Nissan Maxima Workshop Manual 2005 (31) PDF

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POWER SUPPLY, GROUND & CIRCUIT ELEMENTS
K ELECTRICAL
CONTENTS
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D
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G
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SECTION
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Revision: July 2005 2005 Maxima
PRECAUTIONS .......................................................... 3
Precautions for Supplemental Restraint System
(SRS) ?AIR BAG? and ?SEAT BELT PRE-TEN-
SIONER? .................................................................. 3
Wiring Diagrams and Trouble Diagnosis .................. 3
POWER SUPPLY ROUTING CIRCUIT ...................... 4
Schematic ................................................................ 4
Wiring Diagram ? POWER ? ................................. 6
BATTERY POWER SUPPLY ? IGNITION SW.
IN ANY POSITION ................................................ 6
ACCESSORY POWER SUPPLY ? IGNITION
SW. IN ACC OR ON ............................................ 10
IGNITION POWER SUPPLY ? IGNITION SW.
IN ON ...................................................................11
IGNITION POWER SUPPLY ? IGNITION SW.
IN ON AND/OR START ....................................... 12
IPDM E/R (INTELLIGENT POWER DISTRIBUTION
MODULE ENGINE ROOM) ...................................... 15
System Description ................................................ 15
SYSTEMS CONTROLLED BY IPDM E/R ........... 15
CAN COMMUNICATION LINE CONTROL ......... 15
IPDM E/R STATUS CONTROL ........................... 16
Function of Detecting Ignition Relay Malfunction ... 16
CONSULT-II Function (IPDM E/R) ......................... 17
CONSULT-II BASIC OPERATION ....................... 17
SELF-DIAGNOSTIC RESULTS .......................... 18
DATA MONITOR ................................................. 18
ACTIVE TEST ..................................................... 20
Auto Active Test ..................................................... 21
DESCRIPTION .................................................... 21
OPERATION PROCEDURE ............................... 21
INSPECTION IN AUTO ACTIVE TEST MODE ... 21
Schematic .............................................................. 23
IPDM E/R Terminal Arrangement ........................... 24
IPDM E/R Power/Ground Circuit Inspection .......... 25
Inspection with CONSULT-II (Self-Diagnosis) ........ 26
Removal and Installation of IPDM E/R ................... 27
REMOVAL ........................................................... 27
INSTALLATION ................................................... 27
GROUND CIRCUIT ...................................................28
Ground Distribution .................................................28
MAIN HARNESS ................................................. 28
ENGINE ROOM HARNESS ................................31
ENGINE CONTROL HARNESS ..........................33
BODY HARNESS ................................................34
BODY NO. 2 HARNESS ..................................... 35
HARNESS .................................................................37
Harness Layout ......................................................37
HOW TO READ HARNESS LAYOUT ................. 37
OUTLINE .............................................................38
MAIN HARNESS ................................................. 39
ENGINE ROOM HARNESS (LH VIEW) ..............41
ENGINE ROOM HARNESS (RH VIEW) .............44
ENGINE CONTROL HARNESS ..........................46
BODY HARNESS AND TAIL HARNESS ............. 48
BODY NO. 2 HARNESS AND BODY NO. 3 HAR-
NESS ...................................................................50
ROOM LAMP HARNESS ....................................52
FRONT DOOR LH HARNESS ............................53
FRONT DOOR RH HARNESS ............................53
REAR DOOR LH HARNESS ...............................54
REAR DOOR RH HARNESS ..............................54
Wiring Diagram Codes (Cell Codes) ......................55
ELECTRICAL UNITS LOCATION ............................58
Electrical Units Location ......................................... 58
ENGINE COMPARTMENT .................................. 58
PASSENGER COMPARTMENT .........................59
Fuse ........................................................................61
Fusible Link ............................................................ 61
Circuit Breaker (Built Into BCM) ............................. 61
HARNESS CONNECTOR ......................................... 62
Description ..............................................................62
HARNESS CONNECTOR (TAB-LOCKING
TYPE) ..................................................................62
HARNESS CONNECTOR (SLIDE-LOCKING
TYPE) ..................................................................63
HARNESS CONNECTOR (DIRECT-CONNECT
SRS COMPONENT TYPE) .................................63