fuse chart NISSAN ALMERA N15 1995 Service Manual

TROUBLEDIAGNOSES
Self-diagnosis (ForEurope) (Cont'd)
MALFUNCTION CODE/SYMPTOM CHART

Code No.
Malfunctioningpart Diagnostic
procedure
(No. ofwarning lampflashes)

45
Actuator
frontleftoutlet solenoid valve

3
46
Actuator
frontleftinlet solenoid valve
3
41
Actuator
frontrightoutlet solenoid valve
3
42
Actuator
frontrightinletsolenoid valve

3
51
Actuator
rearright outlet solenoid valve
3
52
Actuatorrearright inletsolenoid valve
3
55
Actuator
rearleftoutlet solenoid valve
3

56
Actuator
rearleftinlet solenoid valve
3
25
Frontleftsensor (open-circuit)
4
26
Front
leftsensor (short-circuit)
4
21
Frontrightsensor (open-circuit)
4
22
Front
rightsensor (short-circuit)

4
35
Rearleftsensor (open-circuit)
4
36
Rear
leftsensor (short-circuit)

4
31
Rearrightsensor (open-circuit)

4
32
Rearrightsensor (short-circuit)

4
18
Sensorrotor

4
61
Actuatormotorormotor relay

5
63
Solenoidvalverelay

6

57
Powersupply (Lowvoltage)

7
71
Controlunit

8

Control unitpower supply circuit
Warning lampstays onwhen igni-Warning
lampbulbcircuit
tion switch isturned on Control
unitorcontrol unitconnector

2

Solenoid valverelaystuck
Power supply forsolenoid valverelaycoil
Warning lampstays on,during
Controlunit

-

self-diagnosis
Warning lampdoesnotcome onFuse, warning lampbulborwarning lampcircuit

1

when ignition switchisturned onControl unit
Warning lampdoes notcome on
Control unit
during self-diagnosis
-

Pedal vibration andnoise

-
9

Long stopping distance

-
10

Unexpected pedalaction

-
11

ABS does notwork

-

12

ABS works frequently

-
13

BR-55
•

ELECTRICALSYSTEM
SECTION
EL

When youread wiring diagrams:
• Read GIsection, "HOWTOREAD WIRING DIAGRAMS".
When youperform troublediagnos.es, readGIsection, "HOWTOFOllOW FLOWCHART
IN TROUBLE DIAGNOSES" and"HOW TOPERFORM EFFICIENT DIAGNOSIS FORAN
ELECTRICAL INCIDENT".
CONTENTS
PRECAUTIONS 4
Supplemental RestraintSystem(SRS)"AIR
BAG" (DualAirBag System) 4
Supplemental RestraintSystem(SRS)"AIR
BAG" (Single AirBag System) 4
HARNESS CONNECTOR 5
Description 5
STANDARDIZED RELAy 6
Description 6
POWER SUPPLY ROUTING 8
Schematic 8
Wiring Diagram -POWER - 10
Fuse 19
Fusible Link 19
Circuit Breaker 19
GROUND DISTRIBUTION 20
BATTERy 25
How toHandle Battery 25
Battery TestandCharging Chart.. 28
Service DataandSpecifications (SOS) 32
STARTING SySTEM
33

Wiring Diagram -START - 33
Trouble Diagnoses 35
Construction 36
Removal andInstallation .45
Magnetic SwitchCheck .46
Pinion/Clutch Check 46
Brush Check 46
Yoke Check 47
Armature Check 48
Assembly .49
Service DataandSpecifications (SDS) 50
CHARGING SYSTEM 52
Wiring Diagram -CHARGE - 52
Trouble Diagnoses 54Construction
55
Removal andInstallation 57
Disassembly 57
Rotor Check 57
Brush Check 58
Stator Check 58
Diode Check 59
Assembly 60
Service DataandSpecifications (SDS) 61
COMBINATION SWITCH 62
Combination Switch/Check 62
Replacement 64
HEADLAMP -Without Daytime lightSystem -65
Wiring Diagram -H/LAMP - 65
Trouble Diagnoses 67
HEADLAMP -Daytime lightSystem - 68
Operation (Daytimelightsystem) 68
System Description 69
Schematic 70
Wiring Diagram -DTRL - 71
Trouble Diagnoses (DaytimeLight) 74
HEADLAMP 75
Bulb Replacement... 75•
Aiming Adjustment. 75
HEADLAMP -Headlamp Aiming
Control- 77

Wiring Diagram -AIM - 77
Description 81
EXTERIOR LAMP 82
Clearance, LicenseandTail Lamps/Schematic 82
Clearance, LicenseandTail Lamps/Wiring
Diagram -TAILIL - 83
Stop Lamp/Wiring Diagram-STOP/L - 92
Back-up Lamp/Wiring Diagram-BACK/L -94
Front FogLamp/Wiring Diagram-F/FOG -96
Front FogLamp BulbReplacement 101

CONTENTS(Cont'd.)

Component PartsLocation 248
Wiring Diagram -NATS - 249
Trouble Diagnoses 251

LOCATION OFELECTRICAL UNITS
266
Engine Compartment 266
Passenger Compartment 267

HARNESS LAyOUT
269
How toRead Harness Layout... 269
Outline 270
Engine Control Harness 271
Engine RoomHarness 274
Main Harness '" 280
Body Harness :284
Body No.2 Harness 292
Engine Harness 294Air
Bag Harness 297
Room LampHarness 298
Back DoorHarness 299
Front DoorHarness (LHside) 300
Front DoorHarness (RHside) 302
Rear Door Harness 304

SUPER MULTIPLE JUNCTION
(SMJ) Foldout
Terminal Arrangement Foldout

FUSE BLOCK -Junction Box
(JIB)
Foldout
Terminal Arrangement Foldout

ELECTRICAL UNITS
Foldout
Terminal Arrangement Foldout

JOINT CONNECTOR
(J/C)
Foldout
Terminal Arrangement Foldout

WIRING DIAGRAM REFERENCE CHART
COOLING SYSTEM
LC
SECTION
ECCS (Ignition syslem) ECSECTION
AUTOMATIC TRANSAXLECONTROLSYSTEM ATSECTION
ANTI-LOCK BRAKESYSTEM BRSECTION
SRS "AIR BAG" RSSECTION
HEATER ANDAIRCONDITIONER HASECTION

•

NATS(Nissan Anti-Theft System)
Trouble Diagnoses (Cont'd)

SYMPTOM
SYSTEM REFERENCEPART Displayed"SELF- DIAGNOSTIC
PROCE-
(Malfunctioning NO.OFILLUSTRA-
•Blinking ofMIL*. •
Blinking ofMIL *.
DIAGRESULTS" on DURE
part ormode)
TIONONNEXT PAGE
•Engine willstart. •
Hard tostart
CONSULTscreen. (Reference
page)
engine.
System initialisation
has notyetbeen
F X

10
DISCORD, IMM- PROCEDURE 6
completed. ECM(EL-263)
ECM F X
Noise interference in
XMINGLE
NOISE PROCEDURE
7
communication line (EL-264)
Engine trouble data
DON'TERASE
and NATS trouble
BEFORECHECKING WORK
FLOW
data have been X
X
(EL-251)
detected inECM ENG
DIAG

SYMPTOM MATRIXCHART2
(Non self-diagnosis relateditem)

X:Possibility item
SYSTEM SYMPTOM
DIAGNOSTIC
PROCE-
(Malfunctioning partormode) DURE
NATS security indodoes notlight up.
(Referencepage)
NATS security indo
Open circuit between FuseandNATS IMMU
PROCEDURE8
X (EL-264)
Continuation ofinitialisation mode
NATS IMMU

DIAGNOSTIC SYSTEMDIAGRAM

NATS antenna amp.
PART
0 Key10chip (PART E5)

i-------
L---
--j)))

:
.

, ,

I~ .'

(((

NATS ignition

key
PART
E1,E2,E3, E4 IGN
PART C2~ +1./PART C1(MIL)
PART C4
ECM

..
........

................
:'

.......

PART F

D
IGN

EL-256
CONSULT

SEL466U

TROUBLEDIAGNOSES ~
Quick-glow System(Cont'd)

• If
NG.
check component partsandtheir related harness
according tothe following chart.

Parts which should bechecked
Terminal Fuse Glowin-
No. Battery IFusible Glow
Key-in Ignition
dicatorHarness
link relay
switch switch
bulb

@
XX
X

@
X
X X X

@
XX
X X

@,@
XX XX

@
XX X
X X

@
X
X XX

COMPONENT INSPECTION
Glow relay

1. Check relayforcoil continuity.

Continuity shouldexist.

2. Check relayforproper operation.

Coil voltage Continuity
Contactpoint

OV
NoOFF

12V
Yes ON
•

Ohmmeter SEC5648
SEF630K Glow
plug

1. Remove glowplugconnecting plate.
2. Check eachglow plugforcontinuity.

Continuity shouldexist:
Approximately 0.650

• IfNG, replace glowplug.

EC-397

HOWTOREAD WIRING DIAGRAMS
Description (Cont'd)

Number Item Description
• Arrow indicates electriccurrentflow,especially wherethedirection ofstan-
dard flow(vertically downward orhorizontally fromlefttoright) isdifficult to

@)
Current
flowarrow follow.
• Adouble arrow" ...."shows thatcurrent canflow ineither direction
depending oncircuit operation .

@)
System
branch •
This shows thatthesystem branches toanother systemidentified bycell
code (section andsystem) .
• This arrow shows thatthecircuit continues toanother pageidentified bycell

@
code.
Page crossing
•The Cwill match withtheCon another pagewithin thesystem otherthanthe
next orpreceding pages.

@
Shieldedline •
The lineenclosed bybroken linecircle shows shieldwire.

@)
Component
boxinwave •
This shows thatanother partofthe component isalso shown onanother
line page
(indicated bywave line)within thesystem.

@
Component
name •This shows thename ofacomponent.
• This shows theconnector number.
• The letter shows whichharness theconnector islocated in.

@)
Connector
number Example:
M:main harness. Fordetail andtolocate theconnector, refertoEL
section ("MainHarness", "HARNESS LAYOUT").Acoordinate gridis
included forcomplex harnesses toaid inlocating connectors .

@
Ground
(GND) •
The linespliced andgrounded underwirecolor shows thatground lineis
spliced atthe grounded connector.

@
Ground
(GND) •
This shows theground connection.

@)
Connector
views •
This area shows theconnector facesofthe components inthe wiring dia-
gram onthe page .

@)
Common
component •
Connectors enclosedinbroken lineshow thatthese connectors belongtothe
same component.

@l
Connector
color •
This shows acode forthe color ofthe connector. Forcode meaning, referto
wire color codes, Number
@
ofthis chart.
• This shows thearrangement offusible link(s)andfuse(s), usedforconnector

@
views
of"POWER SUPPLYROUTING" inEL section.
Fusible linkand fuse box
Theopen square showscurrent flowin,and theshaded squareshowscur-
rent flow out.

@
Reference
area •
This shows thatmore information onthe Super Multiple Junction (SMJ)and
Joint Connectors
(J/C)
exists onthe foldout page.RefertoGI-16 fordetails.

GI-12

HOWTOPERFORM EFFICIENT DIAGNOSIS FORANELECTRICAL INCIDENT
Circuit Inspection (Cont'd)
Relationship betweenopen/short (highresistance) circuitandtheECM pincontrol

System Description: Whentheswitch isON, theECM lights upthe lamp.

j

Case
1

Battery
'-----v--J

Short: FUSEblows.
Open: Inoperative lamp TERMINAL:
1
Monitoring
of the switch
operation (ON/OFF)

\~--~y

Short: FUSEblows
when switch isON.
Open: Inoperative lampECM
2
TERMINAL:
2
Power supply
to light up
the lamp

'"-----v~----)
Short
&
Open:
Inoperative lampLamo

~

Short: Noproblem
Open: Inoperative lamp
High resistance:
(Single strand) Seebelow.'

Input-output voltagechart

Pin Item
Condition Voltage
In1:ase ofhigh resistance
No. value[V]
suchassingle strand [V]
*

1
Switch
Switch Battery
Lowerthanbattery voltage
ON voltage Approx.8(Example)
OFF Approx.O Approx.O

2
Lamp
Switch Battery
Approx.O
ON voltage
(Inoperativelamp)
OFF Approx.O Approx.O
The voltage valueisbased onthe body ground.
: If high resistance existsinthe switch sidecircuit (caused byasingle strand), terminal 1does notdetect battery voltage. ECM
does notdetect theswitch isON even ifthe switch doesturnON.Therefore. theECM does notsupply powertolight upthe lamp.

Case 2

Lamp
Battery TERMINAL:
1
Ground control
to light upthe lamp
2TERMINAL:
2
Monitoring
of the switch
operation (ON/OFF) Switch

o

)

'---v---J

Short: FUSEblows.
Open: Inoperative lamp

Input-output voltagechart
\.----v

Short: LampstaysON.
Open: Inoperative lamp
ECM

\~--~v~--_.J

Short: LampstaysON.
(Same asthe switch ON)
Open: Inoperative lamp
High resistance: Seebelow.
(Single strand)'
"---y-----.J

Short: Noproblem
Open: Inoperative lamp
Pin Item Condition Voltage
Incase ofhigh resistance
No. value[V]
suchassingle strand [V]
*

1
Lamp
Switch
Approx.OBatteryvoltage
ON (Inoperat ivelamp)
OFF Battery
Batteryvoltage
voltage

2
Switch Switch Approx.OHigherthan0
ON Approx.4(Example)
OFF Approx.5
Approx.5
The voltage valueisbased onthe body ground.
• :If high resis1ance existsinthe switch sidecircuit (caused byasingle strand), terminal 2does notdetect approx. OV.ECM does
not detect theswitch isON even ifthe switch doesturnON.Therefore, theECM does notcontrol ground tolight upthe lamp.

SG1849-A

GI-28

HOWTOFOLLOW FLOWCHART INTROUBLE DIAGNOSES
Key tosymbols signifying measurements orprocedures

Symbol Symbolexplanation
SymbolSymbolexplanation

DISCONNECT
Checkafterdisconnecting theconnec-

~
Current
shouldbemeasured withan

~8
tor
tobe measured.
ammeter.

CONNECT
Checkafterconnecting theconnector

00

E)

tobe measured. Procedure
withCONSULT

(lr~~
Insert
keyinto ignition switCh.

@
Procedure
withoutCONSULT

(lr ..~
Remove
keyfrom ignition switch.

~AIC

switch is"OFF".

~
Turn
ignition switchto"OFF" position.

~AIC

switch is"ON".

~
"

Fanswitch is"ON". (Atany position
Turn ignition switchto"ON" position.

@:;

exceptfor"OFF" position)

~ "

Turn ignition switchto"START" posi-

@'~
Fan
switch is"OFF".
tion.

~~
Turn
ignition switchfrom"OFF" to

~
Apply
positive voltagefrombattery
"ACC" position.
BA;

withfuse directly tocomponents.

~~r
Turn
ignition switchfrom"ACC" to

m-

~'~:
Drive
vehicle.
"OFF" position.

,.-=.
L

@J~ ..
~(e.-

OON
Turn
ignition switchfrom"OFF" to

~~
Disconnect
batterynegative cable.
"ON" position.
BAi

~F
Turn
ignition switchfrom"ON" to

~
Depress
brakepedal.
"OFF" position.

~
Do
not start engine, orcheck with

~
Release
brakepedal.
engine stopped.

ID
Start
engine, orcheck withengine run-

~

ning. Depress
accelerator pedal.

.
.

~
Apply
parking brake.

i!J
Release
accelerator pedal.

..

~
Release
parkingbrake.

~
Pin
terminal checkforSMJ typeECM
and
AIT
control unitconnectors

or

Cff~H
Check
afterengine iswarmed upsuffi-

~ For
details regarding theterminal

ciently.
B

arrangement,refertothe foldout page.

~io

~
Voltage
shouldbemeasured witha

lltlllliR~

t~~~18

voltmeter.

[YJ

lJ9j
.

-

Circuit resistance shouldbemeasured

lfJJ
with
anohmmeter.
~

GI-31
•

TROUBLEDIAGNOSES
INCIDENT Flow
chart
No.
1 Fan fails torotate.

rn

2 Fan
does notrotate at

[2J

1-speed.
3 Fan
does notrotate at
~
2-speed.
4 Fan
does notrotate at

[1J

3-speed.
5 Fan
does notrotate at

[2]

4-speed. Diagnostic
Procedure1

CD

@

@
@

(Go tonext page.)
Check 15A(No.
rn
and
No.
[2J)
fuses atfuse
block.
(Refer to"POWER SUP-
PLY ROUTING" inEL sec-
tion and Wiring Diagram.)
No
Ves
Check
ifblower motorrotates prop-
erly ateach fanspeed.
Conduct checksasper flow chart at
left.

rn

SYMPTOM:
Blowermotordoesnotrotate.
• Perform PRELIMINARY CHECK1before referring tothe fol-
lowing flowchart.
CHECK POWER SUPPLVFOR BLOWER
MOTOR.
Disconnect blowermotorharness con-
nector.
Do approx. 12volts existbetween
blower motorharness terminal No.
CD

and body ground?

LlW

~i5~

Blower motor
connector
@)

m

RHA343F
~ DISCONNECT

IV@a

Blower motor
connector
@)

~ ~Check
circuitcontinuity betweenblower
motor harness terminal No.@and
body ground.
~OK
CHECK BLOWER MOTOR.
(Refer toElectrical Components Inspec-
tion.) (HA-62) Reconnect
blowermotor
harness connector.

LIB
NG

I
Replace blowermotor.
RHA344F
@J

Resistor
connector@

[Qli1JJ

LIB
CHECK
BLOWER MOTORCIRCUIT
BETWEEN BLOWERMOTORAND
RESISTOR
Do approx. 12volts existbetween resis-
tor harness terminal No.
CD
and body
ground?
Ves No
Disconnect blowermotor
and resistor harness con-
nectors.
Note: If the result isNG after checking circuitcontinuity, repairharness orconnec-
tor. Note
Check circuit continuity
between blowermotor
harness terminal No.@
and resistor harness ter-
minal No.
(1).

Continuity shouldexist.
If OK, check harness for
short.

@

(Go tonext page.)
Disconnect
fanswitch harness connec-
tor.

LIB
RHA345F
Blower motor
connector@
~

LIB

Resistor
connector@
61iJ]
RHA346FHA-50

TROUBLEDIAGNOSES
Diagnostic Procedure3
SYMPTOM: Magnetclutchdoesnotengage when
Ale

switch andfanswitch areON. -For GAand SR
engines
• Perform PRELIMINARY CHECK1before referring tothe fol-
lowing flowchart.
Replacemagnetclutch.
Refer toHA-77, HA-80.
Check
magnet clutchcoil.

NG

Yes

m

CHECK POWER SUPPLY FORCOMPRES-
SOR. Disconnect compressor harnessconnec-
tor. Do approx. 12volts existbetween com-
pressor harness terminal
ill
and body
ground?
RHA354F

s

Compressor
connector
@QD-2

~
RHA357FRHA356F
NG
CHECK POWER SUPPLY
CIRCUIT AND7.5A(No.

[Q]
and ~)FUSES AT
FUSE BLOCK.
Refer toEL section ("Wir-
ing Diagram", "POWER
SUPPLY ROUTING").
Replace AICrelay.

I

Replace thermalprotector.
[;J
Yes CHECK THERMAL PRO-
TECTOR.
Check circuit continuity
between thermalprotector
harness terminal
ill
and
compressor harnesstermi-
nal
ill.

Continuity shouldexist.
If OK, check harness for
shorl.
No
NG
CHECK
CIRCUIT CONTINUITY BETWEEN
AIC RELAY HARNESS TERMINAL @
AND THERMAL PROTECTOR HARNESS
TERMINAL
ill.

Continuity shouldexist.
If OK, check harness forshorl. Note
Yes
CHECK
POWER SUPPLY FORAIC
RELAY.
Disconnect AICrelay.
Do approx. 12volts exist!)etween AIC
relay harness terminals
ill,
@
and
body ground?
CHECK AICRELAY AFTER DISCON-
NECTING IT.
Refer toHA-64.
Disconnect
AICrelay. NoNo

[;)

CHECK POWER SUPPLY FORTHERMAL
PROTECTOR.
Disconnect thermalprotector harness
connector. Do approx. 12Vexist between thermal
protector harnessterminal
ill
and body
ground?
OK

@:
GAengine (forEurope, Israeland
Australia) andSRengine

@:
Except above
RHA355F

~ i5@a

Thermal protector
AIC
relay
connector
@-1
connector
(ill)

,"R~~t
[1[]

lIR
lIR
Thermal
protector
connector
@QD-1

~
Thermal protector Compressor
connector
@QD-1
connector
@QD-2

~ ~

~ ~ ls

~

~15~
AlC relay
connector
(ill)

~lIY
RHA358FNote:
If the result isNG after checking circuitcontinuity, repairharness orconnec-
tor.
HA-54