2003 NISSAN X-TRAIL Electronic Repair Manual

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Page 2265 of 3066

NISSAN X-TRAIL 2003 Electronic Repair Manual GI-12
HOW TO USE THIS MANUAL
Symbols included in illustrations refer to measurements or procedures. Before diagnosing a problem,
familiarize yourself with each symbol. Refer to "Connector Symbols" in

Page 2266 of 3066

NISSAN X-TRAIL 2003 Electronic Repair Manual HOW TO USE THIS MANUAL
GI-13
TYPE 2: Harness Wire Color and Connector Number are Shown in Text
KEY TO SYMBOLS SIGNIFYING MEASUREMENTS OR PROCEDURES
SGI144A
Symbol Symbol explanation Symbol Symbol expl

Page 2267 of 3066

NISSAN X-TRAIL 2003 Electronic Repair Manual GI-14
HOW TO USE THIS MANUAL
How to Read Wiring Diagrams
EAS000G4
CONNECTOR SYMBOLS
Most of connector symbols in wiring diagrams are shown from the terminal side.
Turn ignition switch from “OFF” t

Page 2268 of 3066

NISSAN X-TRAIL 2003 Electronic Repair Manual HOW TO USE THIS MANUAL
GI-15
lConnector symbols shown from the terminal side are enclosed
by a single line and followed by the direction mark.
lConnector symbols shown from the harness side are enclos

Page 2269 of 3066

NISSAN X-TRAIL 2003 Electronic Repair Manual GI-16
HOW TO USE THIS MANUAL
SAMPLE/WIRING DIAGRAM - EXAMPL -
lFor detail, refer to following "DESCRIPTION".
SGI091A

Page 2270 of 3066

NISSAN X-TRAIL 2003 Electronic Repair Manual HOW TO USE THIS MANUAL
GI-17
Optional Splice
DESCRIPTION
SGI942
Num-
berItem Description
1 Power condition
lThis shows the condition when the system receives battery positive voltage (can be oper-
ate

Page 2271 of 3066

NISSAN X-TRAIL 2003 Electronic Repair Manual GI-18
HOW TO USE THIS MANUAL
13 ConnectorslThis shows that the connector is connected to the body or a terminal with bolt or nut.
14 Wire color
lThis shows a code for the color of the wire.
B=Black
W=

GI-18
HOW TO USE THIS MANUAL
13 ConnectorslThis shows that the connector is connected to the body or a terminal with bolt or nut.
14 Wire color
lThis shows a code for the color of the wire.
B=Black
W=White
R=Red
G=Green
L=Blue
Y=Yellow
LG = Light GreenBR = Brown
OR = Orange
P=Pink
PU = Purple
GY = Gray
SB = Sky Blue
CH = Dark Brown
DG = Dark Green
When the wire color is striped, the base color is given first, followed by the stripe color as shown
below:
Example: L/W = Blue with White Stripe
15 Option description
lThis shows a description of the option abbreviation used on the page.
16 Switch
lThis shows that continuity exists between terminals 1 and 2 when the switch is in the A posi-
tion. Continuity exists between terminals 1 and 3 when the switch is in the B position.
17 Assembly parts
lConnector terminal in component shows that it is a harness incorporated assembly.
18 Cell code
lThis identifies each page of the wiring diagram by section, system and wiring diagram page
number.
19 Current flow arrow
lArrow indicates electric current flow, especially where the direction of standard flow (vertically
downward or horizontally from left to right) is difficult to follow.
lA double arrow “ ” shows that current can flow in either direction depending on cir-
cuit operation.
20 System branch
lThis shows that the system branches to another system identified by cell code (section and
system).
21 Page crossing
lThis arrow shows that the circuit continues to another page identified by cell code.
lThe C will match with the C on another page within the system other than the next or preced-
ing pages.
22 Shielded line
lThe line enclosed by broken line circle shows shield wire.
23Component box in
wave line
lThis shows that another part of the component is also shown on another page (indicated by
wave line) within the system.
24 Component name
lThis shows the name of a component.
25 Connector number
lThis shows the connector number.
lThe letter shows which harness the connector is located in.
lExample:M: main harness. For detail and to locate the connector, refer to PG section "Main
Harness", “Harness Layout”. A coordinate grid is included for complex harnesses to aid in
locating connectors.
26 Ground (GND)
lThe line spliced and grounded under wire color shows that ground line is spliced at the
grounded connector.
27 Ground (GND)
lThis shows the ground connection. For detailed ground distribution information, refer to
"Ground Distribution" in PG section.
28 Connector views
lThis area shows the connector faces of the components in the wiring diagram on the page.
29 Common component
lConnectors enclosed in broken line show that these connectors belong to the same compo-
nent.
30 Connector color
lThis shows a code for the color of the connector. For code meaning, refer to wire color codes,
Number 14 of this chart. Num-
berItem Description

Page 2272 of 3066

NISSAN X-TRAIL 2003 Electronic Repair Manual HOW TO USE THIS MANUAL
GI-19
Harness Indication
lLetter designations next to test meter probe indicate harness
(connector) wire color.
lConnector numbers in a single circle M33 indicate harness con-
n

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