2001 NISSAN PICK-UP Repair Manual

9. Diagnostic code is displayed on ªTROUBLE DIAG
RECORDº.
10. Touch ªPRINTº.
11. Compare diagnostic codes to the INTERMITTENT MAL-
FUNCTION DIAGNOSTIC CODE CHART, page RS-3034.
12. Touch ªBACKº key of CONSULT-II until SELECT SYSTEM
appears, then turn off CONSULT-II.
13. Turn ignition switch ªOFFº, then turn off and disconnect
CONSULT-II and both battery cables.
14. Repair the system as outlined by the ªRepair orderº in
INTERMITTENT MALFUNCTION DIAGNOSTIC CODE
CHART, that corresponds to the self-diagnosis result. For
replacement procedure of component parts, refer to RS-3005
and ªRemoval and Installationº in RS section of Service
Manual (Pub. No. SM9E-D22BE0E) for details.
15. Go to DIAGNOSTIC PROCEDURE 4, page RS-3028.
INTERMITTENT MALFUNCTION DIAGNOSTIC CODE CHART (ªSELF-DIAG [PAST]º or
ªTROUBLE DIAG RECORDº)
Diagnostic item Explanation Repair order
NO DTC IS DETECTED When malfunction is
indicated by the ªAIR
BAGº warning lamp in
User mode+Low battery voltage
(Less than 9V)+Go to DIAGNOSTIC PROCEDURE 4 (RS-
3028) after charging battery.
+No malfunction is detected.+Go to DIAGNOSTIC PROCEDURE 4 (RS-
3028).
DRIVER AIRBAG MODULE
[OPEN]+Driver air bag module circuit is open. (includ-
ing the spiral cable)1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. If the harness check is OK, replace the spiral
cable, diagnosis sensor unit and driver air
bag module. (Before disposing the driver air
bag module, it must be deployed.) DRIVER AIRBAG MODULE
[VB-SHORT]+Driver air bag module circuit is shorted to
some power supply circuit. (including the spi-
ral cable)
DRIVER AIRBAG MODULE
[GND-SHORT]+Driver air bag module circuit is shorted to
ground. (including the spiral cable)
AIRBAG MODULE
[SHORT]+Driver air bag module circuits are shorted to
each other.
ASSIST A/B MODULE
[VB-SHORT]+Front passenger air bag module circuit is
shorted to some power supply circuit.1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. If the harness check is OK, replace the diag-
nosis sensor unit and passenger air bag
module. (Before disposing the passenger air
bag module, it must be deployed.) ASSIST A/B MODULE
[OPEN]+Front passenger air bag module circuit is
open.
ASSIST A/B MODULE
[GND-SHORT]+Front passenger air bag module circuit is
shorted to ground.
ASSIST A/B MODULE
[SHORT]+Front passenger air bag module circuits are
shorted to each other.
SHIA0182E
TROUBLE DIAGNOSES Ð Supplemental Restraint System (SRS)
Self-diagnosis (Cont'd)
RS-3034

Diagnostic item Explanation Repair order
PRE-TEN FRONT LH
[OPEN]+The circuit for seat belt pre-tensioner (LH) is
open or shorted to a power supply circuit.1. Visually check the wiring harness connec-
tions.
2. Replace the harness if it has visible damage.
3. If the harness check is OK, replace the diag-
nosis sensor unit and seat belt (LH).
(Before disposing the seat belt (LH) pre-
tensioner, it must be deployed.) PRE-TEN FRONT LH
[VB-SHORT]+The circuit for seat belt pre-tensioner (LH) is
shorted to a power supply circuit.
PRE-TEN FRONT LH
[GND-SHORT]+The circuit for seat belt pre-tensioner (LH) is
shorted to ground.
PRE-TEN FRONT RH
[OPEN/VB-SHORT]+The circuit for seat belt pre-tensioner (RH) is
open or shorted to a power supply circuit.1. Visually check the wiring harness connec-
tions.
2. Replace the harness if it has visible damage.
3. If the harness check is OK, replace the diag-
nosis sensor unit and seat belt (RH).
(Before disposing the seat belt (RH) pre-
tensioner, it must be deployed.) PRE-TEN FRONT RH
[VB-SHORT]+The circuit for seat belt pre-tensioner (RH) is
shorted to a power supply circuit.
PRE-TEN FRONT RH
[GND-SHORT]+The circuit for seat belt pre-tensioner (RH) is
shorted to ground.
CONTROL UNIT+Diagnosis sensor unit is malfunctioning. 1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. If the harness check is OK, replace the diag-
nosis sensor unit.
* Follow the procedures in numerical order when repairing malfunctioning parts, then make the final system check.
TROUBLE DIAGNOSES Ð Supplemental Restraint System (SRS)
Self-diagnosis (Cont'd)
RS-3035

Trouble Diagnoses for Air Bag Warning
Lamp
DIAGNOSTIC PROCEDURE 9
SYMPTOM: ªAIR BAGº warning lamp does not turn off.
Is air bag module deployed?
NocYes
Refer to COLLISION
DIAGNOSIS, (RS-3037).
Is SRS ªAIR BAGº fuse OK?
YescNo
Replace fuse.
Connect CONSULT-II and touch
ªSTARTº.
+Is ªAIR BAGº displayed on
CONSULT-II?
Yes
cNo
Visually check the wiring
harness connection of diag-
nosis sensor unit. If the
harness connection check
is OK, replace diagnosis
sensor unit.
Is harness connection between warning
lamp and diagnosis sensor unit OK?
Yes
cNo
Connect warning lamp and
diagnosis sensor unit con-
nector properly. If warning
lamp still does not go off,
replace harness.
Replace diagnosis sensor unit.
DIAGNOSTIC PROCEDURE 10
SYMPTOM: ªAIR BAGº warning lamp does not turn on.
Is warning lamp fuse OK?
YescNo
Replace fuse and turn igni-
tion switch ON. If meter
fuse is blown again, repair
related harness.
1. Disconnect diagnosis sensor unit con-
nector.
2. Turn the ignition key to ON position.
+Does warning lamp turn on?
Yes
cNo
Connect warning lamp and
diagnosis sensor unit con-
nector properly. If warning
lamp still does not come
on, replace harness.
Replace diagnosis sensor unit.
SRS171
SRS697
SRS645-B
.
.
.
.
.
.
TROUBLE DIAGNOSES Ð Supplemental Restraint System (SRS)
RS-3036

FOR FRONTAL COLLISION
To repair the SRS for a frontal collision, perform the following steps.
When SRS (except the side air bag) is activated in a collision:
V1Replace the diagnosis sensor unit.
V2Remove the air bag modules (except the side air bag module).
V3Check the SRS components using the table shown below:
+Replace any SRS components showing visible signs of damage (dents, cracks, deformation).
V4Install new air bag modules (except the side air bag module).
V5Conduct self-diagnosis using CONSULT-II, and ªAIR BAGº. Refer to ªSelf-diagnosisº for details (RS-
3020). Ensure entire SRS operates properly.
When SRS is not activated in a collision:
V1Check the SRS components using the table shown below:
+Replace any SRS components showing visible signs of damage (dents, cracks, deformation).
V2Conduct self-diagnosis using CONSULT-II, and ªAIR BAGº. Refer to ªSelf-diagnosisº for details (RS-
3020). Ensure entire SRS operates properly.
SRS inspection
Part SRS (except the
side air bag) is acti-
vatedSRS is NOT activated
Air bag module
(driver and passen-
ger side)REPLACE
Install air bag mod-
ule with new bolts.1. Remove air bag module. Check harness cover and connectors for damage, ter-
minals for deformities, and harness for binding.
2-1. Install driver air bag module into the steering wheel to check fit and alignment
with the wheel.
2-2. Install passenger air bag module into the instrument panel to check fit with the
instrument panel.
3. No damage found, reinstall with new bolts.
4. If damagedÐREPLACE. Air bag must be deployed before discarding.
Seat belt pre-ten-
sioner assemblyREPLACE
Install seat belt pre-
tensioner with new
bolts.1. Remove seat belt pre-tensioners.
Check harness cover and connectors for damage, terminals for deformities, and
harness for binding.
2. Check belts for damage and anchors for loose mounting.
3. Check retractor for smooth operation.
4. If no damage is found, reinstall with new bolts coated with bonding agent.
5. If damagedÐREPLACE. Install the seat belt pre-tensioners with new bolts coated
with bonding agent. Seat belt pre-tensioners must be deployed before discarding.
Diagnosis sensor
unitREPLACE
Install diagnosis sen-
sor unit with new
bolts.1. Check case and bracket for dents, cracks or deformities.
2. Check connectors for damage, and terminals for deformities.
3. If no damage is found, reinstall with new bolts.
4. If damagedÐREPLACE. Install diagnosis sensor unit with new bolts.
Steering wheel 1. Visually check steering wheel for deformities.
2. Check harness (built into steering wheel) and connectors for damage, and terminals for deformities.
3. Install air bag module to check fit or alignment with steering wheel.
4. Check steering wheel for excessive free play.
5. If no damage is found, reinstall the steering wheel.
6. If damagedÐREPLACE.
Spiral cable 1. Visually check spiral cable and combination switch for damage.
2. Check connectors, flat cable and protective tape for damage.
3. Check steering wheel for noise, binding or heavy operation.
4. If no damage is found, reinstall the spiral cable.
5. If damagedÐREPLACE.
Harness and Con-
nectors1. Check connectors for poor connection, damage, and terminals for deformities.
2. Check harness for binding, chafing, cuts, or deformities.
3. If no damage is found, reinstall harness and connectors.
4. DamagedÐREPLACE damaged section of harness. Do not attempt to repair, splice or modify any SRS
harness.
Instrument panel 1. Check instrument panel for bending, deformities, or cracks.
2. Check passenger side module brackets for dents, cracks or deformities.
3. If no damage is found, reinstall with new bolts.
4. If damagedÐREPLACE.
COLLISION DIAGNOSIS
RS-3037

PROPELLER SHAFT &
DIFFERENTIAL CARRIER
SECTION
PD
MODIFICATION NOTICE:
Service data and specifications (SDS) have been changed.
CONTENTS
SERVICE DATA AND SPECIFICATIONS
(SDS).................................................................... 3002
Propeller Shaft ................................................. 3002
Final Drive ........................................................ 3003

PD

Propeller Shaft
GENERAL SPECIFICATIONS
2WD models
Applied modelYD25DDTi
Without ABS
(Except 16-inch wheel)Without ABS
(16-inch wheel)With ABS
Propeller shaft model3S80B
Number of joints3
Coupling type with transmission Sleeve type
Types of journal bearing Solid type (disassembly type)
Shaft length (Spider to spider)
mm (in)1st 642 (25.28) 667 (26.26) 642 (25.28)
2nd 1,005 (39.57) 984 (38.74) 979 (38.54)
Shaft outer diameter
mm (in)1st 65 (2.56) 75 (2.95) 65 (2.56)
2nd 65 (2.56) 75 (2.95) 65 (2.56)
4WD models
Applied model YD25DDTi YD25DDTi
Location Front Rear
Propeller shaft model 2F71H 3S80B
Number of joints 2 3
Coupling type with transmission Flange type Sleeve type
Types of journal bearing Solid type (disassembly type)
Shaft length (Spider to spider)
mm (in)1st 565 (22.24) 372 (14.65)
2nd Ð 872 (34.33)
Shaft outer diameter
mm (in)1st 50.8 (2.000) 65.0 (2.559)
2nd Ð 65.0 (2.559)
SERVICE DATA AND SPECIFICATIONS (SDS)
PD-3002

Final Drive
GENERAL SPECIFICATIONS
2WD models
Engine YD25DDTi (Except 16-inch wheel) YD25DDTi (16-inch wheel)
Final drive modelStandard Optional Standard Optional
C200
4-pinion LSD 2-pinion LSD
Oil capacity (Approx.) !(Imp pt) 1.3 (2-1/4)
Gear ratio 3.9 4.625
Number of teeth (Ring gear/drive
pinion) 39/10 37/8
4WD models
Engine YD25DDTi KA24DE
Front final model R180A \
R180A
4-pinion
Oil capacity (Approx.) !(Imp pt) 1.3 (2-1/4)
Rear final model Standard Optional Standard
C200
4-pinion LSD 4-pinion
Oil capacity (Approx.) !(Imp pt) 2.8 (4-7/8)
Gear ratio 4.625
Number of teeth (Ring gear/drive
pinion) 37/8
SERVICE DATA AND SPECIFICATIONS (SDS)
PD-3003

ELECTRICAL SYSTEM
SECTION
EL
MODIFICATION NOTICE:
+Wiring diagrams have been changed.
+Combination meter has been changed.
+Headlamp has been changed.
+Headlamp aiming control has been added.
+Headlamp washer has been added.
+A hazard reminder feature has been added to the multi-remote control system.
+NATS (Nissan Anti-Theft System) has been changed.
CONTENTS
PRECAUTIONS................................................... 3004
Supplemental Restraint System (SRS)²AIR
BAG²and²SEAT BELT PRE-TENSIONER².. 3004
POWER SUPPLY ROUTING............................... 3005
Schematic ........................................................ 3005
Wiring Diagram - POWER -............................. 3006
BATTERY............................................................. 3013
Service Data and Specifications (SDS) ........... 3013
STARTING SYSTEM........................................... 3014
Wiring Diagram - START -/M/T Models .......... 3014
Construction ..................................................... 3015
Service Data and Specifications (SDS) ........... 3017
CHARGING SYSTEM.......................................... 3018
Wiring Diagram - CHARGE -/Diesel Engine ... 3018
Wiring Diagram - CHARGE - (KA engine) ...... 3019
Construction ..................................................... 3020
Service Data and Specifications (SDS) ........... 3022
HEADLAMP - Conventional Type -................... 3023
Wiring Diagram - H/LAMP -/LHD Models ........ 3023
Wiring Diagram - H/LAMP -/RHD Models ....... 3025
Bulb Replacement............................................ 3027
Aiming Adjustment ........................................... 3027
Low Beam ........................................................ 3028
HEADLAMP - Daytime Light System -............. 3029
Wiring Diagram - DTRL - ................................. 3029
Bulb Replacement............................................ 3032
Aiming Adjustment ........................................... 3032
HEADLAMP - Dim-dip Lamp System -............. 3033Wiring Diagram - DIMDIP -.............................. 3033
Bulb Replacement............................................ 3036
Aiming Adjustment ........................................... 3036
HEADLAMP - Headlamp Aiming Control -....... 3037
Wiring Diagram - H/AIM - ................................ 3037
PARKING, LICENSE AND TAIL LAMPS........... 3039
Wiring Diagram - TAIL/L -/Except LHD Models
for Europe ........................................................ 3039
Wiring Diagram - TAIL/L -/LHD Models for
Europe.............................................................. 3041
STOP LAMP........................................................ 3043
Wiring Diagram - STOP/L - ............................. 3043
BACK-UP LAMP.................................................. 3044
Wiring Diagram - BACK/L -/M/T Models ......... 3044
REAR FOG LAMP............................................... 3045
Wiring Diagram - R/FOG -/LHD Models .......... 3045
Wiring Diagram - R/FOG -/RHD Models ......... 3046
TURN SIGNAL AND HAZARD WARNING
LAMPS................................................................. 3047
Wiring Diagram - TURN - ................................ 3047
Trouble Diagnoses ........................................... 3049
ILLUMINATION.................................................... 3050
Wiring Diagram - ILL -/LHD Models ................ 3050
Wiring Diagram - ILL -/RHD Models................ 3052
INTERIOR ROOM LAMP..................................... 3054
Wiring Diagram - ROOM/L - ............................ 3054
SPOT LAMP........................................................ 3055
Wiring Diagram - INT/L - ................................. 3055

EL