Nissan 350Z Workshop Manual 2003 (31) PDF

PG-1
POWER SUPPLY, GROUND & CIRCUIT ELEMENTS
K ELECTRICAL
CONTENTS
C
D
E
F
G
H
I
J
L
M
SECTION
A
B
PG
POWER SUPPLY, GROUND & CIRCUIT ELEMENTS
PRECAUTIONS .......................................................... 3
Precautions for Battery Service ................................ 3
POWER SUPPLY ROUTING CIRCUIT ...................... 4
Schematic ................................................................ 4
Wiring Diagram ? POWER ? ................................. 5
BATTERY POWER SUPPLY ? IGNITION SW.
IN ANY POSITION ................................................ 5
ACCESSORY POWER SUPPLY ? IGNITION
SW. IN ?ACC? OR ?ON? ....................................... 10
IGNITION POWER SUPPLY ? IGNITION SW.
IN ?ON? AND/OR ?START? ...................................11
Fuse ....................................................................... 16
Fusible Link ............................................................ 16
Circuit Breaker ....................................................... 16
IPDM E/R (INTELLIGENT POWER DISTRIBUTION
MODULE ENGINE ROOM) ...................................... 17
System Description ................................................ 17
SYSTEMS CONTROLLED BY IPDM E/R ........... 17
CAN COMMUNICATION LINE CONTROL ......... 17
IPDM E/R STATUS CONTROL ........................... 18
CAN Communication System Description .............. 18
CAN Communication Unit ...................................... 18
TYPE 1 ................................................................ 19
TYPE 2/TYPE3 ................................................... 20
TYPE 4/TYPE5 ................................................... 21
TYPE 6/TYPE7 ................................................... 22
Function of Detecting Ignition Relay Malfunction ... 23
Auto Active Test ..................................................... 24
DESCRIPTION .................................................... 24
OPERATION PROCEDURE ............................... 24
INSPECTION IN AUTO ACTIVE TEST MODE ... 24
Schematic .............................................................. 26
IPDM E/R Terminal Arrangement ........................... 27
IPDM E/R Terminal Inspection ............................... 28
IPDM E/R Power/Ground Circuit Inspection .......... 29
Removal and Installation of IPDM E/R ................... 30
REMOVAL ........................................................... 30
INSTALLATION ................................................... 30
GROUND ................................................................... 31
Ground Distribution .................................................31
MAIN HARNESS .................................................31
ENGINE ROOM HARNESS ................................33
ENGINE CONTROL HARNESS ..........................36
BODY HARNESS ................................................ 38
BODY NO.2 HARNESS ......................................40
TAIL HARNESS ...................................................41
BACK DOOR HARNESS ....................................42
HARNESS .................................................................43
Harness Layout ......................................................43
HOW TO READ HARNESS LAYOUT ................. 43
OUTLINE .............................................................44
MAIN HARNESS .................................................45
ENGINE ROOM HARNESS ................................47
ENGINE CONTROL HARNESS ..........................51
BODY HARNESS ................................................ 53
BODY NO.2 HARNESS ......................................55
TAIL HARNESS ...................................................56
ROOM LAMP HARNESS ....................................57
DOOR HARNESS ............................................... 58
Wiring Diagram Codes (Cell Codes) ......................60
ELECTRICAL UNITS LOCATION ............................ 63
Electrical Units Location ......................................... 63
ENGINE COMPARTMENT .................................. 63
PASSENGER COMPARTMENT .........................64
LUGGAGE COMPARTMENT ..............................67
HARNESS CONNECTOR .........................................68
Description ..............................................................68
HARNESS CONNECTOR (TAB-LOCKING
TYPE) ..................................................................68
HARNESS CONNECTOR (SLIDE-LOCKING
TYPE) ..................................................................69
JOINT CONNECTOR (J/C) .......................................70
Terminal Arrangement ............................................70
ELECTRICAL UNITS ................................................71
Terminal Arrangement ............................................71
SMJ (SUPER MULTIPLE JUNCTION) ..................... 73
Terminal Arrangement ............................................73

Nissan 350Z Workshop Manual 2003 (31) Summary of Content

PG-1POWER SUPPLY, GROUND CIRCUIT ELEMENTSK ELECTRICALCONTENTSCDEFGHIJLMSECTION ABPGPOWER SUPPLY, GROUND CIRCUIT ELEMENTSPRECAUTIONS .......................................................... 3Precautions for Battery Service ................................ 3POWER SUPPLY ROUTING CIRCUIT ...................... 4Schematic ................................................................ 4Wiring Diagram POWER ................................. 5BATTERY POWER SUPPLY IGNITION SW. IN ANY POSITION ................................................ 5ACCESSORY POWER SUPPLY IGNITION SW. IN ACC OR ON ....................................... 10IGNITION POWER SUPPLY IGNITION SW. IN ON AND/OR START ...................................11Fuse ....................................................................... 16Fusible Link ............................................................ 16Circuit Breaker ....................................................... 16IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) ...................................... 17System Description ................................................ 17SYSTEMS CONTROLLED BY IPDM E/R ........... 17CAN COMMUNICATION LINE CONTROL ......... 17IPDM E/R STATUS CONTROL ........................... 18CAN Communication System Description .............. 18CAN Communication Unit ...................................... 18TYPE 1 ................................................................ 19TYPE 2/TYPE3 ................................................... 20TYPE 4/TYPE5 ................................................... 21TYPE 6/TYPE7 ................................................... 22Function of Detecting Ignition Relay Malfunction ... 23Auto Active Test ..................................................... 24DESCRIPTION .................................................... 24OPERATION PROCEDURE ............................... 24INSPECTION IN AUTO ACTIVE TEST MODE ... 24Schematic .............................................................. 26IPDM E/R Terminal Arrangement ........................... 27IPDM E/R Terminal Inspection ............................... 28IPDM E/R Power/Ground Circuit Inspection .......... 29Removal and Installation of IPDM E/R ................... 30REMOVAL ........................................................... 30INSTALLATION ................................................... 30GROUND ................................................................... 31Ground Distribution .................................................31MAIN HARNESS .................................................31ENGINE ROOM HARNESS ................................33ENGINE CONTROL HARNESS ..........................36BODY HARNESS ................................................ 38BODY NO.2 HARNESS ......................................40TAIL HARNESS ...................................................41BACK DOOR HARNESS ....................................42HARNESS .................................................................43Harness Layout ......................................................43HOW TO READ HARNESS LAYOUT ................. 43OUTLINE .............................................................44MAIN HARNESS .................................................45ENGINE ROOM HARNESS ................................47ENGINE CONTROL HARNESS ..........................51BODY HARNESS ................................................ 53BODY NO.2 HARNESS ......................................55TAIL HARNESS ...................................................56ROOM LAMP HARNESS ....................................57DOOR HARNESS ............................................... 58Wiring Diagram Codes (Cell Codes) ......................60ELECTRICAL UNITS LOCATION ............................ 63Electrical Units Location ......................................... 63ENGINE COMPARTMENT .................................. 63PASSENGER COMPARTMENT .........................64LUGGAGE COMPARTMENT ..............................67HARNESS CONNECTOR .........................................68Description ..............................................................68HARNESS CONNECTOR (TAB-LOCKING TYPE) ..................................................................68HARNESS CONNECTOR (SLIDE-LOCKING TYPE) ..................................................................69JOINT CONNECTOR (J/C) .......................................70Terminal Arrangement ............................................70ELECTRICAL UNITS ................................................71Terminal Arrangement ............................................71SMJ (SUPER MULTIPLE JUNCTION) ..................... 73Terminal Arrangement ............................................73