Toyota Sequoia (2005). Manual — part 985
116
SEQUOIA (EM00Z0U)
Multiplex Communication System – CAN Bus
IL2
6
IL2
7
C
2
C
1
2 D
D
1
A
2
A
1
B
2
B
1
2
6
CANL
CANH
VSC+
VSC–
CANL
7
ENG–
ENG+
28
29
CANL
CANH
CANH
CANL
CANH
11
14
16
34
33
14
6
W
R
W
L
W
L
W
G
W
L
W
B
(
∗
1
)
(
∗
1
)
T 5
E 5
D 6
S 1
S25
J5
3
(A
), J
5
4
(B
), J
5
5
(C
), J
5
6
(D
)
Data Link Connector 3
Engine Control Module
Skid Control ECU
with Actuator
Translate ECU
Suspension Control ECU
Juncti
on C
onnector
∗
1 : w/ Electric Modulated Air Suspension
SEQUOIA (EM00Z0U)
117
CAN has two lines as a pair which make communication with operating voltage. CAN has excellent data speed and error
detecting capacity. It consists of vehicle control systems such as engine control module, data link connector 3, translate
ECU, skid control ECU with actuator and suspension control ECU
∗
.
∗
Optional equipment
This system is working for the following systems:
∗
ABS
∗
Cruise Control
∗
Electric Modulated Air Suspension
∗
Electronically Controlled Transmission and A/T Indicator
∗
Engine Control
∗
TRAC
∗
VSC
: Parts Location
Code
See Page
Code
See Page
Code
See Page
D6
43
J54
B
44
S1
41
E5
43
J55
C
44
S25
45
J53
A
44
J56
D
44
T5
45
: Connector Joining Wire Harness and Wire Harness
Code
See Page
Joining Wire Harness and Wire Harness (Connector Location)
IL2
51
Engine Room Main Wire and Cowl Wire (Cowl Side Panel RH)
System Outline
118
SEQUOIA (EM00Z0U)
Multiplex Communication System – BEAN
A
(
∗
1
)
(
∗
1
∗
3)
G–W
W–B
(
∗
1)
(
∗
1
)(
∗
1
)
(
∗
1
)
(
∗
1)
(
∗
1)
(
∗
1
)
(
∗
1
)
(
∗
1
)
(
∗
1
)
(
∗
1)
(
∗
1
)
(
∗
1
)
(
∗
1
)
(
∗
1
)
(
∗
1
)
(
∗
1)
(
∗
1)
(
∗
1
)
(
∗
2)
R–W
2
3
1
5
2C
6
1G
9
1J
6
2G
1
15A H–
LP LH
2F
6
2
5
1
3
2
2
2
2
2
5
1
3
4
2
2
2
2
10A H–
LP RH
2
10A H–
LP LH
2
10A H–
LP RL
2
G–
W
10A H–
LP LL
2
2
2
2
3
2
1
3
2
1
2
1
A
A
A
D 1
H 6
H 5
LG–
R
LG–
R
W–L
G–
W
R–
W
W–L
W–L
R–
W
W–B
R–
L
R
L
W
L
R–B
R–B
2
(
∗
1
)
W–L
40A
MAIN
HEAD Re
la
y
DIMMER
Relay
L
R–L
2
2
2
2
1
1
1
1
W
(
∗
1
)
L
R–
L
C
C
J 2
DRL NO
. 4 Re
la
y
R–W(
∗
2)
R–L(
∗
2)
15A DRL
2F
6
C
G–
W
(
∗
1
∗
3
)
R–L(
∗
2)
R–L(
∗
1)
1
D
a
yti
m
e R
unni
ng
L
ight R
e
si
stor
H
eadl
ight L
H
H
eadl
ight R
H
Juncti
on
C
onnector
Junction
Connector
J 4
(BAT)
(
∗
1
)
W–L
LG–R
R
(
∗
1)
(
∗
1)
W–B
(
∗
1)
R–W
15A H–
LP RH
2F
8
SEQUOIA (EM00Z0U)
119
11
(
∗
2
)
IA1
25A W
S
H
2H
1
30A DOOR NO.
2
1G
10
7.
5A RAD NO
. 2
1G
3
(
∗
1
∗
3)
C
10
C
5
B
2
ACC
WIG
BDR
L–
W
L–
W
R–W(
∗
1)
L–
W
Y–R
R–G(
∗
2)
G–W
(
∗
1
∗
3)
G–W
(
∗
1)
W–B
R–W(
∗
2)
R–L(
∗
2)
IA5
7
(
∗
2)
R–G
R–
G
(
∗
2
)
Y–
R
(
∗
2
)
IA5
R–
W
Y–
R
(
∗
2
)
H 6
R–
L
R–
G
(
∗
2
)
H 5
2
2
1
3
2
1
3
2
(
∗
2
)
(
∗
2
)
∗
1 : w/ Daytime Running Light
∗
2 : w/o Daytime Running Light
C
(
∗
2
)
R–
G
B 5(A), B 6(B), B 7(C)
R–
G
B
C
B
R–G
Y–R(
∗
2)
B
(
∗
2
)
J 4
C
(
∗
2)
R–
G
B
C
Y–
R
(
∗
2
)
∗
3 : w/ Front Fog Light
(
∗
2
∗
3)
Body ECU
H
eadl
ight L
H
H
eadl
ight R
H
Juncti
on C
onnector
(
∗
1
)
(
∗
1
)
IA1
17
C
17
R
DIM
8
LG–
R
C
HRLY
R
(ACC)
(IG)
(BAT)
LG–R
(
∗
1)
R
W–B
(
∗
1)
R–W
(
∗
1)
(
∗
1)
W–B
W–B
(
∗
1)
L–
Y
GR
GR
L–
Y
Y–R
(
∗
2
∗
3)
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