2001 NISSAN PICK-UP engine

COOLING FAN CONTROL SYSTEM
Cooling fan is controlled by ECM. For details, refer to EC section,
ªDTC 0208 OVERHEATº.
ENGINE COOLING SYSTEMYD25DDTi
Cooling Fan (Motor driven) (Cont'd)
LC-3017

Engine Lubrication System
OIL PRESSURE CHECK
Engine speed
rpmApproximate discharge pressure
kPa (bar, kg/cm2, psi)
Idle speed More than 140 (1.40, 1.43, 20.3)
2,000 More than 270 (2.69, 2.75, 39.1)
4,000 More than 430 (4.29, 4.38, 62.3)
OIL PUMP
Unit: mm (in)
Housing to outer rotor radial
clearance10.114 - 0.260
(0.0045 - 0.0102)
Inner rotor to outer rotor tip
clearance2Below 0.180 (0.0071)
Housing to inner rotor axial
clearance30.050 - 0.090
(0.0020 - 0.0035)
Housing to outer rotor axial
clearance40.030 - 0.190
(0.0012 - 0.0075)
Inner rotor to brazed portion
of housing clearance50.045 - 0.091
(0.0018 - 0.0036)
OIL PUMP REGULATOR VALVE
Unit: mm (in)
Regulator valve to oil pump
cover clearance60.040 - 0.097
(0.0016 - 0.0038)
Engine Cooling System
RADIATOR
Unit: kPa (bar, kg/cm2, psi)
Cap relief
pressureStandard78-98
(0.78 - 0.98, 0.8 - 1.0, 11 - 14)
Limit 59 (0.59, 0.6, 9)
Leakage test pressure 157 (1.57, 1.6, 23)
THERMOSTAT
Valve opening temperatureAbove 80 - 84ÉC
(176 - 183ÉF)
Valve liftMore than 10 mm/95ÉC
(0.394 in/203ÉF)
SERVICE DATA AND SPECIFICATIONS (SDS)YD25DDTi
LC-3018

A
A/C relay ..................................... HA-3019, 3029
A/C trouble diagnoses (auto A/C) ......... HA-3020
A/C trouble diagnoses
(manual A/C) ........................... HA-3004, 3020
A/C, A - Wiring diagram ........................ HA-3021
A/C, M - Wiring diagram ............. HA-3006, 3009
A/T IND - Wiring diagram ...................... EL-3100
AAC/V - Wiring diagram ....................... EC-3298
ABS - Wiring diagram ................. BR-3003, 3010
AT indicator lamp .................................. EL-3100
Accelerator control system .................... FE-3002
Accelerator position sensor ........ EC-3515, 3516
Air bag disposal .................................... RS-3011
Air bag ................................................... RS-3003
Air cleaner filter replacement ..... MA-3010, 3019
Air conditioner cut control . EC-3028, 3413, 3414
Air flow meter - See Mass air flow
sensor ................................................ EC-3151
Alternator ............................................... EL-3022
Angular tightening application .............. EM-3003
Antenna ................................................. EL-3115
Anti-lock brake system - Wiring
diagram ......................... BR-3002, 3003, 3009
Auxiliary air control (AAC) valve ........... EC-3295
B
BACK/L - Wiring diagram ...................... EL-3044
BOOST - Wiring diagram ....................................
Back-up lamp ......................................... EL-3044
Basic inspection ................ EC-3086, 3444, 3445
Battery ................................................... EL-3013
Bumper, front ....................................... BT-3002
C
CHARGE - Wiring diagram ................... EL-3018
CIGAR - Wiring diagram ....................... EL-3110
CKPS - Wiring diagram .............. EC-3266, 3351
CLOCK - Wiring diagram ...................... EL-3111
CMPS - Wiring diagram ........................ EC-3273
CONSULT for engine ....... EC-3070, 3434, 3435
Camshaft inspection ............................. EM-3050
Camshaft position sensor (CMPS) ....... EC-3270
Canister - See EVAP canister .............. EC-3029
Center case (Transfer) .......................... TF-3003
Charging system .................................... EL-3018
Cigarette lighter ..................................... EL-3110
Clock ...................................................... EL-3111
Closed throttle position switch ............. EC-3301
Collision diagnosis ................................ RS-3037
Combination lamp, front, removal and
installation .......................................... BT-3002
Combination meter ................................ EL-3056
Compression pressure ......................... EM-3013
Connecting rod bearing clearance ....... EM-3077Connecting rod bushing clearance ....... EM-3080
Connecting rod ..................................... EM-3072
Coolant replacement ............................ MA-3014
Cooling circuit (engine) ......................... LC-3010
Cooling fan control system ......... LC-3002, 3017
Cooling fan control ........... EC-3344, 3489, 3490
Cooling fan ............................................ LC-3016
Counter gear (Transfer) ......................... TF-3004
Crank angle sensor built into
distributor - See Camshaft position
sensor ................................................ EC-3270
Crankcase emission control system -
See Positive crankcase
ventilation ...................... EC-3032, 3414, 3415
Crankcase ventilation system - See
Positive crankcase
ventilation ...................... EC-3032, 3414, 3415
Crankshaft position sensor (OBD) cog
chipping ............................................. EC-3349
Crankshaft position sensor (OBD) ........ EC-3264
Crankshaft position sensor
(TDC) ...................................... EC-3534, 3535
Crankshaft ............................................ EM-3075
Cylinder block ....................................... EM-3066
Cylinder head ....................................... EM-3046
D
DEF - Wiring diagram ............................ EL-3112
DIMDIP - Wiring diagram ...................... EL-3033
DTC P0121 TP Sensor ........................ EC-3170
DTC work support ................................. EC-3078
DTRL - Wiring diagram ......................... EL-3029
Data link connector for
Consult .......................... EC-3033, 3434, 3435
Daytime light system ............................. EL-3029
Detonation sensor - See Knock
sensor ................................................ EC-3260
Diagnosis sensor unit ........................... RS-3005
Diagnostic trouble code (DTC) for
OBD system .................. EC-3009, 3428, 3429
Diagnostic trouble code (DTC) inspec-
tion priority chart ............................... EC-3100
Dim-dip lamp system ............................. EL-3033
Distributor ignition (DI) system ............. EC-3026
Distributor .............................................. EC-3026
Drive belt inspection ............................. MA-3011
Drive chain (Transfer) ............................ TF-3004
E
ECCS-D control
module ......... EC-3595, 3594, 3598, 3599, 3463,
3464, 3501, 3502, 3581, 3582,
3583, 3584, 3585, 3586
ECM input/output signal ... EC-3110, 3463, 3464
ECTS - Wiring diagram ......................... EC-3167
EGR - Wiring diagram ................ EC-3607, 3608
ALPHABETICAL INDEX
IDX-3002

EGR volume control valve .......... EC-3605, 3606
EVAP canister purge volume control
solenoid valve ................................... EC-3283
EVAP canister ....................................... EC-3029
Electrical ignition system ...................... EC-3026
Electronic fuel injection
pump ........ EC-3419, 3420, 3508, 3509, 3542,
3543, 3549, 3550, 3556, 3557,
3563, 3564, 3570, 3571, 3573,
3574, 3614, 3615
Engine control circuit
diagram ......................... EC-3020, 3408, 3409
Engine control component parts
location .............................................. EC-3018
Engine control module (ECM) .............. EC-3308
Engine control system diagram and
chart .............................. EC-3021, 3409, 3410
Engine coolant temperature sensor
(ECTS) .......................... EC-3165, 3480, 3481
Engine fail-safe system ......................... EC-3101
Engine oil filter replacement ................. MA-3013
Engine oil replacement ......................... MA-3012
Engine outer component parts ............. EM-3008
Engine removal ..................................... EM-3063
Engine serial number ............................. GI-3006
Evaporative emission (EVAP)
system ............................................... EC-3029
Exhaust system ..................................... FE-3005
Exterior .................................................. BT-3006
F
F/PUMP - Wiring diagram ..................... EC-3380
FICD - Wiring diagram .......................... EC-3390
FUEL - Wiring diagram ............... EC-3239, 3246
Fast idle cam (FIC) ............................... EC-3035
Fluids .................................................... MA-3008
Flywheel runout .................................... EM-3080
Fog lamp, rear ....................................... EL-3045
Freeze frame data ................................ EC-3050
Front bumper ......................................... BT-3002
Front case (Transfer) ............................. TF-3003
Front combination lamp removal and
installation .......................................... BT-3002
Front drive shaft (Transfer) ................... TF-3004
Front passenger air bag ............. RS-3003, 3009
Fuel cut control (at no load & high
engine speed) ............... EC-3028, 3413, 3414
Fuel filter replacement .......................... MA-3018
Fuel filter ............................................... EC-3033
Fuel injection system ................. EC-3237, 3244,
3411, 3412
Fuel injector .......................................... EC-3369
Fuel line inspection ............................... MA-3019
Fuel pressure check ............................. EC-3033
Fuel pressure regulator ......................... EC-3034
Fuel pressure release ........................... EC-3033
Fuel pump relay .................................... EC-3378
Fuel pump ............................................. EC-3378Fuel system ........................................... FE-3003
Fuel tank vacuum relief valve ............... EC-3030
Fuse block ............................................. EL-3199
G
Gauges .................................................. EL-3056
Generic scan tool (GST) ....................... EC-3080
Glow plug .................................... EC-3621, 3622
Glow relay ................................... EC-3621, 3622
Grease .................................................. MA-3008
H
H/AIM - Wiring diagram ......................... EL-3037
H/LAMP - Wiring diagram ..................... EL-3023
HEAT UP - Wiring diagram ........ EC-3639, 3640
HEATER - Wiring diagram .................... HA-3004
HLC - Wiring diagram ............................ EL-3108
HORN - Wiring diagram ........................ EL-3109
HSEAT - Wiring diagram ....................... EL-3118
Harness layout ....................................... EL-3166
Hazard warning lamp ............................ EL-3047
Headlamp aiming control ....................... EL-3037
Headlamp removal and installation ....... BT-3002
Headlamp washer .................................. EL-3108
Headlamp .............................................. EL-3023
Heat up switch ............................ EC-3638, 3639
Heated oxygen sensor (HO2S)
(front) ........ EC-3202, 3213, 3196, 3310, 3317
Heated oxygen sensor (HO2S) heater
(front) ................................................. EC-3133
Heated oxygen sensor (HO2S) heater
(rear) .................................................. EC-3138
Heated oxygen sensor
(rear) ................... EC-3220, 3227, 3324, 3334
Heated seat ........................................... EL-3118
Hood ...................................................... BT-3002
Horn ....................................................... EL-3109
How to erase DTC for OBD
system ........................... EC-3060, 3428, 3429
I
IACV-AAC valve .................................... EC-3295
IACV-FICD solenoid valve .................... EC-3389
IATS - Wiring diagram ...... EC-3162, 3505, 3506
ILL - Wiring diagram .............................. EL-3050
INJECT - Wiring diagram ...................... EC-3370
INT/L - Wiring diagram .......................... EL-3055
Idle air control (IAC) system ................. EC-3295
Idle air control valve (IACV) .................. EC-3295
Idle mixture ratio ................................... EC-3035
Idle speed ......................... EC-3035, 3444, 3445
Ignition control system .......................... EC-3361
Ignition timing ........................................ EC-3035
Illumination ............................................. EL-3050
ALPHABETICAL INDEX
IDX-3003

Injection nozzle ........................... EC-3415, 3416
Injector removal and installation ........... EC-3034
Intake air temperature
sensor ................. EC-3160, 3193, 3503, 3504
Intake manifold ..................................... EM-3008
Interior lamp ........................................... EL-3054
K
KS - Wiring diagram ............................. EC-3261
Keyless entry system - See Multi-re-
mote control system .......................... EL-3136
Knock sensor (KS) ...................... EC-3260, 3261
L
License lampEL148Parking lamp .......... EL-3039
Liquid gasket application ...................... EM-3003
Location of electrical units ..................... EL-3163
Lubricants ............................................. MA-3008
Lubrication circuit (engine) .................... LC-3003
M
M/T removal and installation ................ MT-3002
MAFS - Wiring diagram .............. EC-3146, 3154
MAIN - Wiring diagram ..... EC-3124, 3470, 3471
METER - Wiring diagram ...................... EL-3062
MIL & Data link connectors circuit ........ EC-3396
MIL/DL - Wiring diagram .. EC-3396, 3646, 3647
MIRROR - Wiring diagram .................... EL-3116
MULTI - Wiring diagram ........................ EL-3137
Main gear (Transfer) .............................. TF-3004
Mainshaft (Transfer) .............................. TF-3004
Maintenance (engine) ................. MA-3010, 3011
Malfunction indicator lamp
(MIL) ........................................ EC-3429, 3430
Manifold tightening torque (intake &
exhaust) ............................................ MA-3011
Mass air flow sensor
(MAFS) .................... DT-3143, EC-3143, 3151
Meter ...................................................... EL-3056
Misfire .................................................... EC-3251
Model variation ....................................... GI-3004
Mud guard - See Exterior ...................... BT-3006
Multi-remote control system .................. EL-3136
Multiport fuel injection (MFI) system ..... EC-3024
N
NATS (Nissan Anti-theft System) .......... EL-3143
NATS - Wiring diagram ......................... EL-3146
Neutral position switch .......................... EC-3355
O
Oil change (capacity) ............................ MA-3008
Oil cooler (engine) ................................. LC-3006
Oil pan (engine) .................................... EM-3015
Oil pressure (engine) ............................. LC-3004
Oil pump (engine) .................................. LC-3004
Oil pump regulator valve (engine) ......... LC-3005
On board diagnostic
system ........................... EC-3049, 3428, 3429
P
P/ANT - Wiring diagram ........................ EL-3115
PCV (positive crankcase
ventilation) ..................... EC-3032, 3414, 3415
PCV filter replacement ......................... MA-3010
PGC/V - Wiring diagram ....................... EC-3286
PNP/SW - Wiring diagram .................... EC-3358
POWER - Wiring diagram ..................... EL-3006
PST/SW - Wiring diagram .................... EC-3386
Park/Neutral position
switch ............................ EC-3355, 3633, 3634
Parking lamp .......................................... EL-3039
Piston assembly ................................... EM-3081
Piston pin inspection ............................ EM-3071
Piston ring inspection ........................... EM-3071
Piston to bore clearance ...................... EM-3073
Power door mirror .................................. EL-3116
Power steering oil pressure switch ....... EC-3385
Power supply routing ............................. EL-3005
Power transistor & ignition coil ............. EC-3361
Power window ....................................... EL-3120
Priming pump .............................. EC-3444, 3445
Q
Quick-glow system ...................... EC-3621, 3622
R
R/FOG - Wiring diagram ....................... EL-3045
ROOM/L - Wiring diagram ..................... EL-3054
Radiator fan - See Cooling fan ............. LC-3016
Radiator ................................................. LC-3015
Rear case (Transfer) ............................. TF-3003
Rear fog lamp ........................................ EL-3045
Rear window defogger .......................... EL-3112
Refrigerant connection precaution ........ HA-3002
Refrigerant lines .................................... HA-3030
Road wheel size ..................................... GI-3007
Room lamp ............................................ EL-3054
ALPHABETICAL INDEX
IDX-3004

S
S/SIG - Wiring diagram ......................... EC-3375
SMJ (super multiple junction) ................ EL-3198
SRS - See Supplemental Restraint
System .............................................. RS-3003
START - Wiring diagram ....................... EL-3014
STOP/L - Wiring diagram ...................... EL-3043
Seat belt pre-tensioner disposal ........... RS-3011
Seat belt pre-tensioner ......................... RS-3003
Self-diagnostic results ................. EC-3429, 3430
Shift control (Transfer) ........................... TF-3005
Side air bag ........................................... RS-3003
Spiral cable ........................................... RS-3006
Spot lamp .............................................. EL-3055
Start signal ............................................ EC-3374
Starter .................................................... EL-3017
Starting system ...................................... EL-3014
Stop lamp .............................................. EL-3043
Supplemental Restraint System ........... RS-3003
Supplemental restraint system - Wiring
diagram ............................................. RS-3018
Symptom matrix chart ...... EC-3102, 3450, 3451
System readiness test (SRT) code ....... EC-3051
T
TAIL/L - Wiring diagram ........................ EL-3039
THEFT - Wiring diagram ....................... EL-3142
TP/SW - Wiring diagram ....................... EC-3303
TPS - Wiring diagram ................. EC-3174, 3185
TURN - Wiring diagram ......................... EL-3047
Tail lamp ................................................ EL-3039
Theft warning system ............................ EL-3142
Thermostat ............................................ LC-3014
Three way catalyst ................................ EC-3278Throttle bodies ...................................... EM-3008
Throttle chambers ................................. EM-3008
Throttle position sensor (TPS) .... EC-3170, 3182
Throttle position sensor adjustment ...... EC-3086
Throttle position switch ......................... EC-3301
Timing chain ......................................... EM-3021
Tire size .................................................. GI-3007
Turn signal lamp .................................... EL-3047
Two trip detection logic ......................... EC-3049
V
VSS - Wiring diagram ........................... EC-3292
Vacuum hose drawing (Engine
control) .............................................. EC-3022
Valve clearance .................................... EM-3060
Valve guide ........................................... EM-3052
Valve seat ............................................. EM-3053
Valve spring .......................................... EM-3055
Vehicle identification number ................. GI-3005
Vehicle speed sensor
(VSS) ............................ EC-3290, 3484, 3485
W
WARN - Wiring diagram ........................ EL-3083
WINDOW - Wiring diagram ................... EL-3123
Warning lamps ....................................... EL-3081
Water pump ........................................... LC-3012
Wheel size .............................................. GI-3007
Wide open & closed throttle position
switch ...................................... EC-3170, 3182
Wiring diagram (cell code) list ............... EL-3196
Wrist pin - See Piston pin inspection ... EM-3071
ALPHABETICAL INDEX
IDX-3005

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