Jeep Cherokee 2000 Service Manual - page 288
CIRCUIT INFORMATION
Each wire shown in the diagrams contains a code
which identifies the main circuit, part of the main
circuit, gage of wire, and color (Fig. 1).
CIRCUIT FUNCTIONS
All circuits in the diagrams use an alpha/numeric
code to identify the wire and its function. To identify
which circuit code applies to a system, refer to the
Circuit Identification Code Chart. This chart shows
the main circuits only and does not show the second-
ary codes that may apply to some models.
Fig. 1 Wire Code Identification
1 – COLOR OF WIRE (LIGHT BLUE WITH YELLOW TRACER)
2 – GAUGE OF WIRE (18 GAUGE)
3 – PART OF MAIN CIRCUIT (VARIES DEPENDING ON
EQUIPMENT)
4 – MAIN CIRCUIT IDENTIFICATION
WIRE COLOR CODE CHART
COLOR CODE
COLOR
STANDARD
TRACER
COLOR
BL
BLUE
WT
BK
BLACK
WT
BR
BROWN
WT
DB
DARK BLUE
WT
DG
DARK GREEN
WT
GY
GRAY
BK
LB
LIGHT BLUE
BK
LG
LIGHT GREEN
BK
OR
ORANGE
BK
PK
PINK
BK or WT
RD
RED
WT
TN
TAN
WT
VT
VIOLET
WT
WT
WHITE
BK
YL
YELLOW
BK
*
WITH TRACER
CIRCUIT IDENTIFICATION CODE CHART
CIRCUIT
FUNCTION
A
BATTERY FEED
B
BRAKE CONTROLS
C
CLIMATE CONTROLS
D
DIAGNOSTIC CIRCUITS
E
DIMMING ILLUMINATION CIRCUITS
F
FUSED CIRCUITS
G
MONITORING CIRCUITS (GAUGES)
H
OPEN
I
NOT USED
J
OPEN
K
POWERTRAIN CONTROL MODULE
L
EXTERIOR LIGHTING
M
INTERIOR LIGHTING
N
NOT USED
O
NOT USED
P
POWER OPTION (BATTERY FEED)
Q
POWER OPTIONS (IGNITION FEED)
R
PASSIVE RESTRAINT
S
SUSPENSION/STEERING
T
TRANSMISSION/TRANSAXLE/
TRANSFER CASE
U
OPEN
V
SPEED CONTROL, WIPER/WASHER
W
OPEN
X
AUDIO SYSTEMS
Y
OPEN
Z
GROUNDS
8W - 01 - 4
8W - 01 GENERAL INFORMATION
XJ
DESCRIPTION AND OPERATION (Continued)