1995 NISSAN ALMERA N15 fuel filter

ENGINEMAINTENANCE ~
Changing FuelFilter (Cont'd)

~ 1.Remove fuseforfuel pump.
~ 2.Start engine.
3. After engine stalls,crankengine twoorthree times
to make surethatfuel pressure isreleased. •
4. Turn ignition switchoffand install fuseforfuel pump.
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Unit: C(Imp qt)

SMA790C

5.Loosen fuelhose clamps.
6. Replace fuelfilter.

• Becareful nottospill fuelover engine compartment. Place
a shop towel toabsorb fuel.
• Use ahigh-pressure typefuelfilter. Donot use asynthetic
resinous fuelfilter.
• When tightening fuelhose clamps, referto"Checking Fuel
Lines" .
Changing AirCleaner Filter
Viscous papertype
The viscous papertypefilter does notneed cleaning between
renewals.
Changing EngineOil
WARNING:
• Becareful nottoburn yourself, asthe engine oilishot.
• Prolonged andrepeated contactwithused engine oilmay
cause skincancer; trytoavoid direct skincontact withused
oil. Ifskin contact ismade, washthoroughly withsoap or
hand cleaner as$oon aspossible.

1. Warm upengine, andcheck foroilleakage fromengine
components.
2. Remove drainplugandoilfiller cap.
3. Drain oiland refill withnewengine oil.

Refill oilcapacity (Approximate):

With oilfilter change
Without oilfilter change
3.4
(3)

3.2 (2-7/8)

CAUTION: • Besure toclean drainplugandinstClili withnewwasher.
Drain plug:
~: 29-39 N'm (3.0
0
4.0 kg-m, 22-29 ftolb)
• Use recommended engineoil(API SE,SF,SGorSH grade).
The refill capacity changes depending onthe oiltemperature
and drain time,usethese values asareference andbecertain
to check withthedipstick whenchanging theoil.
MA-33

ENGINEMAINTENANCE
Changing AirCleaner Filter

The viscous papertypeaircleaner filterdoes notrequire any
cleaning operation betweenrenewals.

Water Draining, FuelFilter Check and
Replacement
DRAINING WATER

Open drainvalve atthe bottom offuel filter.

FUEL FILTER CHECK

Check fuelfilter forfuel leakage, damageandother abnormal
signs.
•

SMA794C REPLACING FUELFILTER

1. Disconnect watersensor connector andreplace fuelfilter
with anew one.

Hand-tighten fuelfilter byabout 2/3turn after O-ring touches
mounting surface.Followtheinstructions onfuel filter.

2. Connect watersensor connector andbleed fuelsystem.

FUEL SYSTEM AIRBLEEDING

1. Move priming pumpupand down until
there issuddenly
more resistance inthe movement. Thenstopthisaction and
start theengine.

2. Ifengine doesnotoperate smoothly afterbeing started,
race ittwo orthree times.

When refilling empty-fueltank, bleed airout offuel system.
Changing EngineOil

WARNING:

• Becareful nottoburn yourself, asengine oilishot.
• Prolonged andrepeated contactwithused engine oilmay
cause skincancer; trytoavoid direct skincontact withused
oil. Ifskin contact ismade, washthoroughly withsoap or
hand cleaner assoon aspossible.

1. Warm upengine, andcheck foroilleakage fromengine
components.
2. Remove oildrain pluganddrain oil.

MA-41

2/3
ofaturn
ENGINE
MAINTENANCE @Q]
Changing EngineOilFilter (Cont'd)

3. Screw oilfilter onuntil aslight resistance isfelt, then tighten
an additional 2/3turn.
4. Warm upengine andcheck oillevel.
5. Adjust oillevel ifnecessary. •

Refer toStep 4in "Changing EngineOil",MA-42.
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• Clean excess oilfrom engine.
SMA229B Checking InjectionNozzle

1. Remove injection deliverytubesandfuel spill tube.
2. Remove nozzlewithasuitable tool[span 27mm (1.06 in)].

WARNING:
When usingnozzle tester,becareful nottoallow diesel fuel
sprayed fromnozzle tocome intocontact withyour hand or
body, andmake surethatyour eyes areproperly protected.

3. Clean andcheck nozzles.
4. Install nozzle toinjection nozzletesterandbleed airfrom
flare nut.
5. Check initialinjection pressure bypumping testerhandle
one time persecond.

EF791A
6.Install injector topressure tester.
7. Check initialinjection pressure bypumping testerhandle
slowly (onetime persecond).

Injection pressure:
12,749 kPa(127.5 bar,130kg/cm
2,
1,849psi)
• Always checkinitialinjection pressure beforeinstalling new
nozzle.

Good
\

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,
,

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Wrong SEF672A

8.Check fuelspray pattern bypumping testerhandle quickly
(4 or 6times persecond).
9. Ifinitial injection pressure orinjection nozzleisnot normal,
adjust orclean injection nozzleorreplace it.

Refer toEC section forinjection pressure adjustment.

10. Install allinjection nozzlesandsecurely connectfuelspill
tube anddelivery tubes.
11. Bleed airfrom fuelsystem andcheck forfuel leakage with
engine running.

EF794A
MA.43