engine NISSAN ALMERA N15 1995 Service Manual

SEC.110
OIL
PAN
SEM070FA
Removal
1. Remove undercovers.
2. Drain engine oil.
3. Remove frontexhaust tube.Refer to"Exhaust system"inFE
section.
4. Remove centermember.
5. Remove enginefrontandrear gussets.
6. Remove enginelowerrearplate (AfTmodels).
7. Remove oilpan.
(1) Insert Toolbetween cylinderblockandoilpan.

• Becareful nottodamage aluminum matingface.
• Do not insert screwdriver, oroil pan flange willbe
deformed.

(2) Slide Toolbytapping itsside withahammer, andremove
oil pan.

EM-16

OilPAN
SEM295C Installation

1. Before installing oilpan,
remove
alltraces ofliquid gasket
from mating surface usingascraper.
• Also
remove
tracesofliquid gasket frommating surface of
cylinder block.

•

Cut here.

liquid gasket
7

mm
(0.28
in)

-1 ~

•

Inner
side
2.
Apply acontinuous beadofliquid gasket tomating surface
of oil pan.

• Use Genuine LiquidGasket orequivalent.

• Besure liquid gasket is3.5 to4.5 mm (0.138 to0.177 in)
wide.
• Apply liquidgasket toinner sealing surface asshown in
figure.
• Attaching shouldbedone within 5minutes aftercoating.

Q
Engine front
@
@
CV
@
@

~ ==O=O=O~o

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I
%

~ ~C:;;;}Oc=J/
I
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Of
i~

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o@

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0

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(j)
CIDCDW
@
SEM072F
3.
Install oilpan.
• Tighten oilpan bolts inthe numerical order.
• Wait atleast 30minutes beforerefilling engineoil.
4. Install other
removed
partsinthe reverse orderof
removal.
EM-17

WITHOUT VTC

SEC. 111.120.130.135

G)
Upper timing chain

@
Upper chaintensioner

@
Camshaft sprocket(Intake)

@
Camshaft sprocket(Exhaust)

@)
a-ring

@
Idler shaft
TIMING
CHAIN

(j)
Idler sprocket

@
Lower chaintensioner

@
Gasket

@
Slack sidetiming chaingUide

@
Timing chainguide

@
Lower timing chain

EM-19
~:
N.m
(kg-m,
in-lb)

~ :N'm
(kg-m, ft-Ib)

~ :Apply
liquidgasket.
fJ :
Lubricate withnew
engine oil.

SEM068FA
@
Crankshaft sprocket

@
Oilpump drivespacer

@)
Front cover

@
Oilseal

@
Crankshaft pulley

@
Cylinder headfrontcover
•

TIMINGCHAIN
Without

VTC
CAUTION:
• After removing timingchain,donot turn crankshaft and
camshaft separately, orvalves willstrike piston heads.
• When installing camshafts, chaintensioner, oilseals, or
other sliding parts,lubricate contacting surfaceswithnew
engine oil.
• Apply newengine oiltobolt threads andseat surfaces when
installing cylinderhead,camshaft sprocket,crankshaft
pulley, andcamshaft brackets.
Removal

1. Drain engine coolant fromradiator andcylinder block.
Be careful nottospill coolant ondrive belts.
2. Release fuelpressure. '
Refer to"Releasing FuelPressure" inEG section.
3.. Remove thefollowing belts.
• Power steering pumpdrivebelt
• Alternator drivebelt
4. Remove powersteering pulleyandpump withbracket.
5. Remove airduct tointake manifold collector.
6. Remove frontright-side wheel.
7. Remove frontright-side splashcover.
8. Remove frontundercovers.
9. Remove frontexhaust tube.
10. Remove cylinderheadfrontmounting bracket.
11. Remove rockercover.
12. Remove distributor cap.
13. Remove allspark plugs.
14. Remove intakemanifold support.
15. Set NO.1 piston at
TOG
onitscompression stroke.

EM-20

Looseninnumerical order.
SEM546D TIMING
CHAIN @KJ
Removal (Cont'd)

• Make sureNo.1 cylinder isat TDC bylooking atdistributor
rotor position.
16. Remove distributor.
17. Remove cylinder headfrontcover.
18. Remove waterpumppulley.
19. Remove thermostat housing.
20. Remove lowerchaintensioner.
21. Remove upperchaintensioner.
22. Loosen idlersprocket bolt.
23. Remove camshaft sprocketbolts.
24. Remove camshaft sprockets.
25. Remove camshaft bracketsandcamshafts.

• These partsshould bereassembled intheir original posi-
tions.
• Bolts should beloosened intwo orthree steps.

26. Remove idlersprocket bolt.
27. Remove cylinderheadwithmanifolds.

• Head warpage orcracking couldresult fromremoving in
incorrect order.
• Cylinder headboltsshould beloosened intwo orthree
steps.

28. Remove idlersprocket shaftfromrearside.
29. Remove uppertiming chain.
30. Remove centermember.
31. Remove oilpan. Refer to"Removal" in"OIL PAN" (EM-16).
32. Remove oilstrainer.
33. Remove crankshaft pulley.
34. Support enginewithasuitable hoistorjack.

EM-21
•

Slackside

chain gUide SEM081FTIMING
CHAIN
Removal (Coni'd)

35. Remove enginefrontmounting.
36. Remove enginefrontmounting bracket.
37. Remove frontcover boltsandfront cover asshown.

*1:
Located onengine frontmounting bracket
*2: Located onwater pump
*3: Located onpower steering pumpadjusting bar
38. Remove idlersprocket.
39. Remove lowertiming chain.
40. Remove oilpump drivespacer.
41. Remove chainguides.
42. Remove crankshaft sprocket.

EM-22

TIMINGCHAIN
Inspection
Check forcracks andexcessive wearatroller links.Replace if
necessary.

•

SEM1190

No. 1cylinder atTDC
Installation

1. Position crankshaft sothat No.1piston isat TOC andkey
way isat 12 o'clock.
a. Install crankshaft sprocket.

• Make suremating marksoncrankshaft sprocketfacefront
of engine.

b. Install oilpump drivespacer.

SEM377CC
--40
rollers
2.
Install chainguide.
3. Install crankshaft sprocketandlower timing chain.

• Settiming chainbyaligning itsmating markwiththeone on
crankshaft sprocket.
• Make suresprocket's matingmarkfaces engine front.
• The number oflinks between alignment marksare thesame
for the leftand ri.Qht sides. Eithersidecanbeused during
alignment withthesprocket.
SEM127F

/
Same number link

///

40 rollers-
• :Mating mark(different color)

EM-23

TIMINGCHAIN ~
Installation (Cont'd)

4. Before installing frontcover, remove alltraces ofliquid
gasket frommating surface usingascraper.
• Also remove tracesofliquid gasket frommating surface of
cylinder block.
5. Apply liquidgasket tofront cover.
6. Install frontcover.

• Check alignment ofmating marksonchain andcrankshaft
sprocket.
• Align oildrive spacer withoilpump.
• Place timing chaintothe side ofchain guide. Thisprevents
the chain frommaking contact withwater sealarea offront
cover.
• Make suretwoO-rings arepresent.
• Be careful nottodamage oilseal when installing front
cover.

7. Install engine frontmounting bracketandmounting.
8. Install oilstrainer.
9. Install oilpan. Refer to"Installation" in"OIL PAN" (EM-16).
10. Install crankshaft pulley.
11. Install center member.
12. Set idler sprocket byaligning themating markonthe larger
sprocket withmating markonthe lower timing chain.
13. Install uppertiming chainandsetitby aligning mating
marks onthe smaller sprocket withmating markonupper
timing chain.

• Make suresprocket's matingmarkfaces engine front.

14. Install idlersprocket shaftfromtherear side.

SEM083F
SEM110F
SEM122D

Position

for
O-ring
Front
cover
Upper timing chain
•. Mating mark(different color)

SEM126F
Idler

sprocket
Lower
timing chain

EM-24

o

Cylinder
headboltwasher

0 __ 0

•

Cylinder headside
Tighten innumerical order.

~ 58.8 (6,43)

Ol

""
E

z
~ 29.4 (3,22)

E!"

2

Ol

c

'c
QJ

.E
Cl

i=
SEM877A
SEM124D
SEM614EA TIMING
CHAIN
[]K]

Installation (Cont'd)

15. Install cylinder headwithnewgasket.
• Besure toinstall washers betweenboltsandcylinder head.
• Donot rotate crankshaft andcamshaft separately, orvalves
will strike piston heads.
• Apply newengine oiltocylinder headboltthreads andseat
surfaces.
• Tightening procedure

@
Tighten boltsto29.4 N'm (3kg-m, 22ft-Ib).

@
Tighten boltsto58.8 N'm(6kg-m, 43ft-Ib).

@
Loosen boltscompletely.

@
Tighten boltsto29.4 N'm (3kg-m, 22ft-Ib).

@
Turn bolts 50to55 degrees clockwise orifangle wrench is
not available, tightenboltsto58.8:1: 4.9N'm (6:1:0.5kg-m,
43.4:1: 3.6ft-Ib).

CD
Tighten bolts
(@-@)
to6.3 to8.3 N'm (0.64 to0.85 kg-m,
55.6 to73.8 in-Ib).

Tightening torqueN'm(kg-m, ft-Ib)

@
@

@
@

@,CD

50 -55
degrees or
Bolts 29.4(3,22) 58.8 (6,43) 0(0,0) 58.8:1:4.9

((1) -
@»)
29.4
(3,22)
(6:1:0.5,
43.4:1: 3.6
ft-Ib)
6.3 -8.3
Bolts (0.64
-
(@ -@)
-
- -
-

0.85,55.6 -
73.8 in-Ib)

16. Install idlersprocket bolt.
•

Intake Exhaust
17.
Install camshaft.
• Make surecamshafts arealigned asshown infigure.

SEM547D EM-25

Intakeside

o~ ~
~NO.5~
~ ~No. 4~

~ "'DNo. 3"~
L

"\J;;\
No.2
~V~NO'

~~FronOt mark~
Front ......., TIMING
CHAIN
Installation (Cont'd)

• Identification marksarepresent oncamshafts.
18. Install camshaft bracketsanddistributor bracket.
• Make surecamshaft bracketsarealigned asshown infig-
ure.

Exhaust side
SEM549D
Distributor bracket
I~
Apply liquidgasket.

@
@
@
rl~FL~~I~~~~

),i
o)(oo~-.'.-
0l1..0)(
0

~ .@/~
o'(!l@

@
cID
CD~cID
oc1)
1
0
@

Tighten innumerical order.
SEM550D
•
Apply liquidgasket todistributor bracketasshown inthe
figure.
• Apply newengine oiltobolt threads andseat surface.
• Tighten camshaft bracketboltsinthe following steps.
(Bolt
@>
isapplied onlyforGA16DE)

@
Tighten bolts
@-
@>,
then
CD-
@).

~: 2.0N'm (0.204 kg-m,17.7in-Ib)

@
Tighten bolts
CD-
@>.

~: 5.9N'm (0.60 kg-m, 52.1in-Ib)

@
Tighten bolts
CD-
@.

~: 9.8-11.8 N'm (1.00 -1.20 kg-m, 86.8-104.2 in-Ib)
Tighten bolt
@>.

~: 6.3-8.3 N'm (0.64 -0.85 kg-m, 55.6-73.8 in-Ib)
• Ifany part ofvalve assembly orcamshaft isreplaced, check
valve clearance accordingtoreference data.
After completing assemblycheckvalveclearance. Referto
"Checking" and"Adjusting" in"VALVE CLEARANCE" (EM-

41).

Reference datavalve clearance (Cold):
Intake
0.25 -0.33 mm(0.010 -0.013 in)
Exhaust
0.32 -0.40 mm(0.013 -0.016 in)

EM-26