1999 NISSAN PICK-UP battery

Diagnostic Procedure 2 (ABS actuator
solenoid valve and solenoid valve relay)
Malfunction code No. 41, 45, 55, 42, 46, 56, 63
CHECK FUSIBLE LINK.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check 30A fusible link
e
. For fusible link
layout, refer to POWER SUPPLY ROUT-
ING in EL section.
OK
cNG
VA(Go to next page.)
CHECK FUSE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check 10A fuse
18. For fuse layout, refer
to POWER SUPPLY ROUTING in EL
section.
OK
cNG
VB(Go to next page.)
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 ACTUATOR AND ELEC-
TRIC UNIT GROUND CIRCUIT.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Refer to ABS ACTUATOR AND ELEC-
TRIC UNIT GROUND in Ground Circuit
Check. Refer to original Service Manual.
OK
cNG
Repair harness and con-
nector.
CHECK SOLENOID VALVE RELAY
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
V18and ground.
Battery voltage should 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.
REPLACE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Replace ABS actuator and electric unit.
SBR050EA
SBR052E
.
.
.
.
.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
BR-2021

Diagnostic Procedure 3 (Motor relay or
motor)
Malfunction code No. 61
CHECK FUSIBLE LINK.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check 30A fusible link
f . For fusible link
layout, refer to POWER SUPPLY ROUT-
ING in EL section.
OK
cNGVA(Go to next page.)
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 MOTOR RELAY POWER SUP-
PLY CIRCUIT.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1. Disconnect ABS actuator and electric
unit connector.
2. Check voltage between ABS actuator
and electric unit connector
E4(body
side) terminal
V17and ground.
Battery voltage should 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 ABS ACTUATOR AND ELEC-
TRIC UNIT GROUND.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Refer to ABS ACTUATOR AND ELEC-
TRIC UNIT GROUND in Ground Circuit
Check. Refer to original Service Manual.
OK
cNG
Repair harness and termi-
nals.
REPLACE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Replace ABS actuator and electric unit.
SBR054EA
SBR055E
.
.
.
.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
BR-2023

VA
REPLACE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Replace fusible link.
Does the fusible link blow out when
ignition switch is turned ªONº?
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.
SBR056EF
.
.
.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
Diagnostic Procedure 3 (Motor relay or
motor) (Cont'd)
BR-2024

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
cNGVA(See below.)
CHECK ABS CONTROL UNIT GROUND.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Refer to ABS ACTUATOR AND ELEC-
TRIC UNIT GROUND in Ground Circuit
Check. Refer to original Service Manual.
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
18. 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.
SBR057EA
SBR058EF
.
.
.
.
.
.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
BR-2025

Diagnostic Procedure 5 (G sensor)
Malfunction code No. 17
CHECK G SENSOR POWER SUPPLY
CIRCUIT.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check 10A fuse
18. For fuse layout, refer
to POWER SUPPLY ROUTING in EL sec-
tion.
OK
cNG
Replace fuse.
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 G SENSOR.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Refer to G SENSOR in Electrical Compo-
nents Inspection, BR-2027.
OK
cNG
Replace G sensor.
CHECK G SENSOR POWER SUPPLY
CIRCUIT.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1. Disconnect G sensor connector.
2. Check voltage between G sensor con-
nector
M101,M102(body side) terminal
V2,V15and ground.
Battery voltage should exist.
OK
cNG
Check the following.
lHarness connectors
M101,M102,E4
lHarness for open or short
between G sensor and
ABS actuator and electric
unit
If NG, repair harness or
connectors.
CHECK G SENSOR GROUND.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1. Disconnect ABS actuator and electric
unit connector and G sensor connec-
tors.
2. Check continuity between ABS actuator
and electric unit connector
E4(body
side) terminals
V10,V20and G sensor
connectors
M101,M102(body side) ter-
minals
V10,V20.
Continuity should exist.
OK
cNG
Check the following.
lHarness connectors
M101,M102,E4
lHarness for open or short
between G sensor and
ABS actuator and electric
unit
If NG, repair harness or
connectors.
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.
SBR059EA
SBR060E
SBR061E
.
.
.
.
.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
BR-2026

Diagnostic Procedure 12 (Warning lamp does
not come on when ignition switch is turned
ON.)
CHECK FUSE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Check 10A fuse
20. For fuse layout, refer
to POWER SUPPLY ROUTING in EL
section.
OK
cNG
Replace fuse.
CHECK WARNING LAMP ACTIVATE.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Disconnect ABS actuator and electric unit
connector.
Does the warning lamp activate?
No
cYesVA(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.
SBR063EA
SBR069E
SBR144E
.
.
.
TROUBLE DIAGNOSES FOR SYMPTOMS
BR-2028

CAUTION:
lDisconnect both terminals from battery in advance.
lDisconnect air bag module connector in advance.
lBe careful not to scratch finishers and other parts.
lNever tamper with or force air bag lid open, as this may adversely affect air bag performance.
REMOVAL Ð Instrument panel assembly
Instrument panel assemblyCombination meterAudio controlHeater and A/C control
Remove driver's air bag module and steering wheel.
Refer to ªSUPPLEMENTAL RESTRAINT SYSTEMº in RS
section for details.Tilt steering column down
fully
V1Steering column coverlRemove screws.
V2Instrument lower panel driver side.lRemove screws and bolts.
V3Cluster lid AlRemove screws.
V4Combination meterlRemove screws, then disconnect harness connectors.
V5Glove box assemblylRemove screws.lThen disconnect passenger air bag module connec-
tor.
lThen remove passenger air bag module bracket.
Refer to ªSUPPLEMENTAL RESTRAINT SYSTEMº
in RS section for details.
V6Remove ashtray.
V7Cluster lid ClRemove screws, then disconnect harness connectors.
V8Audio and deck pocketlRemove screws, then disconnect harness connectors.
V9Heater and A/C controllDisconnect temperature control cable and harness connectors.
V10Instrument stay cover lower centerlRemove screws.
V11Ventilator grille driver side
V12Defroster grille
Remove front pillar garnish.
Refer to ªSide and Floor Trimº in ªINTERIOR TRIMº for
details, BT-2007.
V13Instrument panel assemblylRemove screws and bolts.
V14Air duct passenger sidelRemove screws.
V15Passenger air bag modulelRefer to ªSUPPLEMENTAL RESTRAINT SYSTEMº
in RS section for details.
INSTRUMENT PANEL
BT-2004

Wiring Diagram Ð POWER Ð
BATTERY POWER SUPPLY Ð IGNITION SWITCH IN ANY POSITION
HEL670A
POWER SUPPLY ROUTING
EL-2005