1998 NISSAN PICK-UP Ignition

DATA MONITOR PROCEDURE
1) Turn ignition switch OFF.
2) Connect CONSULT to Data Link Connector for CONSULT.
3) Turn ignition switch ON.
1) Touch ``START'' on CONSULT screen.
2) Touch ``ABS''.
3) Touch ``DATA MONITOR''.
1) Touch ``SETTING'' on ``SELECT MONITOR ITEM'' screen.
2) Touch ``LONG TIME'' on ``SET RECORDING COND'' screen.
3) Touch ``START'' on ``SELECT MONITOR ITEM''.
SBR455D
SBR080E
SST412B
SBR936C
SBR937C
.
.
TROUBLE DIAGNOSES
CONSULT Inspection Procedure (Cont'd)
BR-59

ACTIVE TEST PROCEDURE
lWhen conducting Active test, vehicle must be stationary.
lWhen ABS warning lamp stays on, never conduct Active test.
1) Turn ignition switch OFF.
2) Connect CONSULT to Data Link Connector for CONSULT.
3) Start engine.
1) Touch ``START'' on CONSULT screen.
2) Touch ``ABS''.
3) Touch ``ACTIVE TEST''.
1) Select active test item by touching screen.
2) Touch ``START''.
Carry out the active test by touching screen key.
SBR455D
SBR080E
SST412B
SBR857D
SBR934C
.
.
.
TROUBLE DIAGNOSES
CONSULT Inspection Procedure (Cont'd)
BR-60

DATA MONITOR MODE
MONITOR ITEM CONDITION SPECIFICATION
FR RH SENSOR
FR LH SENSOR
RR SENSOR.1
RR RH SENSOR.2
RR LH SENSOR.2Drive vehicle.
(Each wheel is rotating.)Wheel speed signal
(Almost the same speed as speedometer.)
STOP LAMP SW Brake is depressed.Depress the pedal: ON
Release the pedal: OFF
G-SWITCH.2Vehicle is driven.
Vehicle is stopped.
Brake is applied.During sudden braking while driving on high  roads (asphalt
roads, etc.): OFF
While vehicle is stopped or during constant-speed driving: ON
FR RH IN SOL
FR RH OUT SOL
FR LH IN SOL
FR LH OUT SOL
RR IN SOL
RR OUT SOL1. Drive vehicle at speeds over
30 km/h (19 MPH) for at
least one minute.
2. Engine is running.Operating conditions for each solenoid valve are indicated.
ABS is not operating: OFF
MOTOR RELAYABS is not operating: OFF
ABS is operating: ON
ACTUATOR RELAY
Ignition switch is ON or
engine is running.Ignition switch ON (Engine stops): OFF
Engine running: ON
WARNING LAMPABS warning lamp is turned on: ON
ABS warning lamp is turned off: OFF
BATTERY VOLT Power supply voltage for control unit
.1: 2WD model only
.2: 4WD model only
ACTIVE TEST MODE
TEST ITEM CONDITION JUDGEMENT
FR RH SOLENOID
FR LH SOLENOID
REAR SOLENOID
Engine is running.Brake fluid pressure control operation
IN SOL OUT SOL
UP (Increase):
KEEP (Hold):
DOWN (Decrease):OFF
ON
ONOFF
OFF
ON
ABS MOTORABS actuator motor
ON: Motor runs (ABS motor relay ON)
OFF: Motor stops (ABS motor relay OFF)
G SWITCH.Ignition switch is ON.G SWITCH (G SENSOR),
ON: Set G SWITCH MONITOR ``ON''
(G switch circuit is closed.)
OFF: Set G SWITCH MONITOR ``OFF''
(G switch circuit is open.)
.: 4WD model only
Note: Active test will automatically stop ten seconds after the test starts. (LIMIT SIGNAL monitor
shows ON.)
TROUBLE DIAGNOSES
CONSULT Inspection Procedure (Cont'd)
BR-61

VA
REPLACE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Replace fusible link.
Does the fusible link blow out when
ignition switch is turned ``ON''?
Yes
cNo
Inspection end
CHECK SOLENOID VALVE RELAY
POWER SUPPLY CIRCUIT.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1. Disconnect ABS actuator and electric
unit connector.
2. Check continuity between ABS actuator
and electric unit connector
E4(body
side) terminal
V18and ground.
Continuity should not exit.
OK
cNG
Check the following.
lHarness connectorE4
lHarness for open or short
between ABS actuator
and electric unit and
fusible link
If NG, repair harness or
connector.
REPLACE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Replace ABS actuator and electric unit.
VB
REPLACE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Replace fuse.
Does the fuse blow out when ignition
switch is turned ``ON''?
No
cYes
Check the following.
lHarness connectorE4
lHarness for open or
short between ABS
actuator and electric unit
and fuse
If NG, repair harness or
connector.
END
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
INSPECTION END
SBR053E
.
.
.
.
.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
Diagnostic Procedure 2 (ABS actuator
solenoid valve and solenoid valve relay)
(Cont'd)
BR-66

VA
REPLACE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Replace fusible link.
Does the fusible link blow out when
ignition switch is turned ``ON''?
Yes
cNo
Inspection end
CHECK ABS ACTUATOR MOTOR
POWER SUPPLY CIRCUIT.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1. Disconnect battery cable and ABS
actuator and electric unit connector
E4.
2. Check continuity between ABS actuator
and electric unit connector
E4(body
side) terminal
V17and ground.
Continuity should not exist.
OK
cNG
Check the following.
lHarness connectorE4
lHarness for open or
short between ABS
actuator and electric unit
and fusible link
If NG, repair harness or
connector.
CHECK HARNESS CONNECTOR.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check ABS actuator and electric unit pin
terminals for damage or the connection of
ABS actuator and electric unit harness
connector.
Reconnect ABS actuator and electric unit
harness connector. Then retest.
SBR056EC
.
.
.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
Diagnostic Procedure 3 (Motor relay or
motor) (Cont'd)
BR-68

Diagnostic Procedure 4 (Low voltage)
Malfunction code No. 57
CHECK CONNECTOR.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1. Disconnect ABS actuator and electric
unit connector. Check terminals for
damage or loose connection. Then
reconnect connector.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
Yes
cNo
Inspection end
CHECK ABS CONTROL UNIT POWER
SUPPLY CIRCUIT.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1. Disconnect ABS actuator and electric
unit connector.
2. Check voltage between ABS actuator
and electric unit connector
E4(body
side) terminal
V15and ground.
Battery voltage should exist when
ignition switch is turned ON.
OK
cNG
VA(See below.)
CHECK ABS CONTROL UNIT GROUND.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Refer to ABS ACTUATOR AND ELEC-
TRIC UNIT GROUND in Ground Circuit
Check, BR-62.
OK
cNG
Repair harness and con-
nector.
CHECK HARNESS CONNECTOR.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check ABS actuator and electric unit pin
terminals for damage or the connection of
ABS actuator and electric unit harness
connector. Reconnect ABS actuator and
electric unit harness connector. Then
retest.
VA
CHECK FUSE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check 10A fuse
14. For fuse layout, refer
to POWER SUPPLY ROUTING in EL
section.
OK
cNG
Replace fuse.
CHECK ABS CONTROL UNIT POWER
SUPPLY CIRCUIT.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check continuity between battery and
ABS actuator and electric unit connector
E4(body side) terminalV15.
OK
cNG
Check the following.
lHarness connectorE4lHarness for open or
short between ABS
actuator and electric unit
and fuse
If NG, repair harness or
connector.
CHECK BATTERY.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check battery. Refer to BATTERY in EL
section.
SBR057E
SBR058EC
.
.
.
.
.
.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
BR-69

Note: ABS may operate and cause vibration under any of the
following conditions.
lApplying brake gradually when shifting or operating
clutch.
lLow friction (slippery) road.
lHigh speed cornering.
lDriving over bumps and pot holes.
lEngine speed is over 5,000 rpm with vehicle stopped.
Diagnostic Procedure 12 (Warning lamp does
not come on when ignition switch is turned
ON.)
CHECK FUSE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check 10A fuse . For fuse layout, refer to
POWER SUPPLY ROUTING in EL sec-
tion.
OK
cNG
Replace fuse.
CHECK WARNING LAMP ACTIVATE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Disconnect ABS actuator and electric unit
connector.
Does the warning lamp activate?
No
cYes
VA(Go to next page.)
CHECK HARNESS FOR SHORT.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1. Disconnect ABS actuator and electric
unit connector.
2. Check voltage between ABS actuator
and electric unit connector
E4(body
side) terminal
V10(2WD) orV21(4WD)
and ground.
Battery voltage should not exist.
OK
cNG
Repair harness or connec-
tor.
CHECK COMBINATION METER.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check combination meter. Refer to
WARNING LAMPS in EL section.
SBR063E
SBR069E
SBR144E
.
.
.
TROUBLE DIAGNOSES FOR SYMPTOMS
Diagnostic Procedure 11
(Pedal vibration and noise) (Cont'd)
BR-75

VA
CHECK HARNESS CONNECTOR.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check ABS actuator and electric unit pin
terminals for damage or connection of
ABS actuator and electric unit harness
connector. Reconnect ABS actuator and
electric unit harness connector. Then
retest.
NG
cOK
Inspection end
REPLACE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Replace ABS actuator and electric unit.
.
.
TROUBLE DIAGNOSES FOR SYMPTOMS
Diagnostic Procedure 12 (Warning lamp
does not come on when ignition switch is
turned ON.) (Cont'd)
BR-76