NISSAN ALMERA N15 1995 Service Manual

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
Valve Timing Control (VTC)(Cant'd)
DIAGNOSTIC PROCEDURE

INSPECTION START

m
CHECK OVERALL FUNCTION.

~
INSPECTION
END

00
1.
Start engine andrunitat idle.
2. Perform "VALVETIMING
SOL" in"ACTIVE TEST"
mode withCONSULT and
make surethatimproper idle
condition occurs.
OR

00
1.
Connect asuitable jumper
wire between ECMterminal

@
or
@
andbody ground.
2. Start engine andmake sure
that improper idlecondition
occurs.
NG

iii
CHECK ELECTRICAL CONTROLFUNC-OK
CHECK COMPONENTS
TION.
-+

(VTCsolenoid valveand
1. Stop engine. VTC
valve).
2. Jack updrive wheels. Refer
to"COMPONENT
3. Start engine andwarm itup suffi- INSPECTION"
onnext
ciently. page.
4. Shift gearto1st position.
NG
5. Check voltage between ECMterminal

@
or
@
andground underthe
following conditions.

Voltage: Racing engine quickly fromidleto
4,000 rpm
Approximately OV

Replacemalfunctioning

At idle

component(s).

Battery voltage

NG
.

[!J

CHECK POWER SUPPLY. NG
Check thefollowing.
1. Stop engine.
~

•Harness connectors
2. Disconnect VTCsolenoid valvehar- QD,@or@,
ness connector.
@

3. Turn ignition switch"ON". •
10A fuse
4. Check voltage between terminal
@
•
Harness foropen or
and ground. short
between VTC

Voltage: Batteryvoltage
solenoid
valveandfuse
OK If
NG, repair harness or
connectors.

SEF185R
SEF507Q
SEF184R

M/T<p~~
@@
~r5 ~
~£)

II
ECM
~CONNECTORII

12 114

~
ON
II
ON/OFF
IEDI
SEF523Q

•
ACTIVE TEST.
0

VALVE TIMING SOL
OFF

==========
MONITOR
==========

CMPS.RPM (REF)800rpm
AAC VALVE 16%

@):
ForAustralia

@:
Except forAustralia

@):

ForAustralia
12 :Except forAustralia

~i)~ID~

II
ECM
NCONNECTORII

A~fl &#34;&#39;&#34;

~
EC-202

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
Valve Timing Control (VTC)(Cont&#39;d)

~i5
~
114 :
For Australia
@: Except forAustralia

II

~i5

ECM E
CONNECTOR
II

12 114

• VALVE TIMING SNCKT.
DOES THESOLENOID
VALVE MAKE
AN OPERATING SOUND
EVERY 3SECONDS?
NEXT
II
NO
II
YES
I
SEF186R
MEF813D
I!]

CHECK OUTPUT SIGNALCIRCUIT. NG
Repair harness orcon-

~

1. Turn ignition switch&#34;OFF&#34;. nectors.
2. Disconnect ECMharness connector.
3. Check harness continuity between
ECM terminal
@
or
(ill)
andtermi-
nal
CD.

Conlinuity shouldexist.

If OK, check harness forshort.
OK

(I
.

CHECK COMPONENT NG
Replace VTCsolenoid
(VTC solenoid valve).
~

valve.

@)
Perform
&#34;VALVETIMINGSIV
CKT&#34; in&#34;FUNCTION TEST&#34;
mode withCONSULT.
OR

@
Refer
to&#34;COMPONENT
INSPECTION&#34; below.
OK
Disconnect andreconnect harnesscon-
nectors inthe circuit. Thenretest.
Trouble isnot fixed.
Check ECMpinterminals fordamage
or the connection ofECM harness con-
nector. Reconnect ECMharness con-
nector andretest.
INSPECTION END
•

Valve timing control
solenoid valve
Plunger

i

~ ~ AEC889COMPONENT
INSPECTION
VTC solenoid valve

1. Supply VTCsolenoid valveterminals withbattery voltage.
2. Make surethatinside plunger protrudes.
If NG, replace VTCsolenoid valve.

EC-203

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
IACV-FICD SolenoidValve
LHD models

EC-FICD-01

LG/A
-B>
Next page

<D:

LHDmodels

<ID:
RHOmodels
-: Detectable line
for DTC
-: Non-detectable
line forDTC
Aefer
toEL-POWEA.

L/Y

FUSE
BLOCK
(JIB)

~
(E106)

1QlI

LIS

I

LIB L/Y

1_~_1
I~_!_~I~~~TIONER

dJ ~~

Y L/R

I •
1
Tocompressor

L/A
+
(Aefer to

o~
I
HA-A/C.)

~L (HOt)
CHID

.. O-<C>-
L/A~ L/A
-<O-O~

():100
k
l
tElOO ~
L/R~ L/R~
m
L/R
~9

(MID ~
I~I
CMID ~

Y Y (E100
CHID
qJ
CEID

r.l~
L/R

~OL
R ~
~~2~-

SOLENOID

I
VALVE

Y
Ibi=!lffi

d::,~
B

ICiJI
@
1
ToECM
Y .--SlY
+
(ECCS control

I ~
module)

IfTI;J
II

ACRLY (ECM B/YBB
(ECCS
tl...1
1

CONTROL
MODULE)

~________ em
ill
(F13)

+
<ill>

2 1L

5
IZlffi

CITID
PU
Aefer
tolast page

(Foldout page).

CHID
(~fo})

,

<fi@
(E106)

,

HEC051

EC-204

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
IACV-FICD SolenoidValve(Cont&#39;d)

+
To AIC switch

*
1 (Refer toHA-AlC.)
Preceding
~LGIR _

page ~

THERMISTOR
... (El0n
CHID

;:-- SB
-l@}-
SB

0/
<rnD
CHID

0-<lD-
SB~ SB

I

SB

rm
THERMO
CONTROL
AMPLIFIER

Q1W
EC-FICD-02

<D: LHOmodels

<B>:
RHOmodels

*1 ...
<D
G/B
<ID
GY

,
-: Detectable line
for OTC
-: Non-detectable
line forDTC

•

OUAL-
LOW HIGH PRESSURE

.... ...,
--
SWITCH
NORMAL ~
~
G
<rnD
CHID

I
~

0-<1>-
G
~
G

~

L
(El0l)

CHID

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~
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G

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G

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it

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fi4TI

ARCON
IEeM
(ECCS
CONTROL
MODULE)

em

~~ 2 W

3
Refer
tolast page
(Foldout page).

CHID
(ElM

,

HEC052
EC-205

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
IACV-FICD SolenoidValve(Cont&#39;d)
RHO models

EC-FICD-03

I

L/R

m
IACV-

FICO
SOLENOID
VALVE

~CfID
B

• 1~C~~M

tt----
B/Y+control

I
r-1
module)
B/Y BB

t...l
1

m
0:13)

Refer
toEL-POWER.
L/Y

I

L/Y

~ AIR
~I~~~~~TIONER

~ru>
L/R
• +TOcompressor

tt-- ...-
L/R (RefertoHA-A/C.)

•

L/R

ukll
(EIOn

~CBID
L/R

r=!:::,@

IqJl
cm

L/R

-

FUSE
BLOCK
(JIB)

~

(EI06)

THERMO
CONTROL
AMPLIFIER

<8[D

ECM (ECCS
CONTROL
MODULE)

ill)

IN.21

LG/R

~ ~
fG&#34;A&#39;i&#34;\\
R
I
L G.Y
I

~r.:::b, ,
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switch

1f6&#34;1~1
tt-
GY+(Refer to
~R/L _HA-A/C.)

~ GY

r.:::b,@

.... ....I~I
@)

----

•

RIL GY

14.41
Ii4TI

THAMP ARCON
THERMISTOR
DUAL-
PRESSURE
SWITCH

m

Detectable
line
for DTC
Non-detectable line forDTC

L

Ir---------
I

l4JJ
G

Ir~&#39;Rll
(Elan

~<BID
G

d=~

1C4Jl
cm

G

wm

ACRLY

-:
-:

L

m
~

LOW HIGH

...
~
.......

NORMAL

T
U])
2 1L

5
~cgw

2 W

3
~
CfID

<:!IillHIID
BRRefer
tolast page
(Foldout page).

<BID
(Elan

,

@g)
(EI06)

,

HEC053
EC-206

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
IACV-FICD SolenoidValve(Cont&#39;d)
GA 16DE forAustralia

EC-FICD-01

•

Refer
toEL-POWER.

I

L/R

It I
lACV-

FICO

SOLENOID
VALVE

~@
B

•1 +~~CE~M

- B/Y control

I
n
module)

B/Y BB

t-J
1

ill
<ffi)

FUSE
BLOCK
(J/B)

~

CE106)

Y

11i=!l;ll
(El0!)

~CBID
Y
L!Y

I

L!Y

~ AIR

~12~~~VIONER

-------I .......
i-
I@

L/R
•1 +TOcompressor
--- L/R(RefertoHA-A/e.)
1

L!R

ukll
CE101)

~CBID
L/R

r=b~

IqJ&#39;cru
L/R

•

Y

r=b~

Il4Jl
<£[)

Y

I

Y

Irfffil

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I

I
N.21

~G/R

. ....
~

To
A/e

+SWitch (Refer to
HA-A/C
.J

THERMO
CONTROL
AMPLIFIER

~

OUAL-
PRESSURE
SWITCH

<rn>

HIGH

--

NORMAL

lk¥J
G

1r!R1I
CE101)

~CHID
G

d:,~

ICiJI
<£[)

G

IDilt

ARCON
Detectable
line

for
DlC

Non-detectable
line forDTC
LOW
....
_.

-:

I
ECM(ECCS
CONTROL
MODULE)

(IT)

------------------

A,@

T
L

101 102103
107 108109
113 114115 104
105106
110
111
112
116
117
118
~~
2 W

3
~
CEID

~BR
Refer
tolast page

(Foldout page).

CHID
(El0!)

,

cH:W
CE106)

,

HEC083
EC-207

Referto&#34;TROUBLE
DIAGNOSES&#34; inHA sec-
tion.
Check thefollowing.
• Harness connectors

QD,@

• Harness connectors

@,@

• Harness foropen or
short between IACV-
AAC valve orIACV-
FICO solenoid valve
harness connector and
air conditioner relay
If NG, repair harness or
connectors.
O~L.-
__I_N_S_P_E_CT_I_O_N_E_N_D __
NG
NG
NG
INSPECTION
START
DIAGNOSTIC
PROCEDURE
Check ifair conditioner compressor
functions normally.
OK
OK
CHECK
POWER SUPPLY.
1. Turn airconditioner switch&#34;OFF&#34;
and stop engine.
2. Disconnect IACV-AACvalveorIACV-
FICO solenoid valveharness connec-
tor.
3. Restart engine, thenturnaircondi-
tioner switch andblower fanswitch

&#34;ON&#34;.

4. Check voltage between terminal
(1)

and ground withCONSULTor tester.
Voltage: Batteryvoltage
SEF187R
MEC289BA
MEF634E
TROUBLE
DIAGNOSIS FORNON-DETECTABLE ITEMS
IACV-FICD SolenoidValve(Cont&#39;d)
COMPONENT DESCRIPTION

When theairconditioner ison, the IACV-FICD solenoidvalve
supplies additional airtoadjust tothe increased load.

~n

* 1: For Europe andIsrael ~
t

* 2: Except forEurope andIsrael
GA14DE,
GA16DEforEurope an
Israel
~&#39;IACV_FIICI~&#39;~O~~&#39;d~

(\ ~valve harness~
~ connector

/

GA
6DE except forEurope andIsrael

&#39;&#34;&#34;k,
mM,o&#34;l \

~m

[&#39; ~.CHECKOVERALL FUNCTION.
1. Start engine andwarm itup suffi-
{ iAcv-AAC valve(with / ciently.
IACV-FICD solenoidvalve)
harness connector MEC286BA 2.Check idlespeed.
Refer toEC-36.
If NG, adjust idlespeed.
3. Turn airconditioner switchand
blower fanswitch &#34;ON&#34;.
4. Recheck idlespeed.
900 rpm ormore (AITin
&#34;N&#34;
posi-
tion)
EC-208

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
IACV-FICD SolenoidValve(Cont&#39;d)
[!J

~i5~i5
@a

dfu
c:illffiID

o .
J
E&#34;,0p, &#34;d,,,,~

o :
Except forEurope andIsrael
SEF239R CHECK
GROUND CIRCUIT.
1. Turn ignition switch&#34;OFF&#34;.
2. Check harness continuity between
terminal @or
@
and body ground.
Continuity shouldexist.
If OK, check harness forshort.
OK
CHECK COMPONENT
(IA&#34;CV-FICD solenoidvalve).
Refer to&#34;COMPONENT INSPECTION&#34;
below.
OK
Disconnect andreconnect harnesscon-
nectors inthe circuit. Thenretest.
Trouble isnot fixed.
Check ECMpinterminals fordamage
or the connection ofECM harness con-
nector. Reconnect ECMharness con-
nector. Thenretest.
INSPECTION END NG
NG Repair
harness ~
nectors.
_J

Replace IACV-FICD sole-
noid valve.
•

r14
10

CITfl:B

AEC896COMPONENT
INSPECTION
IACV-FICD solenoidvalve-Except forEurope and
Israel

1. Disconnect IACV-AACvalveharness connector.
2. Check resistance betweenterminals
G)
and
CID.

Resistance: 75-125Q [at25°C (77°F)]
If NG.
replace thesolenoid valve.

IACV-FICD solenoidvalve-Europe andIsrael

• Check forclicking soundwhenapplying 12Vdirect current
to terminals.

EC-209

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
IACV-FICD SolenoidValve(Cont&#39;d)

• Check plunger forseizing orsticking .
• Check forbroken spring.

• ~ho~

a::?\SPriOg
[PlUnger SEF163N
EC-210

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
Electrical LoadSignal

•

EC-LOAD-01

ECM (ECCS
CONTROL
MODULE)

<ED

<QD: Withdaytime 1ight
system

@:
Without daytime
light system
*1 ... <QDB/R
@
W

*2 ..&#39;@RIL &#39;@W/R

*3 ... <QDR/B
&#39;@R/Y

,

-: Detectable line
for DTC
-: Non-detectable
line forDTC

H/FAN

1~51
G/Y

I$ICEID
G/Y@

I

G/Y

rn~
I
JUNCTION

BOX
NO.2

(JOINT
CONNECTORS)

4=U~
G/Y
I

G/Y

~6
FAN

ON SWITCH

OFF--
@

l4dJ
B

Refer
to

EL-POWER.
2ND LIGHTING
SWITCH

(E107)

~
*2
I

O-<QD----w

r.l. RILBIR

~ r=:b,r=:b,

111111 II1II
WIR
TAIL/LTAIL

~ DAYTIME
10A SWFUSELIGHT

1451
TAIL/L
UNIT
~
R/Y
L..-.,.,:..,OU;,.,...T....- --&#39;

~

~ RIB

O--<ID>---l

I

*3

(I)
Q
1
3
I
(E106)

FUSE

BLOCK (JIB)

I~BI ~

RIG

1
RIG
.fA-.
Next

~page

75A

m

W BIR

~O-(QD-~
I

*1

rrffil

~T

OFF&#39;-

LHD
MODELS

~<mID

~GY
Refer
tolast page
(Foldout page).

~ CE106)

,

~

~@

~w
HEC054
EC-211