1995 NISSAN ALMERA N15 radiator

ENGINEMAINTENANCE ~
Checking CoolingSystem(Cont'd)

Pull thenegative-pressure valvetoopen it.Check thatitcloses
completely whenreleased.

SMA871B CHECKING COOLINGSYSTEMFORLEAKS

Apply pressure tothe cooling systemwithcaptester tocheck
for. leakage.

Testing pressure:
157 kPa (1.57 bar,1.6kg/cm
2,
23psi)
CAUTION: Higher pressure thanthespecified valuemaycause damage to
radiator.
Checking Fuellines

Inspect fuellines andtank forimproper attachment andfor
leaks, cracks, damage, looseconnections, chafinganddeteri-
oration. If necessary, repairorreplace faultyparts.

SMA803A

3 (0.12) Unit:mm(in)

-- --- ----,;~-r--1

"
,

-,-,-,
~-

_______ .J",_~__

28 (1.10)

~ Fuel hose clamps

1.0 -1.5 N.m
(0.10 -0.15 kg-m,

8.7 -13.0 in-Ib)

MMA104ACAUTION:
Tighten high-pressure rubberhoseclamp sothat clamp endis
3 mm (0.12 in)from hose end.
Tightening torquespecifications arethesame forallrubber
hose clamps.
Ensure thatscrew doesnotcontact adjacent parts.
Changing FuelFilter
WARNING: Before removing fuelfilter, release fuelpressure fromfuelline
to eliminate danger.
MA-22

FrontFront
CiIt

LOOSEN

'--

Radiator ENGINE
MAINTENANCE
Changing EngineCoolant

WARNING:

To avoid being scalded, neverchange thecoolant whenthe
engine ishot.

-DRAINING ENGINECOOLANT-
1. Turn ignition switch"ON".Moveheater "TEMP" control
knob allthe way to"HOT".
2. Open radiator drainplugatthe bottom ofradiator, and
remove radiator cap.
3. Remove reservoir tank,drain coolant, thenclean reservoir
tank. Install ittemporarily.

• Becareful nottoallow coolant tocontact drivebelts.
•

DI1211M MA-29

Withheater
Withoutheater

M/T
6.1(5-3/8)
5.8(5-1/8)
AfT 6.6(5-7/8)
6.3(5-1/2)

Unit:

r
(Imp qt)

-FLUSHING
COOLINGSYSTEM-

5. Install radiator drainplugandcylinder blockdrainplug
securely.
6. Fill radiator withwater untilwater spillsfromtheairrelief
hole, theninstall airrelief plug.
Fill radiator andreservoir tankwithwater andinstall radi-
ator cap.
Air relief plug:

!II:
10N.m (1.0kg-m, 87in-lb)
7. Warm upengine untilcooling fanoperates, thenrace
engine 2or 3times under no-load.
8. Stop engine andwait until itcools down.
9. Drain water.
10. Repeat steps2through 9until clear water begins todrain
from radiator.

-REFILLING ENGINECOOLANT-

11. Install reservoir tank,radiator drainplugandcylinder block
drain plug.
• Apply sealant tothe thread ofcylinder blockdrainplug.

!II :
8 -12 N.m (0.8-1.2 kg-m, 69-104 in-lb)
12. Fill radiator withcoolant untilcoolant spillsfromtheair
relief hole,theninstall airrelief plug.
13. Fill radiator andreservoir tankwithcoolant uptospecified
level andinstall radiator cap.
Air relief plug:
~ :10 N'm (1.0kg-m, 87in-lb)
For coolant mixture ratio,refertoMA-16.
Coolant capacity (Withreservoir tank):

ENGINE
MAINTENANCE ~

Changing EngineCoolant (Cont'd)
4. Remove cylinderblockdrainplugandairrelief plug.

SMA380C

MAX.

MIN.
Reservoir
tankcapacity (forMAX level):

o.n
(5/8Impqt)
Pour coolant through coolantfillerneck slowly toallow airin
system toescape.

SMA4128 MA-30

SLC0538
Water
inlet
Water
outlet ENGINE
MAINTENANCE [][]
Changing EngineCoolant (Cont'd)

14. Warm upengine tonormal operating temperature.
15. Run engine at2,500 rpmfor10seconds andreturn toidle
speed .
• Repeat 2or 3times. •

Wat~h coolant temperature gaugesoasnot tooverheat the
i

engme.
16. Stop engine andcool itdown.
• Cool down usingafan toreduce thetime.
17. Refill reservoir tanktoMax linewith coolant.
18. Repeat step15through step17two ormore times.
19. Warm upengine, andcheck forsound ofcoolant flowwhile
running enginefromidleupto4,000 rpmwith heater tem-
perature controlsetatseveral positions betweenCOOLand

HOT.

• Sound maybenoticeable atheater watercock.
20.
If
sound isheard, bleedairfrom cooling systembyrepeat-
ing steps 14through 17until coolant levelnolonger drops.

• Clean excess coolant fromengine.
CAUTION:
When heater unitisremoved orreplaced, refillengine coolant
as shown, removing heaterhoseatfeeding connector on
engine.
Checking CoolingSystem
CHECKING HOSES

Check hosesforimproper attachment andforleaks, cracks,
damage, looseconnections, chafinganddeterioration.

CHECKING RADIATORCAP

Apply pressure toradiator capwith captester tosee ifit is sat-
isfactory.
Radiator caprelief pressure:
Standard 78 -98 kPa
(0.78 -0.98 bar,0.8-1.0 kg/cm
2,
11-14 psi)
limit
59-98 kPa
(0.59 -0.98 bar,0.6-1.0 kg/cm
2,
9-14 psi)
MA-31

ENGINEMAINTENANCE [][]

Checking CoolingSystem(Cont'd)

Pull thenegative-pressure valvetoopen it.Check thatitcloses
completely whenreleased.

CHECKING COOLINGSYSTEMFORLEAKS

Apply pressure tothe cooling systemwithcaptester tocheck
f~r leakage.
Testing pressure:
157 kPa (1.57 bar,1.6kg/cm
2,
23psi)

CAUTION:

Higher pressure thanthespecified valuemaycause damage to
radiator.

SMA811C
SMA803A
Checking
FuelLines

Inspect fuellines andtank forimproper attachment, leaks,
cracks, damage, looseconnections, chafingordeterioration.
If necessary, repairorreplace faultyparts.

3 (0.12) Unit:mm(in)

_._-- --,"'~'r---1

"
,

-
-
---;--,
-,---

•• J..
_J- __

28 (1.10)

~ Fuel hose clamps

1.0 -1.5 N.m
(0.10 -0.15 kg-m,
8.7 -13.0 in-Ib)

MMA104A
• FUEL PRESRELEASE.
0

FUEL PUMP WILLSTOP BY
TOUCHING STARTDURING
IDLE_
CRANK AFEW TIMES AFTER
ENGINE STALL.

---S-T~-RT--
SEF823KCAUTION:

Tighten high-pressure rubberhoseclamp sothat clamp endis
3 mm (0.12 in)from hose end.
Tightening torquespecifications arethesame forallrubber
hose clamps.
Ensure thatscrew doesnotcontact adjacent parts.

Changing FuelFilter

WARNING:
Before removing fuelfilter, release fuelpressure fromfuelline
to eliminate danger.

rF.i\
1.Start engine.
~ 2.Perform "FUELPRESSURE RELEASE"in"WORK
SUPPORT" modewithCONSULT.
3. After engine stalls,crankengine twoorthree times
to make surethatfuel pressure isreleased.
4. Turn ignition switchoff.

MA-32

ENGINEMAINTENANCE
@[]

Changing EngineCoolant (Cont'd)

2. Open drainplugs onthe bottom rightofradiator andonthe
left side ofcylinder block.
3. Remove radiatorcapand drain coolant.
4. Close drainplugs andfillradiator withwater uptofiller •
neck. •
5. Warm upengine andrepeat steps2,3and 4one ortwo
times todrain oldcoolant.

Drain plug(Radiator)

6.Open airbleeder onintake manifold.
7. Fill radiator withcoolant uptofiller neck.
Follow instructions attachedtoanti-freeze containerforanti-
freeze towater mixing ratio.

Pour coolant slowlytoallow airinsystem toescape.
Coolant capacity:

Regarding theAnti-freeze CoolantMixtureRatio,referto"REC-
OMMENDED FLUIDSANDLUBRICANTS".
8. Securely closeairbleeder.
9. Fill reservoir tankwithcoolant upto"MAX" level.
10. Warm upengine atabout 2,000rpmtonormal operating
temperature.
11. Stop engine andallow
it
to cool.
12. Check coolant levelandrefill reservoir tankifnecessary.

• Clean excess coolant fromengine.

MAX.

MIN.

SMA412B
With
heater
Without heater
5.2
(4-5/8)
4.9 (4-3/8)
Unit:
C(Imp qt)

Water outlet
SLC053B CAUTION:
When heater unitisremoved orreplaced, refillengine coolant
as shown, removing heaterhoseatfeeding connector on
engine.
MA-39

ENGINEMAINTENANCE
Checking CoolingSystem
HOSE ANDCLAMP CHECK

Check hosesforimproper attachment, leaks,cracks, damage,
loose connections, chafinganddeterioration.

CHECKING COOLINGSYSTEMFORLEAKS

Apply pressure tothe cooling systemwithcaptester tocheck
for leakage.

Testing pressure:

157
kPa
(1.57
bar,
1.6
kg/cm
2,
23psi)
CAUTION: Use ofhigher pressure thanthatspecified valuemaycause
damage toradiator.
CHECKING
RADIATORCAP

1. Check reliefpressure withcaptester.

Radiator caprelief pressure:
Standard
78.98
kPa

(0.78.0.98
bar,
0.8-1.0
kg/cm
2,
11-14
psi)
Limit
59 -98
kPa

(0.59 -0.98
bar,
0.6-1.0
kg/cm
2,
9-14
psi)

Replace radiatorcapifpressure isnot within thespecified

SLC613-A
values.
2. Pull thenegative-pressure valvetoopen it,and check that
it closes completely whenreleased.

Hose adapter
SMA990A
SMA803A Checking
FuelLine

Inspect fuellines andtank forimproper attachment, leaks,
cracks, damage, looseconnections, chafinganddeterioration.
If necessary, repairorreplace malfunctioning parts.

MA-40

SERVICEDATAANDSPECIFICATIONS (50S)

Used beltdeflection
Deflection Deflection
of
Limit afteradjust- new
belt
ment
Alternator 14(055) 11
-13 9-11
(0.43 -0.51)
(0.35-0.43)
Air conditioner
14(0.55) 11
-13
9-11
compressor (0.43
-0.51)
(0.35-0.43)
Power steer-
8(0.31) 5
-7
4-6
ing oilpump (0.20-0.28)
(0.16-0.24)
Water pump
without power

-
8
(0.31) 6(0.24)
steering
Applied push-
98N(10 kg, 22Ib)
ing force

Coolant capacity (Refillcapacity)
INSPECTION
ANDADJUSTMENT
Drive beltdeflection

Unit:kPa(bar, kg/cm', psi)
12,749 (127.5, 130,1,849)
Without
oilfilter
With oilfilter
Injection pressure

Injection
nozzle
Idle speed

Unit:rpm
Standard
M/T
700

'go

800'
': Air conditioner "ON"

TIGHTENING TORQUE

Unit N'mkg-m
ft-Ib in-Ib
Manifold nuts
&

18-22
1.8-2.2
bolts 13
-16
Rocker cover
2-4
0.2-0.4 1.4-2.9 17-35
screw
Alternator, power
steering mounting 62-75
6.3-76 46
-55
bolt
Alternator, power
steering adjuster 16
-21
1.6-2.1
12-15
lock bolt
Cylinder block
54-74
5.5-7.5 40
-54
drain plug
Engine oilpan
29-39 3.0-4.0 22-29
drain plug
Injector (Tohead)
59-69 6.0-7.0 43-51
Spill tube 39-49
4.0-5.0 29-36
Delivery tube 22-25 2.2-2.5
16-18

Engine
Maintenance
Engine oilcapacity (Refillcapacity)

Unit:[(Imp qt)•
46 (4)

51 (4--1/2)

Unit:
mm(in)
Unit:
f
(Imp qt)
5.2 (4-5/8)
49 (4-3/8)
0.7 (5/8)
Unit: kPa(bar, kg/cm', psi)
78 -98
(0.78 -0.98, 08-1.0, 11-14)
59 -98
(0.59 -0.98, 06-10, 9-14)
157 (1.57, 1.6,23)
Standard
Limit
With
heater
Without heater
Reservoir tank
Radiator caprelief pressure
Radiator testingpressure

Cooling
systemcheck
MA-55