2002 NISSAN TERRANO Service Repair Manual

ELECTRICAL SYSTEM
SECTION
EL
When you read wiring diagrams:
IRead GI section, ªHOW TO READ WIRING DIAGRAMSº.
CONTENTS
HARNESS CONNECTOR................................................3
Description ...................................................................3
STANDARDIZED RELAYS..............................................4
Description ...................................................................4
POWER SUPPLY ROUTING...........................................6
Schematic ....................................................................6
Wiring Diagram - POWER - ........................................8
Fuse ...........................................................................17
Fusible Link................................................................17
Circuit Breaker Inspection .........................................17
GROUND DISTRIBUTION.............................................18
COMBINATION SWITCH...............................................23
Check .........................................................................23
Replacement ..............................................................24
STEERING SWITCH......................................................25
Check .........................................................................25
HEADLAMP - Without Daytime Light System -.........26
Wiring Diagram - H/LAMP -.......................................26
HEADLAMP - Daytime Light System -.......................29
Operation ...................................................................29
Schematic ..................................................................30
Wiring Diagram - DTRL - ...........................................31
HEADLAMP - Headlamp Aiming Control -.................37
Description .................................................................37
Replacing Headlamp Aiming Actuator .......................38
Wiring Diagram - H/AIM - ..........................................39
Trouble Diagnoses.....................................................42
HEADLAMP...................................................................43
Bulb Replacement .....................................................43
Aiming Adjustment .....................................................43
EXTERIOR LAMP..........................................................45
Wiring Diagram - TAIL/L - ..........................................45
Wiring Diagram - STOP/L - .......................................48
Wiring Diagram - BACK/L - .......................................49
Wiring Diagram - F/FOG - .........................................51
Front Fog Lamp Aiming Adjustment ..........................53
Wiring Diagram - R/FOG -.........................................54
Schematic ..................................................................55Wiring Diagram - TURN - ..........................................56
Bulb Specifications ....................................................60
INTERIOR LAMP...........................................................61
Schematic ..................................................................61
Wiring Diagram - ILL - ...............................................62
Wiring Diagram - INT/L - ...........................................66
METER AND GAUGES.................................................70
Combination Meter ....................................................70
Schematic ..................................................................71
Wiring Diagram - METER - .......................................72
Combination Meter Self-Diagnosis ............................76
Components Inspection .............................................78
Trouble Diagnoses.....................................................79
Fuel Tank Gauge Unit Check ....................................80
Thermal Transmitter Check .......................................80
Oil Pressure Switch Check ........................................80
WARNING LAMPS AND CHIME...................................81
Schematic ..................................................................81
Wiring Diagram - WARN - .........................................82
Diode Check ..............................................................92
Wiring Diagram - CHIME - ........................................93
WIPER AND WASHER..................................................94
Wiring Diagram - WIPER - ........................................94
Wiring Diagram - WIP/R -..........................................96
Installation ..................................................................98
Washer Nozzle Adjustment .......................................99
Check Valve ...............................................................99
Wiring Diagram - HLC - ...........................................100
HORN, CIGARETTE LIGHTER AND CLOCK............104
Wiring Diagram - HORN - .......................................104
Wiring Diagram - CIGAR -.......................................105
Wiring Diagram - CLOCK -......................................106
REAR WINDOW DEFOGGER AND DOOR
MIRROR DEFOGGER.................................................107
Wiring Diagram - DEF - ...........................................107
Filament Check ........................................................109
Filament Repair ....................................................... 110
AUDIO.......................................................................... 111

System Description .................................................. 111
Schematic ................................................................ 113
Wiring Diagram - AUDIO - ....................................... 115
Wiring Diagram - REMOTE -...................................122
Trouble Diagnoses...................................................124
Inspection.................................................................126
Location of Roof Mounted Antenna .........................127
HEATED SEAT............................................................128
Wiring Diagram - HSEAT - ......................................128
SUNROOF....................................................................130
Wiring Diagram - SROOF - .....................................130
DOOR MIRROR...........................................................131
Wiring Diagram - MIRROR - ...................................131
POWER WINDOW.......................................................133
Schematic ................................................................133
Wiring Diagram - WINDOW - ..................................134
POWER DOOR LOCK.................................................137
Power Door Lock .....................................................137
Schematic ................................................................138
Wiring Diagram - D/LOCK -.....................................140
POWER DOOR LOCK - SUPER LOCK -...................145
Component Parts Location ......................................145
System Description ..................................................146
Schematic ................................................................148
Wiring Diagram - S/LOCK - .....................................150
Trouble Diagnoses...................................................158
MULTI-REMOTE CONTROL SYSTEM.......................168
Schematic ................................................................168
Wiring Diagram - MULTI - .......................................169
Trouble Diagnoses...................................................177
ID Code Entry Procedure ........................................179
TIME CONTROL UNIT (TCU).....................................180
System Description ..................................................180Trouble Diagnosis ....................................................182
Schematic ................................................................184
NATS (Nissan Anti-Theft System).............................186
System Description ..................................................186
System Composition ................................................187
Component Parts Location ......................................188
Wiring Diagram - NATS -.........................................189
CONSULT-II .............................................................193
Trouble Diagnoses...................................................195
How to Replace NATS IMMU ..................................208
THEFT WARNING SYSTEM.......................................209
Components Parts and Harness Connector
Location ...................................................................209
System Description ..................................................210
Theft Warning System/Schematic ...........................213
Wiring Diagram - THEFT -.......................................214
Trouble Diagnoses...................................................230
LOCATION OF ELECTRICAL UNITS.........................241
Engine Compartment ...............................................241
Passenger Compartment/LHD Models ....................242
Passenger Compartment/RHD Models ...................244
HARNESS LAYOUT....................................................247
Outline......................................................................247
Main Harness...........................................................248
EFC Harness ...........................................................264
Engine Harness .......................................................276
Body Harness ..........................................................278
Chassis Harness......................................................286
Room Lamp Harness...............................................287
Tailgate Harness ......................................................288
Door Harness (LH side)...........................................289
Door Harness (RH side) ..........................................290
WIRING DIAGRAM CODES (CELL CODES).............291
WIRING DIAGRAM REFERENCE CHART
ENGINE CONTROL SYSTEM, IGNITION SYSTEM ................................................................................................EC SECTION
RESTRAINT SYSTEM (AIR BAG) ...........................................................................................................................RS SECTION
HEATER AND AIR CONDITIONER ..........................................................................................................................HA SECTION
CONTENTS(Cont'd)
EL-2

Description
HARNESS CONNECTOR
IAll harness connectors have been modified to prevent accidental looseness or disconnection.
IThe connectors can be disconnected by pushing or lifting the locking section.
CAUTION:
Do not pull the harness when disconnecting the connector.
[Example]
SEL769D
HARNESS CONNECTOR
EL-3

Description
NORMAL OPEN, NORMAL CLOSED AND MIXED TYPE RELAYS
Relays can mainly be divided into three types: normal open, normal closed and mixed type relays.
TYPE OF STANDARDIZED RELAYS
1M .......... 1 Make 2M .......... 2 Make
1T .......... 1 Transfer 1M×1B .......... 1 Make 1 Break
SEL881H
SEL882H
STANDARDIZED RELAYS
EL-4

MEL202B
STANDARDIZED RELAYS
Description (Cont'd)
EL-5

Schematic
YEL199D
POWER SUPPLY ROUTING
EL-6

YEL200D
POWER SUPPLY ROUTING
Schematic (Cont'd)
EL-7

Wiring Diagram Ð POWER Ð
YEL201D
POWER SUPPLY ROUTING
EL-8