Nissan 350Z Workshop Manual 2003 (25) PDF

LAN-1
LAN SYSTEM
K ELECTRICAL
CONTENTS
C
D
E
F
G
H
I
J
L
M
SECTION
A
B
LAN
LAN SYSTEM
CAN
PRECAUTIONS .......................................................... 4
Precautions for Supplemental Restraint System
(SRS) ?AIR BAG? and ?SEAT BELT PRE-TEN-
SIONER? .................................................................. 4
Precautions for Battery Service ................................ 4
Precautions When Using CONSULT-II ..................... 4
CHECK POINTS FOR USING CONSULT-II ......... 5
Precautions For Trouble Diagnosis .......................... 5
CAN SYSTEM ....................................................... 5
Precautions For Harness Repair .............................. 5
CAN SYSTEM ....................................................... 5
CAN COMMUNICATION ............................................ 6
System Description .................................................. 6
CAN Communication Unit ........................................ 6
TYPE 1 .................................................................. 7
TYPE 2/TYPE3 ..................................................... 8
TYPE 4/TYPE5 ................................................... 10
TYPE 6/TYPE7 ................................................... 12
CAN SYSTEM (TYPE 1) ........................................... 14
System Description ................................................ 14
Component Parts and Harness Connector Location ... 14
Wiring Diagram ? CAN ? ..................................... 15
Work Flow .............................................................. 17
CHECK SHEET ................................................... 18
CHECK SHEET RESULTS (EXAMPLE) ............. 20
INSPECTION ...................................................... 25
Circuit Check Between TCM and Data Link Con-
nector ..................................................................... 26
Circuit Check Between Data Link Connector and
Unified Meter and A/C Amp. .................................. 27
Circuit Check Between Unified Meter and A/C Amp.
and BCM ................................................................ 27
Circuit Check Between BCM and ABS Actuator and
Electric Unit (Control Unit) ...................................... 28
ECM Circuit Check ................................................. 29
TCM Circuit Check ................................................. 30
Data Link Connector Circuit Check ........................ 31
Unified Meter and A/C Amp. Circuit Check ............ 31
BCM Circuit Check ................................................. 32
ABS Actuator and Electric Unit (Control Unit) Circuit
Check .....................................................................33
IPDM E/R Circuit Check .........................................33
CAN Communication Circuit Check ........................34
IPDM E/R Ignition Relay Circuit Check ..................37
Component Inspection ............................................37
ECM/IPDM E/R INTERNAL CIRCUIT INSPEC-
TION ....................................................................37
CAN SYSTEM (TYPE 2) ...........................................38
System Description ................................................. 38
Component Parts and Harness Connector Location ...38
Wiring Diagram ? CAN ? .....................................39
Work Flow ............................................................... 41
CHECK SHEET ...................................................42
CHECK SHEET RESULTS (EXAMPLE) .............44
INSPECTION ......................................................46
Circuit Check Between Data Link Connector and
Unified Meter and A/C Amp. ...................................46
Circuit Check Between Unified Meter and A/C Amp.
and BCM ................................................................. 47
Circuit Check Between BCM and ABS Actuator and
Electric Unit (Control Unit) ......................................48
ECM Circuit Check .................................................49
Data Link Connector Circuit Check ........................49
Unified Meter and A/C Amp. Circuit Check ............50
BCM Circuit Check .................................................51
ABS Actuator and Electric Unit (Control Unit) Circuit
Check .....................................................................52
IPDM E/R Circuit Check .........................................52
CAN Communication Circuit Check ........................53
IPDM E/R Check ....................................................55
IPDM E/R Ignition Relay Circuit Check ..................55
Component Inspection ............................................56
ECM/IPDM E/R INTERNAL CIRCUIT INSPEC-
TION ....................................................................56
CAN SYSTEM (TYPE 3) ...........................................57
System Description ................................................. 57
Component Parts and Harness Connector Location ...57
Wiring Diagram ? CAN ? .....................................58
Work Flow ............................................................... 60

Nissan 350Z Workshop Manual 2003 (25) Summary of Content

LAN-1LAN SYSTEMK ELECTRICALCONTENTSCDEFGHIJLMSECTION ABLANLAN SYSTEMCANPRECAUTIONS .......................................................... 4Precautions for Supplemental Restraint System (SRS) AIR BAG and SEAT BELT PRE-TEN-SIONER .................................................................. 4Precautions for Battery Service ................................ 4Precautions When Using CONSULT-II ..................... 4CHECK POINTS FOR USING CONSULT-II ......... 5Precautions For Trouble Diagnosis .......................... 5CAN SYSTEM ....................................................... 5Precautions For Harness Repair .............................. 5CAN SYSTEM ....................................................... 5CAN COMMUNICATION ............................................ 6System Description .................................................. 6CAN Communication Unit ........................................ 6TYPE 1 .................................................................. 7TYPE 2/TYPE3 ..................................................... 8TYPE 4/TYPE5 ................................................... 10TYPE 6/TYPE7 ................................................... 12CAN SYSTEM (TYPE 1) ........................................... 14System Description ................................................ 14Component Parts and Harness Connector Location ... 14Wiring Diagram CAN ..................................... 15Work Flow .............................................................. 17CHECK SHEET ................................................... 18CHECK SHEET RESULTS (EXAMPLE) ............. 20INSPECTION ...................................................... 25Circuit Check Between TCM and Data Link Con-nector ..................................................................... 26Circuit Check Between Data Link Connector and Unified Meter and A/C Amp. .................................. 27Circuit Check Between Unified Meter and A/C Amp. and BCM ................................................................ 27Circuit Check Between BCM and ABS Actuator and Electric Unit (Control Unit) ...................................... 28ECM Circuit Check ................................................. 29TCM Circuit Check ................................................. 30Data Link Connector Circuit Check ........................ 31Unified Meter and A/C Amp. Circuit Check ............ 31BCM Circuit Check ................................................. 32ABS Actuator and Electric Unit (Control Unit) Circuit Check .....................................................................33IPDM E/R Circuit Check .........................................33CAN Communication Circuit Check ........................34IPDM E/R Ignition Relay Circuit Check ..................37Component Inspection ............................................37ECM/IPDM E/R INTERNAL CIRCUIT INSPEC-TION ....................................................................37CAN SYSTEM (TYPE 2) ...........................................38System Description ................................................. 38Component Parts and Harness Connector Location ...38Wiring Diagram CAN .....................................39Work Flow ............................................................... 41CHECK SHEET ...................................................42CHECK SHEET RESULTS (EXAMPLE) .............44INSPECTION ......................................................46Circuit Check Between Data Link Connector and Unified Meter and A/C Amp. ...................................46Circuit Check Between Unified Meter and A/C Amp. and BCM ................................................................. 47Circuit Check Between BCM and ABS Actuator and Electric Unit (Control Unit) ......................................48ECM Circuit Check .................................................49Data Link Connector Circuit Check ........................49Unified Meter and A/C Amp. Circuit Check ............50BCM Circuit Check .................................................51ABS Actuator and Electric Unit (Control Unit) Circuit Check .....................................................................52IPDM E/R Circuit Check .........................................52CAN Communication Circuit Check ........................53IPDM E/R Check ....................................................55IPDM E/R Ignition Relay Circuit Check ..................55Component Inspection ............................................56ECM/IPDM E/R INTERNAL CIRCUIT INSPEC-TION ....................................................................56CAN SYSTEM (TYPE 3) ...........................................57System Description ................................................. 57Component Parts and Harness Connector Location ...57Wiring Diagram CAN .....................................58Work Flow ............................................................... 60