Lexus ES300 (2002 year). Manual — part 14
155
3
4
3
4
B18
B18
G
G
W–
B
W–
B
G
1
2
R
ear
S
ide Mar
k
er
Li
gh
t R
H
R2
0
B15
B20
R
e
ar
C
o
m
b
inat
ion Li
ght
LH
R1
1
R
ear
C
o
m
b
inat
ion Li
gh
t R
H
R1
2
Ta
il
Ta
il
Ta
il
St
o
p
Ta
il
St
o
p
R
e
ar
C
o
m
b
inat
ion Li
ght
R
H
R1
3
R1
4
R
ear
C
o
m
b
inat
ion Li
gh
t R
H
B20
B17
B20
10A
GAUGE1
From Power Source System (See Page 56)
2M
1
2G
7
2K
15
3A
87
A
40
B
16
A
21
3A
57
3A
97
1
2
15A
STOP
2G
13
IA4
9
IA4
18
1
2
H
igh M
ount
ed
S
top
L
ight
H1
5
B17
B13
W–B
W–B
G
A
BC
3B
84
3B
64
3B
54
3B
74
ID
1
N
o
ise
F
ilt
e
r
N 4
1
1
3
5
11
9
2
7
8
4
3
2
3
2
T+
T–
GND
T–
ST–
ST+
IG
IL
C
o
m
b
in
a
tio
n
M
e
te
r
C 7
(A
),
C
8
(B
)
Light Failure
Sensor
L 4
S
top L
ight
S
W
S1
3
G–
W
R–
L
R
–
L
W
W
GR
W
GR
G–
W
G
G
W–
B
G
G–
W
BR
W–
B
BR
G–
W
G–
W
G
G–
W
G
G–
W
G
W–
B
W–
B
W–
B
W–
B
G–W
G–W
W–B
W–B
Junction
Connector
J12
(* 1)
(* 2)
(* 1)
(* 2)
Power
Micro Computer
W
R
ear
Li
gh
ts
BE
W–
B
W–B
W–B
W–
B
A
A
T
a
il
(E
x
c
ept
U
S
A
)
A
19
3A
85
3A
55
A
1
SB
8 2M
2R
8
IA
SB
W–
B
SB
10A
PANEL
2M
2
3A
58
3A
88
W
W
* 1 : w/ VSC
* 2 : w/o VSC
B15
156
Taillight and Stop Light
Taillight Disconnection Warning
If any of the taillights are disconnected when the light control SW is at TAIL or HEAD while the ignition SW is ON, the light
failure sensor detects the voltage difference, and blinks the rear lights warning light to warn the driver.
Stop Light Disconnection Warning
If any of the stop lights are disconnected when the brake pedal is depressed while the ignition SW is ON, the light failure
sensor detects the voltage difference, and blinks the rear lights warning light to warn the driver.
TAIL Relay
5–3 : Closed with the light control SW at TAIL or HEAD position
L4 Light Failuer Sensor
7–Ground : Approx. 12 volts with stop light SW on
3–Ground : Approx. 12 volts with the light control SW at TAIL or HEAD position
8–Ground : Approx. 12 volts with the ignition SW at ON or ST position
11–Ground : Always continuity
S13 Stop Light SW
1–2 : Closed with brake pedal depressed
: Parts Location
Code
See Page
Code
See Page
Code
See Page
B4
A
J12
R12
C7
A
L2
R13
C8
B
L3
R14
C11
L4
R19
F3
N4
R20
F4
P1
S13
H15
P2
J4
R11
: Relay Blocks
Code
See Page
Relay Blocks (Relay Block Location)
1
Engine Room R/B (Engine Compartment Left)
: Junction Block and Wire Harness Connector
Code
See Page
Junction Block and Wire Harness (Connector Location)
2E
Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
2G
Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
2K
Floor No.1 Wire and Driver Side J/B (Lower Finish Panel)
2M
Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)
2R
Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)
3A
3A
Instrument Panel Wire and Passenger Side J/B (Instrument Panel Brace RH)
3B
Instrument Panel Wire and Passenger Side J/B (Instrument Panel Brace RH)
3B
: Connector Joining Wire Harness and Wire Harness
Code
See Page
Joining Wire Harness and Wire Harness (Connector Location)
IA4
Instrument Panel Wire and Floor No.1 Wire (Left Kick Panel)
System Outline
Service Hints
157
: Ground Points
Code
See Page
Ground Points Location
EB
Right Fender
EC
Left Fender
IA
Instrument Panel Reinforcement LH
IB
Instrument Panel Brace LH
ID
Instrument Panel Brace RH
BC
Front Side of Rear Quarter Wheel House LH
BE
Lower Back Panel Center
: Splice Points
Code
See Page
Wire Harness with Splice Points
Code
See Page
Wire Harness with Splice Points
E1
Engine Room Main Wire
B15
E4
Engine Room Main Wire
B17
I1
Floor No.1 Wire
B18
Floor No.1 Wire
I2
Engine Room Main Wire
B19
B13
Floor No.1 Wire
B20
158
Illumination
12
0A
A
L
T
1
1
OFF
Tail
Head
Li
ght
C
ont
ro
l S
W
A
8
IB
Bo
d
y EC
U
B 4
(A
)
Combination SW
C11
B–
G
B
–
G
R
W–
B
W
14
14
A
Junction
Connector
J 4
TAIL
TRLY
Battery
FL MAIN
3. 0W
1
2
2E
1
5
1
3
2
10A
PANEL
TAIL
Relay
2M
2
9
8
2
3
5
6
6
5
G
G
G
G
W–
G
W–
G
W–
G
W–
G
Ha
z
a
rd
S
W
H1
3
R
ear
S
uns
h
ade
C
ont
ro
l S
W
R 7
A
b
s
o
rb
e
r C
o
n
tro
l S
W
A2
3
R
e
m
o
te
C
ont
ro
l
Mi
rr
or
S
W
R 8
16
IH1
4
IH1
3
G
W–
G
A/
C
C
o
n
tr
o
l
Asse
m
b
ly
A1
4
14
1
3A
58
3A
13
3A
23
3A
18
3A
38
3A
28
C
C
E
E
G
W–
G
G
W–
G
C
C
E
E
E
E
Junction
Connector
J 3
Junction
Connector
J 3
W–
G
A
18
RE
W–
G
ILL–
ILL+
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