Nissan Frontier. Manual — part 993

OIL PUMP

LU-33

< UNIT DISASSEMBLY AND ASSEMBLY >

[VQ40DE]

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Check regulator valve to oil pump cover clearance using the following formula.

• (Clearance) = D

1

(Valve hole diameter) - D

2

(Outer Diameter of

valve)

CAUTION:

• Coat regulator valve with engine oil.

• Check that it falls smoothly into the regulator valve hole by its

own weight.

ASSEMBLY

Installation is in the reverse order of removal.

NOTE:

• Install oil pump inner rotor with the groove facing the oil pump

cover side.

• Install the oil pump outer rotor with the punch mark facing the oil

pump cover side.

Regulator valve to oil pump cover
: Refer to

LU-34, "Standard and Limit"

.

PBIC2829E

PBIC2830E

LU-34

< SERVICE DATA AND SPECIFICATIONS (SDS)

[VQ40DE]

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Standard and Limit

INFOID:0000000009479909

OIL PRESSURE

Unit: kPa (kg/cm

2, psi)

*: Engine oil temperature at 80

°C (176°F)

OIL PUMP

Unit: mm (in)

REGULATOR VALVE

Unit: mm (in)

ENGINE OIL CAPACITY (APPROXIMATE)

Unit: (US qt, Imp qt)

Engine speed

Approximate discharge oil pressure*

Idle speed

More than 98 (1.0, 14)

2,000 rpm

More than 294 (3.0, 43)

6,000 rpm

More than 392 (4.0, 56.8)

Body to outer rotor (Position 1)

0.120 - 0.195 (0.0047 - 0.0077)

Inner rotor to outer rotor tip (Position 2)

0.060 - 0.160 (0.0024 - 0.0063)

Body to inner rotor (Position 3)

0.030 - 0.070 (0.0012 - 0.0028)

Body to outer rotor (Position 4)

0.050 - 0.090 (0.0020 - 0.0035)

Inner rotor to brazed portion of housing

0.045 - 0.091 (0.0018 - 0.0036)

Regulator valve to oil pump cover

0.025 - 0.070 (0.0010 - 0.0028)

Drain and refill

With oil filter change

5.1 (5-3/8, 4-1/2)

Without oil filter change

4.8 (5-1/8, 4-1/4)

Dry engine (Overhaul)

6.3 (6-5/8, 5-1/2)

MA-1

MAINTENANCE

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SECTION

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CONTENTS

MAINTENANCE

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

3

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

3

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

3

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

4

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

4

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

4

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

4

PERIODIC MAINTENANCE . . . . . . ..

6

GENERAL MAINTENANCE . . . . . . . .

6

FOR USA AND CANADA . . . . . . . . . . ....

6

FOR USA AND CANADA : Explanation of General
Maintenance . . . . . . . . . . . . . . . ..

6

FOR MEXICO . . . . . . . . . . . . . . . ..

8

FOR MEXICO : General Maintenance . . . . . ..

8

PERIODIC MAINTENANCE . . . . . . . ...

10

FOR USA AND CANADA . . . . . . . . . . ..

10

FOR USA AND CANADA : Periodic Maintenance .

10

FOR MEXICO . . . . . . . . . . . . . . .

13

FOR MEXICO : Periodic Maintenance . . . . .

13

RECOMMENDED FLUIDS AND LUBRI-
CANTS . . . . . . . . . . . . . . . .

16

FOR USA AND CANADA . . . . . . . . . . ..

16

FOR USA AND CANADA : Fluids and Lubricants .

16

FOR USA AND CANADA : SAE Viscosity Number

.

17

FOR USA AND CANADA : Anti-Freeze Coolant
Mixture Ratio . . . . . . . . . . . . . . ...

18

FOR MEXICO . . . . . . . . . . . . . . .

18

FOR MEXICO : Fluids and Lubricants . . . . .

18

FOR MEXICO : SAE Viscosity Number . . . . ...

19

FOR MEXICO : Engine Coolant Mixture Ratio . .

20

ENGINE MAINTENANCE (QR25DE ENGINE) ...

22

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

22

DRIVE BELTS : Exploded View . . . . . . . ..

22

DRIVE BELTS : Checking Drive Belts . . . . . .

22

DRIVE BELTS : Tension Adjustment . . . . . ..

22

ENGINE COOLANT . . . . . . . . . . . . ...

22

ENGINE COOLANT : System Inspection . . . .

22

ENGINE COOLANT : Changing Engine Coolant .

23

FUEL LINES . . . . . . . . . . . . . . . ...

25

FUEL LINES : Checking Fuel Line . . . . . . ..

25

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

25

AIR CLEANER FILTER : Removal and Installation

.

25

ENGINE OIL . . . . . . . . . . . . . . . ...

26

ENGINE OIL : Inspection . . . . . . . . . . .

26

ENGINE OIL : Changing Engine Oil . . . . . .

26

OIL FILTER . . . . . . . . . . . . . . . .

27

OIL FILTER : Removal and Installation . . . . ...

27

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

28

SPARK PLUG : Exploded View . . . . . . . ...

28

SPARK PLUG : Removal and Installation . . . ...

28

EVAP VAPOR LINES . . . . . . . . . . . .

29

EVAP VAPOR LINES : Checking EVAP Vapor
Line . . . . . . . . . . . . . . . . . . ..

30

ENGINE MAINTENANCE (VQ40DE) . . . .

31

DRIVE BELT . . . . . . . . . . . . . . . ..

31

DRIVE BELT : Exploded View . . . . . . . . .

31

DRIVE BELT : Checking Drive Belts . . . . . ...

31

DRIVE BELT : Adjustment . . . . . . . . . ...

31

ENGINE COOLANT . . . . . . . . . . . . ...

31

MA-2

ENGINE COOLANT : System Inspection . . . ...

31

ENGINE COOLANT : Changing Engine Coolant ...

32

FUEL LINES . . . . . . . . . . . . . . . ..

35

FUEL LINES : Checking Fuel Line . . . . . . .

35

FUEL FILTER . . . . . . . . . . . . . . ....

35

FUEL FILTER : Changing Fuel Filter . . . . . ..

35

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

35

AIR CLEANER FILTER : Exploded View . . . ...

36

AIR CLEANER FILTER : Removal and Installation

...

36

ENGINE OIL . . . . . . . . . . . . . . . ..

36

ENGINE OIL : Inspection . . . . . . . . . ....

36

ENGINE OIL : Changing Engine Oil . . . . . ...

37

OIL FILTER . . . . . . . . . . . . . . . ...

37

OIL FILTER : Removal and Installation . . . . ..

37

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

38

SPARK PLUG : Exploded View . . . . . . . ..

39

SPARK PLUG : Removal and Installation . . . ..

39

EVAP VAPOR LINES . . . . . . . . . . . ....

40

EVAP VAPOR LINES : Checking EVAP Vapor
Line . . . . . . . . . . . . . . . . . . .

40

CHASSIS AND BODY MAINTENANCE . . .

41

IN-CABIN MICROFILTER . . . . . . . . . . .

41

IN-CABIN MICROFILTER : Removal and Installa-
tion . . . . . . . . . . . . . . . . . . ..

41

EXHAUST SYSTEM . . . . . . . . . . . . ..

41

EXHAUST SYSTEM : Checking Exhaust System ...

42

TRANSMISSION OIL . . . . . . . . . . . ....

42

TRANSMISSION OIL : Checking the A/T Fluid
(ATF) . . . . . . . . . . . . . . . . . ..

42

TRANSMISSION OIL : Changing the A/T Fluid
(ATF) . . . . . . . . . . . . . . . . . ..

44

M/T OIL . . . . . . . . . . . . . . . . . ..

45

M/T OIL : FS6R31A . . . . . . . . . . . ....

45

M/T OIL : Changing . . . . . . . . . . . ....

45

M/T OIL : Checking . . . . . . . . . . . . .

45

M/T OIL : FS5R30A . . . . . . . . . . . ....

45

M/T OIL : Changing . . . . . . . . . . . ....

45

M/T OIL : Checking . . . . . . . . . . . . .

46

TRANSFER FLUID . . . . . . . . . . . . ....

46

TRANSFER FLUID : Replacement . . . . . . .

46

TRANSFER FLUID : Inspection . . . . . . . .

47

PROPELLER SHAFT . . . . . . . . . . . ....

47

PROPELLER SHAFT : Checking Propeller Shaft ...

47

DIFFERENTIAL GEAR OIL . . . . . . . . . ..

47

DIFFERENTIAL GEAR OIL : Front Final Drive -
R180A . . . . . . . . . . . . . . . . . .

48

DIFFERENTIAL GEAR OIL : Changing Differen-
tial Gear Oil . . . . . . . . . . . . . . . .

48

DIFFERENTIAL GEAR OIL : Checking Differential
Gear Oil . . . . . . . . . . . . . . . . ...

48

DIFFERENTIAL GEAR OIL : Rear Final Drive -
C200 . . . . . . . . . . . . . . . . . ...

48

DIFFERENTIAL GEAR OIL : Changing Differen-
tial Gear Oil . . . . . . . . . . . . . . . .

48

DIFFERENTIAL GEAR OIL : Checking Differential
Gear Oil . . . . . . . . . . . . . . . . ...

49

DIFFERENTIAL GEAR OIL : Rear Final Drive -
M226 . . . . . . . . . . . . . . . . . ...

49

DIFFERENTIAL GEAR OIL : Changing Differen-
tial Gear Oil . . . . . . . . . . . . . . . .

49

DIFFERENTIAL GEAR OIL : Checking Differential
Gear Oil . . . . . . . . . . . . . . . . ...

50

DIFFERENTIAL GEAR OIL : Rear Final Drive -
M226 (ELD) . . . . . . . . . . . . . . . .

50

DIFFERENTIAL GEAR OIL : Changing Differen-
tial Gear Oil . . . . . . . . . . . . . . . .

50

DIFFERENTIAL GEAR OIL : Checking Differential
Gear Oil . . . . . . . . . . . . . . . . ...

51

WHEELS . . . . . . . . . . . . . . . . .

51

WHEELS : Balancing Wheels . . . . . . . . .

51

WHEELS : Rotation . . . . . . . . . . . .

53

BRAKE FLUID LEVEL AND LEAKS . . . . . .

53

BRAKE FLUID LEVEL AND LEAKS : On Board In-
spection . . . . . . . . . . . . . . . . ...

53

BRAKE LINES AND CABLES . . . . . . . . ..

53

BRAKE LINES AND CABLES : Checking Brake
Line and Cables . . . . . . . . . . . . . ..

54

DISC BRAKE . . . . . . . . . . . . . . . .

54

DISC BRAKE : Checking Disc Brake . . . . . ..

54

STEERING GEAR AND LINKAGE . . . . . . ...

54

STEERING GEAR AND LINKAGE : Checking
Steering Gear and Linkage . . . . . . . . . .

55

POWER STEERING FLUID AND LINES . . . . ..

55

POWER STEERING FLUID AND LINES : Check-
ing Power Steering Fluid and Line . . . . . . ..

55

AXLE AND SUSPENSION PARTS . . . . . . ...

55

AXLE AND SUSPENSION PARTS : Checking
Axle and Suspension Parts . . . . . . . . . .

55

LOCKS, HINGES AND HOOD LATCH . . . . . .

56

LOCKS, HINGES AND HOOD LATCH : Lubricat-
ing Locks, Hinges and Hood Latches . . . . . .

57

SEAT BELT, BUCKLES, RETRACTORS, AN-
CHORS AND ADJUSTERS . . . . . . . . . ..

57

SEAT BELT, BUCKLES, RETRACTORS, AN-
CHORS AND ADJUSTERS : Checking Seat
Belts, Buckles, Retractors, Anchors and Adjusters

...

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