1995 NISSAN ALMERA N15 heater

SERVICEDATAANDSPECIFICATIONS (SOS)
General Specifications

PRESSURE REGULATOR
Regulated pressure
kPa (bar, kg/cm
2,
psi) 299
(2.99, 3.05,43.4)
Idle speed'1
rpm
Inspection
andAdjustment
ENGINE COOLANT TEMPERATURE
SENSOR

Temperature
'c
('F) Resistancekn
20 (68) 2.1
-2.9

•

90
(194) 0.24-0.26
110 (230) 0.14-0.15
No-load'2
Air conditioner: ONGA
14DE, GA16DE forEurope and
Israel
AIT: 800:1:50
Models withdaytime lightsystem

MIT: 800:1:50

Models withoutdaytime lightsystem
M/T: 700:1:50
GA15DE
M/T: 630:1: 50
A/T: 750:1: 50
GA 16DE forAustralia
M/T: 675:1: 50
A/T: 800:1:50
GA16DE exceptforEurope andIsrael,
and Australia
M/T: 650:1:50
A/T: 800:1: 50
900 ormore
FUEL
PUMP

Resistance [at25'C (77'F)] n

IACV-AAC VALVE
Approximately
0.2-5
Ignition timing GA
14DE, GA16DE forEurope and
Israel andGA16DE except forAustralia
10':1:2' BTDC
GA15DE
6':1:2' BTDC
GA16DE forAustralia
8':1:2' BTDC Resistance
[at25'C (77'F)) Approximately
10(For Europe
n andIsrael)
50 -100 (Except forEurope and
Israel)
0.40. 0.60
Throttle
position sensor
idle position'3 V
'1: Feedback controlled andneeds noadjustments
'2: Under thefollowing conditions:
• Air conditioner switch:OFF
• Electric load:OFF(Lights, heater,fan
&
rear defogger)
• A/T models: in"N" position
'3: Engine iswarmed upSUfficiently.

IGNITION COIL INJECTOR

Resistance [at25'C (77'F)) n

RESISTOR
Resistance [at25'C (77'F)] kn Approximately
10.14
Approximately 2.2

THROTTLE POSITIONSENSOR

Primary
voltage
Primary resistance
[at 20'C (68'F)]
Secondary resistance
[at 20'C (68'F)]
V

n

kn
12

Approximately 0.5-1.0
Approximately 12 Accelerator
pedalconditions
Completely released
Partially released
Completely depressed Resistance
kn[at25'C (77'F))
Approximately 0.5'
0.5 -4
Approximately 4

MASS AIRFLOW SENSOR
':
Engine iswarmed upsufficiently.
Supply voltage
Output voltage
V

V
Battery
voltage
1.2 -1.8'
': Engine iswarmed upSUfficiently andidling under no-load.

EC-417

SERVICEDATAANDSPECIFICATIONS (SOS)
General Specifications

PRESSURE REGULATOR
Fuel pressure atidling
kPa (bar, kg/cm
2,
psi)
Vacuum hoseisconnected
Vacuum hoseisdisconnected Approximately
235 (2.35. 2.4.34)
Approxi mately
294 (2.94, 3.0,43)
Idle speed'1
No-load'2 rpm
(in "N" position) 800:1:50
Inspection
andAdjustment
FUEL PUMP

Resistance [at25'C (77'F)] n
Approximately 0.2-5.0
Air conditioner: ON
(in "N" position)
Ignition timing
Throttle position sensoridle
position V850
ormore

IACV-AACVALVE

15':1:2' BTDC
Resistance[at25'C (77'F)] n
0.35 -0.65 Approximately
10.0
'1: Feedback controlled andneeds noadjustments
'2: Under thefollowing conditions:
• Air conditioner switch:OFF
• Electric load:OFF(Lights, heaterfan
&
rear defogger)

IGNITION COIL INJECTOR

Resistance [at25'C (77'F)) n'
1_0_-_1_4 _

RESISTOR

Primary voltage
Primary resistance
[at 25'C (77'F))
V

12

0.5 -1.0 Resistance
[at25'C (77'F)) kn ApproXimately 2.2
Secondary resistance
[at 25'C (77'F))
kn
Approximately
25

THROTTLEPOSITIONSENSOR
MASS AIRFLOW SENSOR

Supply voltage
Output voltage
V
V
Battery
voltage (11-14)

1.3 -1.7'
Throttle
valveconditions
Completely closed
Partially open
Completely open Resistance
kn
[at 25'C (77'F)]
Approximately 1
1 - 10
Approximately 10
': Engine iswarmed upsufficiently andidling under no-load.

ENGINE COOLANT TEMPERATURE
SENSOR

Temperature
'c
('F)

20 (68)

50 (122)
90 (194) Resistance
kn
2.1-2.9
0.68 -1.00
0.236 -0.260

HEATED OXYGEN SENSOR HEATER

Resistance [at25'C (77'F)] n
I
3.3-6.3

EC-418

ENGINECOOLING SYSTEM
Cooling Circuit
Reservoir tank
...Thermostat: OPEN
~ Thermostat: CLOSED

•

Water outlet Thermostat
housing
Throttlebody
Intake manifold Heater
SLC9S7AA
LC-9

Oilcooler
Cold startdevice
ENGINE
COOLING SYSTEM
Cooling Circuit

_ ======
=.j
Reservoir tank
I

Oil cooler
Heater unit
~ :By-pass passage
LC-31 SLC407
•

ENGINECOOLING SYSTEM
Water Pump(Cont'd)
INSPECTION

• Check bodyassembly forrust orcorrosion.
• Check forrough operation duetoexcessive endplay.

SLC760 Thermostat
REMOVAL ANDINSTALLATION

Bolthole
2.5:t0.5(0.098:t 0.020)
die.

\ r
/2.5+0.5

rTfJ ~
(0.098:t 0.020)
die.

SLC564AA

Thermostat
housing

o

a
o

Bolt hole
¥
2.5:t0.5 (0.098:t 0.020)
die.

F2.5+0.5

,-a,
(0.098:t ~.020)die.

From
coldstart device

'I ..

From
01
cooler ..

/

From heater unit~~

2.5+'5
0

:. ••uo.02O)~'28l

Unit: mm(in)

toJ :
N.m (kg-m, ft-Ib)

SEC.
210-211

•Apply liquidgasket towater outlet, thermostat housingand
water inlet.

LC-34

TIMINGCHAIN
Removal (ConI'd)

17. Remove timingchainguide.
18. Remove camshaft sprockets.
19. Remove camshafts, camshaftbrackets, oiltubes andbaffle
plate.
•

Loosen innumerical order.

SEM7870A

20.Remove startermotor.
21. Remove thefollowing waterhoses.
• Water hoseforcylinder block.
• Water hosesfromheater.
22. Remove knocksensor harness connector.

EM-71

MethodA
Method B 90+5degrees

-0

Engine Paint
mark

front

:0
118

~
(12,87)

Plasticzone

EO
78

0,
(8,58)

~

E
39

z
(4,29)

SEM074DATIMING
CHAIN
[]B]

Installation (Cont'd)

@
Method A:Turn allbolts 90to95 degrees clockwise with
Tool orsuitable anglewrench.
Method B:
If
angle wrench isnot available, dothe follow-
ing. Mark theside ofall bolts withpaint marks
facing thefront ofthe engine. Thenturnthem 90
to 95 degrees clockwise.

CD
Turn allbolts 90to95 degrees clockwise. •

@
Ensure thatpaint mark oneach boltfaces therear ofthe
engine. (Method Bonly)
Do not turn anybolt 180to190 degrees clockwise allatonce.

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

@
39(4.0, 29)

@
78(8.0, 58)

@
0(0,0)

@
34-44 (3.5 -4.5, 25-33)

@
90-95 degrees (90degree preferred)

CD
90
-95 degrees (90degree preferred)

14. Install cylinder headoutside bolts.
15. Install thefollowing waterhoses.
• Water hoseforcylinder block.
• Water hosesforheater.
16. Install knocksensor harness connector.

EM-77

Unit:mm(in) 183.0(7.205)

SEM707DCYLINDER
BLOCK
Preparation

• Drill ahole intotheattachment (KV10108101).

Disassembly
PISTON ANDCRANKSHAFT

1. Place engine onawork stand.
2. Drain coolant andoil.
3. Remove timingbelt.
4. Remove waterpump.
5. Remove oilpan andoilpump.
6. Remove cylinder head.
7. Remove pistonswithconnecting rods.

When disassembling pistonandconnecting rod,heat piston to
60 to70°C (140to158°F) oruse piston pinpress standatroom
temperature.

Heater
SEM360D

8.Remove bearingcapand crankshaft.

Place thebearings andcaps intheir proper order.
Upper bearings (cylinderblockside)haveoilgroove.

Loosen innumerical order.
SEM564A
SEM291
9.
Remove pistonringswithatool.

EM-144