Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Infiniti G20 P11 1999-2002 Approved G20-P11-2002 el
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ELECTRICAL SYSTEM GI
SECTION EL MA
EM
LC
EC
CONTENTS FE
PRECAUTIONS ...............................................................4 System Description....................................................53
CL
Supplemental Restraint System (SRS) AIR Schematic ..................................................................54
BAG and SEAT BELT PRE-TENSIONER...............4 Wiring Diagram - TAIL/L -..........................................55 MT
Wiring Diagrams and Trouble Diagnosis.....................4 Trouble Diagnoses.....................................................58
HARNESS CONNECTOR................................................5 STOP LAMP ..................................................................59
Description ...................................................................5 Wiring Diagram - STOP/L - .......................................59 AT
STANDARDIZED RELAY................................................7 BACK-UP LAMP............................................................60
Description ...................................................................7 Wiring Diagram - BACK/L - .......................................60
POWER SUPPLY ROUTING...........................................9 FRONT FOG LAMP.......................................................61
AX
Schematic ....................................................................9 System Description....................................................61
Wiring Diagram - POWER - ......................................10 Wiring Diagram - F/FOG - .........................................63 SU
Inspection...................................................................17 Aiming Adjustment .....................................................65
GROUND........................................................................18 TURN SIGNAL AND HAZARD WARNING LAMPS .....66
Ground Distribution....................................................18 System Description....................................................66 BR
COMBINATION SWITCH ..............................................26 Wiring Diagram - TURN - ..........................................68
Check.........................................................................26 Trouble Diagnoses.....................................................70
Replacement..............................................................27 Electrical Components Inspection .............................70 ST
STEERING SWITCH......................................................28 ILLUMINATION..............................................................71
Check.........................................................................28 System Description....................................................71
RS
HEADLAMP (FOR USA) ...............................................29 Schematic ..................................................................73
Component Parts and Harness Connector Wiring Diagram - ILL - ...............................................74
Location .....................................................................29 INTERIOR ROOM LAMP...............................................78 BT
System Description....................................................29 System Description....................................................78
Schematic ..................................................................32 Wiring Diagram - ROOM/L - ......................................80
Wiring Diagram - H/LAMP -.......................................33 VANITY MIRROR AND TRUNK ROOM LAMPS ..........82 HA
Trouble Diagnoses.....................................................36 System Description....................................................82
Bulb Replacement .....................................................39 Wiring Diagram - INT/L - ...........................................83
Aiming Adjustment .....................................................39 METERS AND GAUGES...............................................84
SC
HEADLAMP (FOR CANADA) - DAYTIME LIGHT Component Parts and Harness Connector
SYSTEM - ......................................................................41 Location .....................................................................84
Component Parts and Harness Connector System Description....................................................84
Location .....................................................................41 Combination Meter ....................................................86
System Description....................................................41 Schematic ..................................................................88 IDX
Schematic ..................................................................44 Wiring Diagram - METER - .......................................89
Wiring Diagram - DTRL -...........................................45 Meter/Gauge Operation and Odo/Trip Meter
Trouble Diagnoses.....................................................49 Segment Check in Diagnosis Mode ..........................90
Bulb Replacement .....................................................52 Trouble Diagnoses.....................................................91
Aiming Adjustment .....................................................52 Electrical Components Inspection .............................97
PARKING, LICENSE AND TAIL LAMPS .....................53 WARNING LAMPS ........................................................98
CONTENTS (Cont'd)
Schematic ..................................................................98 AUTOMATIC SPEED CONTROL DEVICE (ASCD) ...146
Wiring Diagram - WARN - .........................................99 Component Parts and Harness Connector
Electrical Components Inspection ...........................103 Location ...................................................................146
A/T INDICATOR...........................................................104 System Description..................................................147
Wiring Diagram - AT/IND -.......................................104 Schematic ................................................................149
WARNING CHIME .......................................................105 Wiring Diagram - ASCD - ........................................150
Component Parts and Harness Connector Fail-safe System ......................................................154
Location ...................................................................105 Trouble Diagnoses...................................................155
System Description..................................................105 Electrical Component Inspection .............................164
Wiring Diagram - CHIME - ......................................107 ASCD Wire Adjustment ...........................................165
Trouble Diagnoses...................................................109 POWER WINDOW .......................................................166
FRONT WIPER AND WASHER ..................................114 System Description..................................................166
System Description..................................................114 Schematic ................................................................168
Wiring Diagram - WIPER - ......................................116 Wiring Diagram - WINDOW - ..................................169
Removal and Installation .........................................117 Trouble Diagnoses...................................................173
Washer Nozzle Adjustment .....................................118 POWER DOOR LOCK.................................................176
Washer Tube Layout ...............................................118 Component Parts and Harness Connector
HORN ...........................................................................119 Location ...................................................................176
Wiring Diagram - HORN - .......................................119 System Description..................................................176
CIGARETTE LIGHTER................................................120 Schematic ................................................................177
Wiring Diagram - CIGAR -.......................................120 Wiring Diagram - D/LOCK -.....................................178
REAR WINDOW DEFOGGER.....................................121 Trouble Diagnoses...................................................181
Component Parts and Harness Connector MULTI-REMOTE CONTROL SYSTEM .......................190
Location ...................................................................121 Component Parts and Harness Connector
System Description..................................................121 Location ...................................................................190
Wiring Diagram - DEF -...........................................123 System Description..................................................190
Trouble Diagnoses...................................................125 Schematic ................................................................193
Electrical Components Inspection ...........................127 Wiring Diagram - MULTI - .......................................194
Filament Check........................................................127 Trouble Diagnoses...................................................197
Filament Repair .......................................................128 ID Code Entry Procedure ........................................209
AUDIO ..........................................................................130 Remote Controller Battery Replacement.................213
System Description..................................................130 VEHICLE SECURITY (THEFT WARNING)
Wiring Diagram - AUDIO -.......................................131 SYSTEM.......................................................................214
Trouble Diagnoses...................................................133 Component Parts and Harness Connector
Inspection.................................................................134 Location ...................................................................214
AUDIO ANTENNA .......................................................135 System Description..................................................215
System Description..................................................135 Schematic ................................................................218
Wiring Diagram - P/ANT - .......................................136 Wiring Diagram - VEHSEC - ...................................219
Trouble Diagnoses...................................................137 Trouble Diagnoses...................................................223
Location of Antenna.................................................137 SMART ENTRANCE CONTROL UNIT .......................242
Antenna Rod Replacement .....................................138 Description ...............................................................242
TRUNK LID AND FUEL FILLER LID OPENER .........139 Schematic ................................................................244
Wiring Diagram - TLID - ..........................................139 Smart Entrance Control Unit Inspection Table ........246
POWER SUNROOF.....................................................140 IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM -
System Description..................................................140 NATS)...........................................................................247
Wiring Diagram - SROOF - .....................................141 Component Parts and Harness Connetor
DOOR MIRROR ...........................................................143 Location ...................................................................247
Wiring Diagram - MIRROR - ...................................143 System Description..................................................248
POWER SEAT .............................................................144 System Composition................................................248
Wiring Diagram - SEAT - .........................................144 Wiring Diagram - NATS -.........................................249
HEATED SEAT ............................................................145 CONSULT-II .............................................................250
Wiring Diagram - HSEAT - ......................................145 Trouble Diagnoses...................................................253
EL-2
CONTENTS (Cont'd)
How to Replace IVIS (NATS) IMMU .......................266 Body Harness ..........................................................282 GI
INTEGRATED HOMELINK TRANSMITTER ...............267 Body No. 2 Harness ................................................283
Wiring Diagram - TRNSMT - ...................................267 Tail & Tail No. 2 Harness.........................................284
Trouble Diagnoses...................................................268 Engine Harness .......................................................285 MA
ELECTRICAL UNITS LOCATION...............................270 Room Lamp Harness...............................................286
Engine Compartment...............................................270 Air Bag Harness ......................................................287
Passenger Compartment.........................................272 Front Door Harness .................................................288
EM
HARNESS LAYOUT ....................................................274 Rear Door Harness..................................................289
How to Read Harness Layout .................................274 BULB SPECIFICATIONS ............................................290 LC
Outline......................................................................275 Headlamp.................................................................290
Main Harness...........................................................276 Exterior Lamp ..........................................................290
Engine Room Harness ............................................278 Interior Lamp............................................................290 EC
Engine Control Harness ..........................................281 WIRING DIAGRAM CODES (CELL CODES).............291
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EL-3
PRECAUTIONS
Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
Supplemental Restraint System (SRS) "AIR
BAG" and "SEAT BELT PRE-TENSIONER" NCEL0001
The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT PRE-TENSIONER" used along with
a seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain types of
collision. The SRS system composition which is available to INFINITI G20 is as follows:
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