clutch NISSAN ALMERA N15 1995 Owners Manual

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 -General Description
[]K]

ECM Terminals andReference Value(Cont'd)

'Data arereference values.
TERMINAL WIRE
ITEM CONDITION
'DATA
NO. COLOR
Ilgnitionswitch"ON"I

L
For 5seconds afterturning ignition switch
"ON" Approximately
OV
104 B/P Fuelpump relay !Engine
isrunning.1
Ilgnition switch"ON"I
BATTERY VOLTAGE

L
5seconds afterturning ignitionswitch
(11-14V)
"ON" andthereafter
IEngine isrunning.1
0.6-0.8V
EGR valve
&
EVAP

.L
Engine speedis4,000 rpm.
105 P canisterpurgecontrol
solenoid valve IEngine
isrunning.1
BATTERYVOLTAGE

L
Idle speed (11
-14V)
107 IEngine
isrunning.j
B/Y ECCSground

L
Engine
ground
108 Idlespeed
!Engine isrunning.1
Approximately0.2V

L
Engine speedisbelow 3,200rpm.
Heated oxygen sensor
111 OR
heater IEngineisrunning.1
BATTERY VOLTAGE

L
Engine speedisabove 3,200rpm. (11
-14V)
IEngine isrunning.\
11-14V

L
Idle speed
113 SB IACV-AAC
valve lEngine
isrunning.1

~ Sle«;ng wheel;,be;ng I"med

2-11V
Air conditioner isoperating.
Rear window defogger switchis"ON".
Lighting switchis"ON".
!Engine isrunning.1
ApproximatelyOV
Torque converter
L

Idle speed
115 P/B clutch
solenoid valve
IEngineisrunning.1 (Warm-up condition)

(A/T
models)

L
Vehicle speedis60 km/h (37MPH) or BA
TTERY VOLTAGE
(11 -14V)
more in"D" position
116 BIY ECCS
ground IEngine
isrunning.1
Engineground

L
Idle speed

EC-285
•

TROUBLEDIAGNOSIS FORNON-DETECTABLE ITEMS~
Torque Converter ClutchSolenoid Valve

EC-LKUP-01

I
Q.61

Y
I

Y

1[~]Im

=r=~
Y

I

Y

r=b
TORQUE
~3 CONVERTER
CLUTCH
SOLENOID
11111 VALVE

=r=@ID

PIS

I

PIS

r=bm

1~1@g)

PIS

L
PIS~ PIS-PIS iJJ-
PIS
l
~(][) @@

PIS

IF1I5n

LKUP -:
Detectable line
for DTC
IGNITION
SWITCH
ON orSTART

10A

[]]
FUSE
SLOCK
(J/S)

Refer
toEL-POWER.

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

em
•

~~,m
~ SGY
Refer
tolast page
(Foldout page).

EC-367
(IT)

L

HEC023

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-upopera-
tion. While thevehicle isinconditions otherthan
below, thetorque converter clutchsolenoid valve
is always settoON, relea'sing thelock-up oper-
ation. •
Throttle position isopen .
• Engine coolant temperature is70°C (158°F) or
more .
• Vehicle speedis58 kmfh (36MPH) ormore.

~i3~

II
ECM
E[CONNECTORII
DIAGNOSTIC
PROCEDURE

INSPECTION START
115

OK

INSPECTION END
CHECK
COMPONENT
(Torque converter clutch
solenoid valve).
Refer to"Electrical Com-
ponents Inspection" in
AT section.

If
NG, replace torque
converter clutchsolenoid
valve.
Check thefollowing.
• Harness connectors

@,
• 10A fuse
• Harness foropen or
short between torque
converter clutchsole-
noid valve andfuse
If NG, repair harness or
connectors.

NG
OK
OK
@
CHECK
CONTROL FUNCTION.

1. Jack updrive wheels.
2. Start engine andwarm itup suffi-
ciently.
3. Shift selector leverto"0" position.
4. Check voltage between ECMterminal

GID
andground underthefollowing
conditions.
Voltage: Accelerator pedalIsdepressed
[Vehicle speedisabove
58 km/h (36MPH).]
Battery voltage
Accelerator pedalisfully
released
Approximately OV

CHECK POWER SUPPLY.

1. Stop engine.
2. Disconnect torqueconverter clutch
solenoid valveharness connector.
3. Turn ignition switch"ON".
4. Check voltage between terminal
@

and ground.
Voltage: Batteryvoltage

-

MEC785B
MEC279BA

Ef

CONNECTOR
II

115

II

ECM
~~
ID
cf8~-H
EC-368

TROUBLEDIAGNOSIS FuRNON-DETECTABLE ITEMS
[![]

Torque Converter ClutchSolenoid Valve(Cont'd)

@

~i5

~

~i5

II
ECM
Ef
CONNECTOR
II

115 SEF513Q
~ SEF514Q CHECK
OUTPUT SIGNALCIRCUIT.

1. Turn ignition switch"OFF".
2. Disconnect ECMharness connector.
3. Check harness continuity between
ECM terminal
@
andterminal
G).
Continuity shouldexist.

If OK, check harness forshort.

OK

CHECK COMPONENT
(Torque converter clutchsolenoid
valve).
Refer to"Electrical Components
Inspection" in
AT
section.

OK

Disconnect andreconnect harnesscon-
nectors inthe circuit. Thenretest.
Trouble isnot fixed
Check ECMpinterminals fordamage
and check theconnection ofECM har-
ness connector. ReconnectECMhar-
ness connector andretest.
INSPECTION END

EC-369 NG
NG
Check
thefollowing.
• Harness connectors

@@,@

• Harness connectors

@D,@

• Harness connectors

@,CID

• Harness foropen or
short between ECM
and torque converter
clutch solenoid valve
If NG, repair harness or
connectors.
Replace torqueconverter
clutch solenoid valve.
•

Drainplug(Radiator)
SFA110A
SFA 1538
SEM534D ENGINE
REMOVAL

1. Remove engineundercovers andsplash covers.
2. Remove frontexhaust tube.
3. Drain coolant anddisconnect lowerwater hosefromradia-
tor.
4. Drain transaxle oil.
5. Disconnect electricalwiringfromcooling fan.
6. Remove powersteering mounting bolt. •
7. Drain coolant fromcylinder block.
8. Disconnect waterhoses andremove radiator.
9. Disconnect fueltubes andvacuum tubes.
10. Release powersteering beltadjusting nutand remove
power steering pumpfromengine.
Bind pump properly tothe vehicle.
11. Disconnect orremove electrical wiringwhere necessary.
12. Release clutchlevercable andaccelerator cable.
13. Remove speedometer pinionconnector fromtransaxle.
14. Remove frontwheels.
15. Remove brakecaliper mounting boltsandbind caliper prop-
erly tovehicle (coilspring) LH
&
RH.
16. Remove lowerballjoint nutsandrelease theupper hub
mounting bolts.
17. Release steering armballjoint using asuitable tool.
Remove driveshafts fromtransaxle.
1) RH: Split drive shaftcenter thrustbearing.
2) RH
&
LH: Remove hubmounting boltsandremove drive
shaft carefully fromtransaxle.
18. Mount suitable slingers tocylinder head.Fithoist with
studge andhoist engine torelease forceonengine mount-
ings.

EM-141

HOWTOREAD WIRING DIAGRAMS
Wiring Diagram Codes(CellCodes)

Use thechart below to'find outwhat each wiring diagram code•
stands for,

Code Section WiringDiagram Name
AACIV ECIACV-AAC
Valve
ABS BR
Anti-lock BrakeSystem
A/C HAManualAirConditioner
A/CCUT ECAir
Conditioner CutControl
A/T ATAutomatic Transmission
AIM ELHeadlamp System
AIRREG ECIACV-Air Regulator
AT/C ECA/TControl
AUDIO ELAudio
BACK/L ELBack-up Lamp
CHARGE ELCharging System
CHIME ELWarning Chime
CMPS EC
Camshaft PositionSensor
COOllF ECCooling
FanControl
DEF ELRearWindow Defogger
D/LOCK ELPowerDoorLock
DTRL ELHeadlamp
-With Daytime Light
System
ECTS ECEngine
Coolant Temperature
Sensor
EGR andcanister ControlSolenoid
EGRCIV EC
Valve
FCUT ECFuel
CutSolenoid Valve
F/FOG ELFront
FogLamp
FICO ECIACV-FICD
SolenoidValve
F/PUMP ECFuel
Pump
GLOW ECQuick-glow
system
H/LAMP ELHeadlamp
-Without Daytime
Light System
H/SEAT ELHeated
Seat
HEAT HA
Heater
HLC ELHeadlamp
Washer
H02S ECHeated
Oxygen Sensor
HORN ELHorn,
Cigarette Lighter,Clock
IATS ECIntake
AirTemperature Sensor
IGN/SG ECIgnition
Signal
ILL ELIllumination
INJECT ECInjector
INT/L ELInterior,
SpotandTrunk Room
Lamps Code
Section WiringDiagram Name
KS ECKnock
Sensor
LKUP ECTorque
Converter ClutchSolenoid
Valve
LOAD ECLoadSignal
MAFS ECMass
AirFlow Sensor
MAIN ECMain
Power Supply andGround
Circuit
METER ELSpeedometer,
Tachometer,Temp.
and Fuel Gauges
MIL ECMIL,
Data LinkConnector For
CONSULT
MIRROR ELDOOR
MIRROR
NATS ELNISSAN
ANTI-THEFT SYSTEM
02S ECOXYGEN
SENSOR
EC EVAP
CANISTER PURGECON-
PGCIV TROLSOLENOID VALVE
PLA ECPARTIAL
LOADADVANCE CON-
TROL
EC PARK/NEUTRAL
POSITION
PNP/SW SWITCH
POWER ELPOWER
SUPPLY ROUTING
POWER STEERING OILPRESSURE
PST/SW EC
SWITCH
R/FOG ELREAR
FOGLAMP
SROOF ELSUN
ROOF
SUPPLEMENTAL RESTRAINTSYS-
SRS RS
TEM
S/SIG ECST
ART SIGNAL
START ELSTARTING
SYSTEM
STOP/L ELSTOP
LAMP
TAllIL ELCLEARANCE,
LICENSE,ANDTAIL
LAMPS
TPS ECTHROTTLE
POSITIONSENSOR
TURN SIGNAL ANDHAZARD
TURN EL
WARNING LAMPS
VSS ECVEHICLE
SPEEDSENSOR
VTC ECVTC
SOLENOID VALVE
WARN ELWARNING
LAMPS
WINDOW ELPOWER
WINDOW
WIPER ELFRONT
WIPERANDWASHER
WIP/R ELREAR
WIPER ANDWASHER
GI-17

SAEJ1930 TERMINOLOGY LIST
SAE J1930 Terminology List

All emission relatedtermsusedinthis publication inaccordance withSAE J1930 arelisted. Accordingly,
new terms, newacronyms/abbreviations andoldterms arelisted inthe following chart.

"':Not applicable
NEW TERM NEW
ACRONYM /
ABBREVIATION OLD
TERM
Absolute pressure sensor

'" '"

Air cleaner
ACLAircleaner
Barometric pressure
BARO
."

Barometric pressuresensor-BCDD
BAROS-BCDD BCDD
Camshaft position
CMP
'"

Camshaft positionsensor
CMPS Crankanglesensor
Carburetor CARBCarburetor
Charge aircooler
CACIntercooler
Closed loop
CLClosedloop
Closed throttle position switch
CTPswitch
Idleswitch
Clutch pedalposition switch
CPPswitch Clutchswitch
Continuous fuelinjection system
CFIsystem
'"

Continuous trapoxidizer system
CTOXsystem
...

Crankshaft position
CKP
'"

Crankshaft positionsensor
CKPS
~.**

Data linkconnector
DLC
,

..

Data linkconnector forCONSULT
DLCforCONSULT DiagnosticconnectorforCONSULT
Diagnostic testmode
DTMDiagnosticmode
Diagnostic testmode selector
DTMselector Diagnosticmodeselector
Diagnostic testmode I
DTMI ModeI
Diagnostic testmode II
DTMII ModeII
Diagnostic troublecode
DTC Malfunctioncode
Direct fuelinjection system
DFIsystem
..

,

Distributor ignitionsystem DIsystem Ignitiontimingcontrol
Early fuelevaporation-mixture heater
EFE-mixtureheater Mixture
heater
Early fuelevaporation system
EFEsystem

.
Mixture
heatercontrol
Electrically erasableprogrammable readonly
EEPROM
'"

memory
Electronic ignitionsystem EIsystem Ignitiontimingcontrol
Engine control module ECMECCScontrol unit
Engine coolant temperature ECTEngine
temperature
Engine coolant temperature sensor ECTS Engine
temperature sensor
Engine modification EM
'"

Engine speed RPM
Enginespeed
Erasable programmable readonlymemory EPROM
'"

Evaporative emissioncanisterorCanister EVAP
canister orCanister Canister
Evaporative emissioncanisterpurgecontrol EVAP
canister purgecon-
Canister controlsolenoid valve
solenoid valve trol
solenoid valve

GI-45
•

SAEJ1930 TERMINOLOGY LIST
SAE J1930 Terminology List(Cont'd)

"':Not applicable
NEW TERM NEW
ACRONYM
I

OLDTERM
ABBREVIATION
Three way
+
oxidation catalyticconverter sys-
TWC
+
OC system
..

,

tem
Throttle body TBThrottlechamber
SPI body
Throttle bodyfuelinjection system TBI
system
Fuelinjection control
Throttle position TP
Throttleposition
Throttle position sensor TPSThrottlesensor
Throttle position switch
TP
switch Throttleswitch
Torque converter clutchsolenoid valve TCCsolenoid valve Lock-upcancelsolenoid

.

Lock-upsolenoid
Turbocharger TC
Turbocharger
Vacuum cutvalve
..

,

Vacuumcontrolvalve
Vacuum cutvalve bypass valve
..

,

...

Vehicle speedsensor VSS
Vehiclespeedsensor
Volume airflow sensor VAFSAir
flow meter
Warm upoxidation catalyst WU-OC
Catalyst
Warm upoxidation catalyticconverter systemWU-OC
system
..

,

Warm upthree waycatalyst WU-TWC
Catalyst
Warm upthree waycatalytic converter systemWU-TWC system
..

,

Wide open throttle position switch WOTP
switch Fullswitch

GI-48