1995 NISSAN ALMERA N15 Service Manual

TROUBLEDIAGNOSES

Ii)
NISSAN

CONSULT
EE940.

I
~

I

START

I
SUB
MODE
,

SEF253Q

@]
~
SELECT
SYSTEM

0

ENGINE
AfT
AIRBAG ABS
IVMS
SBR104D

@]
I~
SELECT DIAGMODE

01

I
SELF-DIAG
RESULTS
,

I
DATA
MONITOR

I

I
ACTIVE
TEST

I
ECU
PART NUMBER

I

I
SST412B

II
•SELF-DiAG RESULTS.
0

FAILURE DETECTED
TIME
FR RH SENSOR

0

[OPEN)

ERASE
II
PRINT
SBR950C CONSULT
Inspection Procedure
SELF-DIAGNOSIS PROCEDURE

m
1) Turn ignition switchOFF.
2) Connect CONSULT toData LinkCon-
nector forCONSULT.
1) Start engine.
2) Drive vehicle over30km/h (20MPH)
for atleast oneminute.

.
r

(;)
1)Stop vehicle withengine running
and touch "START" onCON-
SUL Tscreen.
• Program
card
AE950: ForAustralia
EE940: ExceptAustralia

(!]
2)Touch "ASS".

lP]
3)Touch "SELF-DIAG RESULTS".
• The screen showsthedetected mal-
function andthetimes ofignition
switch ONand OFF after itoccurred.
Make thenecessary repairsfollowing
the diagnostic procedures.

II
After themalfunctions arerepaired,
erase theself-diagnostic resultsstored
in the control unitbytouching
"ERASE".
Check warning lampfordeactivation
after driving vehicle over30km/h (20
MPH) foratleast oneminute.
Test theASS inasafe area toverify
that itfunctions properly.
Note: "SELF.DlAG RESULTS"screenshowsthedetected malfunction and
the times ofignition switchONand OFF after
it
occurred.

BR-59
•

TROUBLEDIAGNOSES
CONSULT Inspection Procedure(Conl'd)
SELF-DIAGNOSTIC RESULTSMODE

Diagnostic item
Diagnosticitemisdetected when... Diagnostic
procedure
FR RH SENSOR
•Circuit forfront rightwheel sensor isopen.

4

[OPEN] (Anabnormally highinput voltage isentered.)
FR LH SENSOR
•Circuit forfront leftwheel sensor isopen.

4

[OPEN] (Anabnormally highinput voltage isentered.)
RR RHSENSOR
•Circuit forrear right sensor isopen.

4

[OPEN] (Anabnormally highinput voltage isentered.)
RR LHSENSOR
•Circuit forrear leftsensor isopen.

4

[OPEN] (Anabnormally highinput voltage isentered.)
FR RH SENSOR
•Circuit forfront rightwheel sensor isshorted.

4

[SHORT] (Anabnormally lowinput voltage isentered.)
FR LH SENSOR
•Circuit forfront leftwheel sensor isshorted.

4

[SHORT] (Anabnormally lowinput voltage isentered.)
RR RH SENSOR
•Circuit forrear right sensor isshorted.

4

[SHORT] (Anabnormally lowinput voltage isentered.)
RR LHSENSOR
•Circuit forrear leftsensor isshorted.

4

[SHORT] (Anabnormally lowinput voltage isentered.)
ABS SENSOR
•Teeth damage onsensor rotororimproper installation ofwheel sensor.

4

[ABNORMAL SIGNAL]
(Abnormalwheelsensor signalisentered.)
FR RH INABS SOL
•Circuit forfront rightinletsolenoid valveisopen.

3

[OPEN] (Anabnormally lowoutput voltage isentered.)
FR LH INABS SOL
•Circuit forfront leftinlet solenoid valveisopen.

3

[OPEN] (Anabnormally lowoutput voltage isentered.)
RR RH INABS SOL
•Circuit forrear right inletsolenoid valveisopen.

3

[OPEN] (Anabnormally lowoutput voltage isentered.)
RR LHINABS SOL
•Circuit forrear leftinlet solenoid valveisopen.

3

[OPEN] (Anabnormally lowoutput voltage isentered.)
FR RH INABS SOL
•Circuit forfront rightinletsolenoid valveisshorted.

3

[SHORT] (Anabnormally highoutput voltage isentered.)
FR LH INABS SOL
•Circuit forfront leftinlet solenoid valveisshorted.

3

[SHORT] (Anabnormally highoutput voltage isentered.)
RR RH INABS SOL
•Circuit forrear right inletsolenoid valveisshorted.

3

[SHORT] (Anabnormally highoutput voltage isentered.)
RR LHINASS SOL
•Circuit forrear leftinlet solenoid valveisshorted.

3

[SHORT] (Anabnormally highoutput voltage isentered.)
FR RH OUT ABSSOL
•Circuit forfront rightoutlet solenoid valveisopen.

3

[OPEN] (Anabnormally lowoutput voltage isentered.)
FR LH OUT ASS SOL
•Circuit forfront leftoutlet solenoid valveisopen.

3

[OPEN] (Anabnormally lowoutput voltage isentered.)
RR RH OUT ASSSOL
•Circuit forrear right outlet solenoid valveisopen.

3

[OPEN] (Anabnormally lowoutput voltage isentered.)
RR LHOUT ABSSOL
•Circuit forrear leftoutlet solenoid valveis.open.

3

[OPEN] (Anabnormally lowoutput voltage isentered.)
FR RH OUT ASSSOL
•Circuit forfront rightoutlet solenoid valveisshorted.

3

[SHORT] (Anabnormally highoutput voltage isentered.)
FR LH OUT ABSSOL •Circuit forfront leftoutlet solenoid valveisshorted.

3

[SHORT] (Anabnormally highoutput voltage isentered.)
RR RHOUT ABSSOL •Circuit forrear right outlet solenoid valveisshorted.

3

[SHORT] (Anabnormally highoutput voltage isentered.)
RR LHOUT ASSSOL •Circuit forrear leftoutlet solenoid valveisshorted.

3

[SHORT] (Anabnormally highoutput voltage isentered.)
ABS ACTUATOR RELAY
•Actuator solenoid valverelayisON, even control unitsends offsignal.
6
[FAILURE] •Actuator solenoid valverelayisOFF, even control unitsends onsignal.
ABS MOTOR
•Circuit foractuator motorisopen orshorted.

5

[FAILURE] •Actuator motorrelayisstuck.
BATTERY VOLT
•Power source voltage supplied toABS control unitisabnormally low. 7
[VB-LOW]
CONTROL UNIT •Function ofcalculation inASS control unithasfailed.
8

BR-50

1)Turn ignition switchOFF.
2) Connect CONSULT toData LinkConnector forCONSULT.
3) Turn ignition switchON.

1

m
1)Touch "START" onCONSULT screen.

Iil
2)Touch "A8S".

t!J
3)Touch "DATA MONITOR".
~

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1)Touch "SETTING" on"SELECT MONITOR ITEM"screen.

(I
2)Touch "LONG TIME"on"SET RECORDING COND"screen.

I!l
3)Touch "START" on"SELECT MONITOR ITEM".
TROUBLE
DIAGNOSES
CONSULT Inspection Procedure (Cont'd)
DATA MONITOR PROCEDURE

Iil
~ SELECT
SYSTEM

01

ENGINE

AfT

AIRBAG ABS
IVMS
SBR104D

m

NISSAN
CONSULT EE940
+

I fDU
I

START

I
SUB
MODE

I

SEF253Q

t!J
I~
SELECT DIAGMODE

01

I
SELF-DIAG
RESULTS

I

I
DATA
MONITOR

I
I
ACTIVE
TEST

I

I
ECU
PART NUMBER

I
I
I

•

I

I

SST412B

I!l
I~SELECT
MONITOR ITEM
ALL SIGNALS
SELECTION FROMMENU
SETTING
II

START
SBR936C
AUTO TRIG
LONGTIME
SBR937C BR-61

1)Turn ignition switchOFF.
2) Connect CONSULT toData LinkConnector forCONSULT.
3) Start engine.

l

Fa
1)Touch "START" onCONSULT screen.

m
2)Touch "ASS".

[!)
3)Touch "ACTIVE TEST".
~

£!1
1)Select activetestitem bytouching screen.

II
2)Touch "START".
~

I
Carry outtheactive testbytouching screenkey.
TROUBLE
DIAGNOSES
CONSULT Inspection Procedure (Coni'd)
ACTIVE TESTPROCEDURE
• When conducting Activetest,vehicle mustbestationary.
• When ASSwarning lampstays on,never conduct Active
test.

m
~ SELECT
SYSTEM

D

ENGINE

AlT

AIRBAG ASS IVMS
SBR104D
~ SELECT DIAGMODE

OJ

SELF.DIAG RESULTS
DATA MONITOR
ACTIVE TEST
ECU PART NUMBER

Fa

NISSAN
CONSULT EE940
+

I rBU
I

START

I
SUB
MODE

I

SEF253Q
SST412B

£!1
~SELECT
TESTITEM

0

FR RH SOLENOID
FR LHSOLENOID
RR RH SOLENOID
RR LH SOLENOID

I
ASS MOTOR

I
SBR976C

II
•FR RH SOL TEST •
~ SELECT
MONITOR ITEM

MAIN SIGNALS

SELECTION FROMMENU
START SBR934C
BR-62

DATAMONITOR MODE TROUBLE
DIAGNOSES
CONSULT Inspection Procedure(Cont'd)
MONITOR ITEM CONDITION
SPECIFICATION
FR RH SENSOR
FR LHSENSOR Drive
vehicle.
Almostthesame speed asspeedometer.
REAR RHSENSOR (Each
wheel isrotating.)
REAR LHSENSOR
STOP LAMP SW Brake
isdepressed. Depress
thepedal: ON
Release thepedal: OFF
FR RH INSOL
FR RH OUT SOL
FR LH INSOL
FR LH OUT SOL
Engineisrunning. Operating
conditions foreach solenoid valveareindicated.
RR RH INSOL ABS
isnot operating: OFF
RR RH OUT SOL
.

RR LHINSOL
RR LHOUT SOL
IgnitionswitchON(Engine stops):OFF
ACTUATOR RLY
Enginerunning: ON
MOTOR RELAY ABS
isnot operating: OFF
Ignition switchisON or
ABSisoperating: ON
engine isrunning.
WARNING LAMP Warning
lampisturned on:ON
Warning lampisturned off:OFF
BATTERY VOLT Power
supply voltage forcontrol unit
ACTIVE TESTMODE
TEST ITEM CONDITION JUDGEMENT
Brake fluidpressure controloperation
FR RH SOLENOID
INSOL OUTSOL
FR LH SOLENOID
RR RH SOLENOID UP
(Increase): OFF OFF
RR LHSOLENOID
Engineisrunning. KEEP
(Hold): ON OFF
DOWN (Decrease): ON ON
ABS actuator motor
ABS MOTOR ON:
Motor runs
OFF: Motor stops
Note: Active testwillautomatically stoptenseconds afterthe
test starts. (LIMIT SIGNAL monitorshowsON.)
BR-63
•

TROUBLEDIAGNOSES
Component PartsandHarness Connector
Location
RHO models

Dualproportioning

valve

DABS warninglamp
X

1.1
ABS relay box
Brake master cylinder ~
Rear wheel sensors

Ii
Rear rightwheel
sensor connector

[i1
Rear leftwheel
sensor connector
• For LHD models, controlunit
is located onthe opposite side.

SBR047DA
BR-64

TROUBLEDIAGNOSES

OK
Max
line
Min line Preliminary
Check

m
Check brakefluidlevel inreservoir tank.

Low fluid level mayindicate brakepad
wear orleakage frombrake line.

SBR418CB
Checkbrakelineforleakage. NG
Repair.
Check brakefluidlevel inreservoir tank.NGFillupbrake fluid.

OK

•

Check
fuse,warning
lamp bulbandwarning
lamp circuit.
Replace.

NG
NG
Replace.

NG
OK
OK OK

t

Check brakebooster foroperation and
air tightness. RefertoBR-15.
Check brakepadsandrotor. Referto
BR-19,29.
Check warning lampactivation.
When ignition switchisturned on,

SBR058C
warninglampturns on.

SBR389C

-~--

iii' -,/"
ASS,:"arnlng lamp

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,/~

/ //>Jf,
I

/' " /-..,J
C

~" ,J \)
003
i
,A',.!.,

(')
~---

(-ji=o -[--

~"
-,--
'-,--_ ..
OK

Check warning lampfordeactivation.
When ignition switchisturned on,
warning lampturns on,then deacti.
vates after1second.

OK NG

GotoSelf-diagnosis,

BR-56.
SBR051DA
Drivevehicle at30 km/h (20MPH) forat
least oneminute.
Ensure warning lampremains offwhile
driving.

OK

END
NG

GotoSelf-diagnosis,

BR-56.
BR-65

TROUBLEDIAGNOSES
Ground CircuitCheck
ACTUATOR MOTORGROUND

• Check resistance betweenactuatormotorground terminal
and body ground.

Resistance:
on

SBR055D
[( C/UNIT CONNECTOR

28 .29 .39
p~

15
CONTROL
UNITGROUND

• Check resistance betweentheterminals andground.

Resistance:
on

SBR237D

~ABS relaybox6-pin connector (bodyside)

EtiD
r:tt
°i5
T

[ill

SBR931CBABS
RELAY BOXGROUND

• Check resistance betweenASSrelay boxharness 6-pincon-
nector (bodyside)terminal @and ground.

Resistance:
on

BR-66