Back NISSAN PATROL 2002 Electronic Repair Manual

ELECTRICAL SYSTEM
SECTION
EL
When you read wiring diagrams:
+Read GI section, ªHOW TO READ WIRING DIAGRAMSº.
When you perform trouble diagnoses, read GI section, ªHOW TO FOLLOW FLOW
CHART IN TROUBLE DIAGNOSESº and ªHOW TO PERFORM EFFICIENT DIAGNOSIS
FOR AN ELECTRICAL INCIDENTº.
+Check for any service bulletins before servicing the vehicle.
MODIFICATION NOTICE:
+Combination meter has been changed.
+Wiring Diagram has been changed.
CONTENTS
PRECAUTIONS AND PREPARATION............... 3004
Supplemental Restraint System (SRS) ªAIR
BAGº and ªSEAT BELT PRE-TENSIONERº ... 3004
Precautions for Trouble Diagnoses ................. 3004
Precautions for Harness Repair ...................... 3004
POWER SUPPLY ROUTING............................... 3006
Schematic ........................................................ 3006
Wiring Diagram Ð POWER Ð ........................ 3007
GROUND DISTRIBUTION................................... 3017
Engine Room Harness/LHD Models................ 3017
Engine Room Harness/RHD Models ............... 3019
Main Harness/LHD Models .............................. 3021
Main Harness/RHD Models ............................. 3024
Body Harness/LHD Models ............................. 3027
Body Harness/RHD Models ............................. 3029
Body No. 2 Harness/LHD Models ................... 3030
Body No. 2 Harness/RHD Models ................... 3031
Back Door and Rear Window Defogger
Harness/LHD Models ....................................... 3032
Back Door and Rear Window Defogger
Harness/RHD Models ...................................... 3033
COMBINATION SWITCH.................................... 3034
Check ............................................................... 3034
STEERING SWITCH............................................ 3036
Check ............................................................... 3036
BATTERY............................................................. 3037
Service Data and Specifications (SDS) ........... 3037
STARTING SYSTEM........................................... 3038Service Data and Specifications (SDS) ........... 3038
CHARGING SYSTEM.......................................... 3039
Wiring Diagram Ð CHARGE Ð ...................... 3039
Service Data and Specifications (SDS) ........... 3040
HEADLAMP Ð Conventional Type Ð.............. 3041
Wiring Diagram Ð H/LAMP Ð ........................ 3041
HEADLAMP Ð Headlamp Aiming Control Ð.. 3042
Wiring Diagram Ð H/AIM Ð ........................... 3042
HEADLAMP Ð Daytime Light System Ð........ 3044
Wiring Diagram Ð DTRL Ð ............................ 3044
PARKING, LICENSE AND TAIL LAMPS........... 3046
Wiring Diagram Ð TAIL/L Ð/Type A .............. 3046
Wiring Diagram Ð TAIL/L Ð/Type B .............. 3048
Wiring Diagram Ð TAIL/L Ð/Type C .............. 3050
FRONT FOG LAMP............................................. 3052
Wiring Diagram Ð F/FOG Ð/For Israel .......... 3052
Wiring Diagram Ð F/FOG Ð/RHD Models
for Europe ........................................................ 3053
Wiring Diagram Ð F/FOG Ð/LHD Models
for Europe ........................................................ 3054
REAR FOG LAMP............................................... 3055
Wiring Diagram Ð R/FOG Ð/For Europe ....... 3055
TURN SIGNAL AND HAZARD WARNING
LAMPS................................................................. 3058
Wiring Diagram Ð TURN Ð/Type A ............... 3058
Wiring Diagram Ð TURN Ð/Type C............... 3060
ILLUMINATION.................................................... 3062
Schematic ........................................................ 3062

EL

Chassis Harness .............................................. 3208
Back Door Harness and Rear Window
Defogger Harness ............................................ 3209
WIRING DIAGRAM CODES (CELL CODES) ..... 3210
Wiring Diagram Codes (Cell Codes) ............... 3210
EL-3003

Back Door and Rear Window Defogger Harness/
LHD Models
CEL296M
GROUND DISTRIBUTION
EL-3032

Back Door and Rear Window Defogger Harness/
RHD Models
CEL445M
GROUND DISTRIBUTION
EL-3033

Back Door Harness and Rear Window Defogger
Harness
CEL420M
HARNESS LAYOUT
EL-3209

Wiring Diagram Codes (Cell Codes)
Use the chart below to find out what each wiring diagram code
stands for.
Refer to the wiring diagram code in the alphabetical index to find
the location (Page number) of each wiring diagram.
Code Section Wiring Diagram Name
A/C, A HA Auto Air Conditioner
A/C, M HA Manual Air Conditioner
A/T AT A/T
ABS BR Anti-lock Brake System
APPS1 EC Accelerator Pedal Position Sensor
APPS2 EC Accelerator Pedal Position Sensor
APPS3 EC Accelerator Pedal Position Sensor
APS EC Accelerator Position Sensor
ASCD EL Automatic Speed Control Device
AT/IND EL A/T Indicator Lamp
AUDIO EL Audio
BACK/L EL Back-up Lamp
BRK/SW EC Brake Switch Signal
CAN AT CAN Communication Line
CAN EC CAN Communication Line
CAN EL CAN Communication Line
CD/CHG EL CD Auto Changer
CHARGE EL Charging System
CHIME EL Warning Chime
CIGAR EL Cigarette Lighter
CKPS EC Crankshaft Position Sensor
CLOCK EL Clock
CMPS EC Camshaft Position Sensor
COMPAS EL Compass and Thermometer
COOL/F EC Cooling Fan Control
D/C AT Direct Clutch Solenoid Valve
D/CF AT Direct Clutch Solenoid Valve
D/LOCK EL Power Door Lock
DEF EL Rear Window Defogger
DEICER EL Wiper Deicer
DIFF/L PD Differential Lock
DLC EC Data Link Connector
DTRL EL Headlamp Ð Daytime Light System
E/BRE AT A/T 1st Engine Braking
ECMRLY EC ECM Relay
ECTS EC Engine Coolant Temperature Sensor
EGRC/V ECEGRC-Solenoid Valve and Throttle
Control Solenoid ValveCode Section Wiring Diagram Name
EGVC/V EC EGR Volume Control Valve
ETC1 EC Throttle Control Motor
ETC2 EC Throttle Control Motor
ETC3 EC Throttle Control Motor
F/FOG EL Front Fog Lamp
F/PUMP EC Fuel Pump
FCUT EC Fuel Cut System
FICD EC IACV-FICD Solenoid Valve
FPSW1 AT ATF Pressure Switch 1
FPSW3 AT ATF Pressure Switch 3
FPSW5 AT ATF Pressure Switch 5
FPSW6 AT ATF Pressure Switch 6
FR/B AT Front Brake Solenoid Valve
FR/BF AT Front Brake Solenoid Valve
FTS ATA/T Fluid Temperature Sensor Cir-
cuit
FUELB1 ECFuel Injection System Function
(Bank 1)
FUELB2 ECFuel Injection System Function
(Bank 2)
GLOW EC Quick Glow System
H/AIM EL Headlamp Aiming Control System
H/LAMP EL Headlamp
HLC EL Headlamp Washer
HLR/C ATHigh and Low Reverse Clutch Sole-
noid Valve
HLR/CF ATHigh and Low Reverse Clutch Sole-
noid Valve
I/C AT Input Clutch Solenoid Valve
I/CF AT Input Clutch Solenoid Valve
I/LOCK AT A/T Interlock
IATS EC Intake Air Temperature Sensor
IGNSYS EC Ignition Signal
ILL EL Illumination
INJECT EC Injector
INJPMP ECElectronic Control Fuel Injection
Pump
INT/V ECIntake Air Control Valve Control
Solenoid Valve
WIRING DIAGRAM CODES (CELL CODES)
EL-3210

Code Section Wiring Diagram Name
IVC ECIntake Valve Timing Control Solenoid
Valve
KS EC Knock Sensor
LC/B AT Low Coast Brake Solenoid Valve
LC/BF AT Low Coast Brake Solenoid Valve
LOAD EC Electrical Load Signal
LPSV AT Line Pressure Solenoid Valve
MAFS EC Mass Air Flow Sensor
MAIN ECMain Power Supply and Ground Cir-
cuit
METER EL Meter and Gauges
MIL EC Mulfunction Indicator Lamp
MMSW AT Manual Mode Switch
MULTI EL Multi-remote Control System
NATS EL Nissan Anti-Theft System
NLS EC Needle Lift Sensor
NONDTC AT Non-detective Items
O2H1B1 ECHeated Oxygen Sensor 1 Heater
(B1) (Front)
O2H1B2 ECHeated Oxygen Sensor 1 Heater
(B2) (Front)
O2H2B1 ECHeated Oxygen Sensor 2 Heater
(B1) (Rear)
O2H2B2 ECHeated Oxygen Sensor 2 Heater
(B2) (Rear)
O2S1B1 ECHeated Oxygen Sensor 1 (B1)
(Front)
O2S1B2 ECHeated Oxygen Sensor 1 (B2)
(Front)
O2S2B1 ECHeated Oxygen Sensor 2 (B1)
(Rear)
O2S2B2 ECHeated Oxygen Sensor 2 (B2)
(Rear)
OILP/W ECEngine Oil Pressure Warning Sys-
tem
PGC/V ECEVAP Canister Purge Volume Con-
trol Solenoid Valve
PNP/SW AT Park/Neutral Position Switch
PNP/SW EC Park/Neutral Position Switch
POWER ATTransmission Control Module (Power
Supply)
POWER EC ECM Power Supply For Back-up
POWER EL Power Supply Routing
PS/SEN EC Power Steering Pressure Sensor
R/COOL HA Rear Cooler System
R/FOG EL Rear Fog LampCode Section Wiring Diagram Name
ROOM/L EL Interior Room Lamp
RP/SEN EC Refrigerant Pressure Sensor
S/LOCK EL Power Door Lock - Super Lock -
S/SIG EC Start Signal
S/TANK FE Sub Fuel Tank Control System
SEN/PW EC Sensor Power Supply
SHIFT AT A/T Shift Lock System
SRS RS Supplemental Restraint System
STAB RA Stabilizer Release Device
START EL Starting System
STSIG AT Start Signal Circuit
TAIL/L EL Parking, License and Tail Lamps
TCCSIG AT A/T TCC Signal (Lock Up)
TCV ATTorque Converter Clutch Solenoid
Valve
TCV EC Injection Timing Control Valve
THEFT EL Theft Warning System
TPS1 EC Throttle Position Sensor
TPS2 EC Throttle Position Sensor
TPS3 EC Throttle Position Sensor
TRQ/SG EC Engine Torque Control Signal
TRSA/T AT Turbine Revolution Sensor
TURN ELTurn Signal and Hazard Warning
Lamps
VIAS/V ECVariable Induction Air Control Sys-
tem
VSS EC Vehicle Speed Sensor
VSSA/T AT Vehicle Speed Sensor A/T
WARN EL Warning Lamps
WIPER EL Front Wiper and Washer
WIRING DIAGRAM CODES (CELL CODES)
Wiring Diagram Codes (Cell Codes) (Cont'd)
EL-3211

AUTO AMP. INSPECTION TABLE
TERMINAL
No.
(Wire color)ITEM CONDITIONVOLTAGE
V
1 (RY) Power supply for IGN
Ð Approximately 12
2 (Y) Power supply for BAT
Ð Approximately 12
3 (B) Ground
ÐÐ
4 (Y)*2
(LG)*4Compressor ON signal
CompressorON Approximately 0
OFF Approximately 12
5 (L) LAN signal
Ð Approximately 5.5
8 (GY/R) In-vehicle sensor Ð Ð
9 (PU) Ambient sensor Ð Ð
10 (R) Sunload sensor Ð Ð
11 (B) Ground
ÐÐ
12 (L/B) Power supply for illumination Illumination switch ON Approximately 12
13 (OR/B) Intake door position switchRECIRCULATION Approximately 0
FRESH or 20% FRESH Approximately 12
14 (P) Intake door position switchFRESH Approximately 0
RECIRCULATION or 20% FRESH Approximately 12
15 (G/Y)Power supply for mode and air mix
door motorÐ Approximately 12
17 (GY/L) Fan control amp. control signal
Fan speedLow, middle low or middle high Approximately 2.5 - 3.0
High Approximately9-10
18 (L/W) Blower motor feed back Low Approximately7-10
19*1 (Y/L) Fan ON signal Blower fanON Approximately 0
OFF Approximately 5
20 (L/R) Power supply for blower motor Ð Approximately 12
21 (Y/R) Thermal transmitter Ð Ð
23 (OR) Intake door position switch
20% FRESH Approximately 0
RECIRCULATION or FRESH Approximately 12
24 (G/Y) Sensor ground Ð Ð
25 (G/W) Intake sensor Ð Ð
27*2 (Y/B) FICD ON signal
Compressor
ONAmbient temperature 20.5ÉC or
lessApproximately 0
Ambient temperature 23.5ÉC or
moreApproximately 12
28 (LG/B) Rear cooler relayRear cooler ON Approximately 0
Rear cooler OFF Approximately 12
35 (Y/L)*5
(OR/L)*6Rear cooler switchRear cooler switch ON Approximately 0
Rear cooler switch OFF Approximately 12
36*3 (Y) Front solenoid valve relayCool box switch ON Approximately 0
Cool box switch OFF Approximately 12
*1: A/T models
*2: Except for Europe
*3: For the Middle East with cool box
*4: Except for the Middle East
*5: With rear cooler front switch and without cool box
*6: Without rear cooler front switch
TROUBLE DIAGNOSISAUTO
Auto Amp. Terminals and Reference Value
(Cont'd)
HA-3007