the Symptom ............................................
..

3

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

5

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

5

Precaution for Procedure without Cowl Top Cover 

......

5

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

5

Draining Engine Coolant ..........................................

5

Disconnecting Fuel Piping .......................................

5

Removal and Disassembly ......................................

5

Inspection, Repair and Replacement ......................

6

Assembly and Installation ........................................

6

Parts Requiring Angle Tightening ...........................

6

Liquid Gasket ...........................................................

6

Definitions of Bank Names ........................................

7

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

8

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

8

Special Service Tools ..............................................

8

Commercial Service Tools .......................................

9

ON-VEHICLE MAINTENANCE ....................

12

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

12

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

12

Checking .................................................................

12

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

12

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

12

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

13

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

14

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

14

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

15

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

15

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

15

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

16

CAMSHAFT VALVE CLEARANCE  ..................

17

Inspection and Adjustment  ......................................

17

COMPRESSION PRESSURE  ...........................

22

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

22

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

24

ENGINE COVER  ...............................................

24

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

24

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

24

DRIVE BELT AUTO TENSIONER AND IDLER 
PULLEY .............................................................

25

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

25

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

25

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

26

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

26

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

26

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

27

INTAKE MANIFOLD COLLECTOR  ..................

28

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

28

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

28

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

31

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

31

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

31

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

32

EXHAUST MANIFOLD ......................................

33

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

33

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

33

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

35

FUEL INJECTOR AND FUEL TUBE  ................

36

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

36

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

36

EM-2

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

41

OIL PAN (LOWER)  ............................................

42

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

42

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

42

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

44

IGNITION COIL, SPARK PLUG AND ROCK-
ER COVER .........................................................

45

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

45

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

45

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

48

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

48

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

49

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

62

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

64

VALVE OIL SEAL (EXH)  ..........................................

64

VALVE OIL SEAL (EXH) : Removal and Installa-
tion .........................................................................
.

64

FRONT OIL SEAL .....................................................

64

FRONT OIL SEAL : Removal and Installation  ........

65

REAR OIL SEAL  .......................................................

65

REAR OIL SEAL : Removal and Installation  ..........

65

REMOVAL AND INSTALLATION ...............

67

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

67

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

67

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

67

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

70

DISASSEMBLY AND ASSEMBLY  .............

72

ENGINE STAND SETTING ................................

72

Setting ....................................................................

72

ENGINE UNIT  ....................................................

74

Disassembly ...........................................................

74

Assembly ................................................................

74

OIL PAN (UPPER) AND OIL STRAINER  ..........

75

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

75

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

75

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

77

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

78

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

78

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

79

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

83

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

83

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

84

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

93

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

100

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

100

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

101

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

106

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

110

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

110

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

111

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

120

HOW TO SELECT PISTON AND BEARING  ...

131

Description ............................................................

131

Piston ....................................................................

131

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

132

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

135

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

138

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

138

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

138

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

138

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

138

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

139

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

139

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

139

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

141

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

143

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

147

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

148

 

 

 

 

 

 

 

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