1995 NISSAN ALMERA N15 Service Manual

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
Electrical LoadSignal (Cont'd)
PROCEDURE B

INSPECTION START
Check iflamps lightwhen lighting NG
Check lighting switchcir-
switch isturned "ON".
-----..--..

cui!.(Refer to"COMBI-
OK NATION
SWITCH" inEL
section.)

Ii
CHECK INPUTSIGNAL CIRCUIT. NG
Check thefollowing.
1. Turn ignition switch"OFF".
-----..--..

•Harness connectors
2. Disconnect ECMharness connector CID,@or@,
and lighting switchharness connec- @orQD,@
tor. •
Harness connectors
3. Check harness continuity between
@,@ID

ECM terminal
@
or@ and terminal .Diode@
@. •10A fuse

Continuity shouldexist.
•
Daytime lightunit
If OK, check harness forshort. •
Harness foropen or
OK short
between lighting
switch anddiode

If
NG, repair harness or
connectors.
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

SEF199R

~&5

~15

1='
=E=CM===IE[ CONNECTOR
II

60
SEF188R

~15
~i5

II
ECM
19"
CONNECTOR
II

33

*
1:LHD models andRHD models forEurope

*
2:RHD models exceptforEurope

II

Except forAustralia
I

~Io ~io----~

II
ECM E!'CONNECTOR
II

33

II
ForAustralia
EC-218

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
Torque Converter ClutchSolenoid Valve

IQ.61
y

I

y

1l1J1
ffi

=r
(E202)

y

I

y

r::b,
TORQUE
~3 CONVERTER
CLUTCH
SOLENOID
II 111 VALVE

=r
(E223)
PIB

I

PIS

r::b,@i)

Il4Jl
m

PIB

L
(E10!)
CHID
(M49)
CEID

PiS ~ PIS--PIS ~~ P/S"""l
PIS

Ii1N

LKUP
IGNITION
SWITCH
ON or START
10A
rn FUSE
BLOCK
(JIB)

(Ef06)
Refer
toEL-POWER.
EC-LKUP-01

-: Detectable line
for DTC
-: Non-detectable
line forDTC
ECM (ECCS
CONTROL
MODULE)

em
•

~~~~

~ S
w.g@>
S
~~
~S
Refer
tolast page
(Foldout page).

HEeD5?
EC-219

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
em

Torque Converter ClutchSolenoid Valve(Cont'd)
GA16DE forAustralia (AIT models)

EC-LKUP-01

IGNITION SWITCH
ON
01"
START
10A
rn FUSE
BLOCK (JIB)

106)
Refel"
toEL-POWER. _.
Detectable line
fol" DTC
-: Non-detectable
line fol"DTC

U
Q
j
6
11
y

I

y

$=
y

I

y

r=!::,
TORQUE
~3 CONVERTER
CLUTCH
SOLENOID
~~E
P/B

I

P/B

r=!::,
CE201)

1C4J1~
P/B

L
~CM8)
@@

PIS ~ PIS--PIS ~~ PiS~

P/B

Ii3tiJ

LKUP ECM
(ECCS
CONTROL
MODULE)

em

~~ ~~FmB1~

lIDIDZIID
B
w.g@)
B~ B
Refer
tolast page
(Foldout page).

101 102 103
107 108 109

113
114 115 104
105106
110
111
112
116
117
118

EC-220 HEC085

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS~
Torque Converter ClutchSolenoid Valve(Cont'd)
SYSTEM DESCRIPTION

Throttle position sensor Throttle
valveopening angle
Engine coolant temperature sensorEnginecoolant temperature ECM
(ECCS
control
module) Torque
converter
clutch solenoid
valve
Vehicle speedsensor Vehicle
speed

The
AfT
lock-up iscontrolled bythe ECM through
the torque converter clutchsolenoid valve.When
the ECM detects anyofthe following conditions,
the ECM switches thetorque converter clutch
solenoid valveOFFtoaccomplish lock-upDpera-
tion. While thevehicle isin conditions otherthan
below, thetorque converter clutchsolenoid valve
is always settoON, releasing thelock-up oper-
ation.
•
•
•
Throttle
position isopen .
Engine coolant temperature is60°C (140°F) or•
more.
Vehicle speedis58 kmfh (36MPH) ormore .

m ~
i3~

II
ECM
HCONNECTORII

30 115

ID
cf6~H

~i3~

II
ECM E
CONNECTOR
II

30 115

iIJ
ID
cf6~H

@> :
AIT
models forAustralia

@:
AlTmodels exceptforEurope
and Israel, andAustralia
SEF189RDIAGNOSTIC
PROCEDURE

INSPECTION START
CHECK CONTROL FUNCTION.
1. Jack updrive wheels.
2. Start engine andwarm itup suffi-
ciently.
3. Shift selector leverto"D" position.
4. Check voltage between ECMterminal

GID
or
@
and ground underthe
following conditions.

Voltage: Accelerator pedalisdepressed
[Vehicle speedisabove

58 km/h (36MPH).]

Battery voltage
Accelerator pedalisfully
released ApprOXimately OV
OK

CHECK COMPONENT
(Torque converter clutch
solenoid valve).
Refer to"Electrical Com-
ponents Inspection" in
AT section.
If NG, replace torque
converter clutchsolenoid
valve.

OK

INSPECTION END

MEC279BA NG
EC-221

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
@]

Torque Converter ClutchSolenoid Valve(Cont'd)
@

@ :
AIT
models forAustralia

@:
NTmodels exceptforEurope
and Israel, andAustralia
I!J

1

CHECK POWER SUPPLY. NG
Check thefol/owing.
1. Stop engine.
--.--..

•Harness connectors
2. Disconnect torqueconverter clutch

@),
solenoid valveharness connector. •10A fuse
3. Turn ignition switch"ON".
•Harness foropen or
4. Check voltage between terminal
@

shortbetween torque
and ground. converterclutchsole-

Voltage: Batteryvoltage
noidvalve andfuse
" NG, repair harness or
OK connectors.

[;J
CHECK OUTPUT SIGNALCIRCUIT. NG
Check thefollowing.
1. Turn ignition switch"OFF".
--.--..

•Harness connectors
2. Disconnect ECMharness connector.
aD,@

3. Check harness continuity between •Harness connectors
ECM terminal
(ill)
or
@
and termi-
@,@!)

nal (D. •Harness connectors

Continuity shouldexist.
@),@D

" OK, check harness forshort. •
Harness foropen or
short between ECM
OK andtorque converter
clutch solenoid valve

If
NG, repair harness or
connectors.
CHECK COMPONENT NG
Replace torqueconverter
(Torque converter clutchsolenoid
~

clutchsolenoid valve.
valve).
Refer to"Electrical Components
Inspection" inAT section.
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

SEF190R
SEF513Q
rilio
ECM
HCONNECTORII

115 30

~i5

~

II

EC-222

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
MIL
&
Data LinkConnectors
LHD models

EC-MIL-01

IGNITION SWITCH

ON orSTART

•

I
DATA LINK

CONNECTOR
FOR CONSULT


~
B

ECM (ECCS
CONTROL
MODULE)

CID

@:

Models withtachometer

@:
Models without tachometer

*1"'@30 @40

,

*2' ..@32
@
B

,

-: Detectable 1ine
for DTC
-: Non-detectable
line forDTC

l4-J
G/R

~

Refer
toEL-POWER.

FUSE
7.5A BLOCK

IT]
(JIB)

~

COMBINATION

METER
(MALFUNCTION
INDICATOR

LAMP)

@)

@

1*.21

ORIL
I

G

I~
L+J
Li-J
L-iJ

G/B
GY/L
G/W

I~
It
I~

G/B
GY/L
G/W

~3~~~~~~
(t~1
II;~I'D~
I

CONNECTORS) _

(ffi]) ~~ ~

ORIL
@)
G/B
GY
IL G/W G/R

I$~
(F~9) ---- ------
~$J --
~$~ --~$~ --
~$I

ORIL
G/B
GYIL
G/W G/R

I II II

ORIL
G/B
GY
IL G/W G/R

u*iI
m
rrf5n
u=!4fl~

LCHK SCISCI SCICHECK

R ~U
Q

Refertolast page
(Foldout page).

HEC058
EC-223

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
MIL &Data LinkConnectors (Cont'd)

RHO
models

EC-MIL-02

I
DATA LINK
CONNECTOR
FOR CONSULT
.~
~ B
ECM (ECCS
CONTROL
MODULE)

em

@:

Models withtachometer

@:
Models without tachometer

*1 ... @30 @40

,

*2 ... @32
@
8

,

-: Detectable 1ine
for DTC
-: Non-detectable
line forDTC
~LiJ
G/R G/W

~ ~

Refer
toEL-POWER.
FUSE
BLOCK
(JIB)


COMBINATION
METER (MALFUNCTION
INDICATOR
LAMP)
~

@

1*.21

ORIL
i

G

1
m
LiJ!4J
G/B
GYIL

I ~ I
t

G/B GY/L

tt
l
'DJOINT
CONNECTOR-5
~~~
ORIL
@
G/B
GYIL
G/RG/W

1~~{F~5----------~~~-~~~---------~qp~-~~1

ORIL
G/B
GYIL
G/RG/W

I II II

ORIL
G/B
GY/L
G/RG/W

~ mum
~wrn

LCHK SCISCI CHECKSCI

R RXTX CL

Refertolast page
(Foldout page).

~~
~OR

HECOS9

EC-224

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS
MIL
&
Data LinkConnectors (Cont'd)
GA 16DE forAustralia

IGNITION SWITCH
ON or START EC-MIL-01
FUSE
7.5A BLOCK

m
(JIB)

~
Refer
toEL-POWER.
-:Detectable line
for OTC
-: Non-detectable
line forOTC

•

l4J
B
I

DATA LINK

CONNECTOR
FOR CONSULT

~

ECM
(ECCS
CONTROL
MODULE)

(ill

LiJ

G!W

~

COMBINATION
METER (MALFUNCTION
INDICATOR
LAMP)

@

Y

1;01

1
3•2
1

ORIL
G

1
m
Li-JL4J
G/B
GY/L

I ~ I
t

G/B
GYIL

tt
l
'D
JOINT

CONNECTOR-5

lbi=U~~

ORIL
G/B
GY
IL
G!W

1~~~F~~----------4~~-~~~---------4~1

ORIL
c:E.ID
G/B
GY
IL
G!W

I II I

OR!L
G/B
GY!L G!W

!rOO ~~
m

LED-R SCISCI SCI
RX TX CL

@
W
Refer
tolast page
(Foldout pagel.

~(@)
~OR

101 102 103
107 108109

113
114115 104
105 106
110 111 112
116
117
118

HEC086
EC-225