464 Auto Electricity and Electronics
Figure 24-4. The service manual will provide diagrams for the specifi c section of the computer network. This will allow you to trace
wires and fi nd connectors for testing sensors and their wiring. (Toyota)
(VFD)
Power
Supply
Circuit
BEAN IC
Master
C10
Combination Meter
Malfunction
Indicator
Lamp
CANH CANL
TC
SG
BAT
16 13
14 6 4 5
BR
W-B
BR
BR
W-B
W
G
B
9
V
Y
14
BR
4
O
26
G
G
L
V
BR
O O
LG
25
GR
24
B
P
W
V
V
R G P L
W
B
W
B
B
LG
O
O
W-B
B
W
P
1M
(IG) (BAT)
3
5D
5H
11
16
5F
5M
11
7
5H
5M
13
12
1A
1L
13
8
1L
(BAT)
5
7.5A
OBD
10A
GAUGE
15A
DOME
2
B
B
R
R
J6
Junction
Connector
5L
5D
16
7
22
V
V
21
Y
Y
L
IG2 13 IG2 9
P
*1: Shielded
*2: w/ Smart Key System
*3: w/o Smart Key System
5M
5L
3
2
5M
5N
10
10
P
R P
D1
Data Link
Connector 3
II1 4
IA3 7
4C
4I
9
16
4C
4K
2
13
IG1 2 IG2 3
IG1 11 IG1 4 IG1 7 IG1 10
EC II
4C
4E
10
9
4C
4E
7
12 4G 4
4C
4H
4
14
B
SP1
22
D 28 A 32 D 22 A 22 B 27 C 23 C 31 B
FL+ FR+ FL- FR- RL- RR- RR+ RL+
35
ABS Speed Sensors
S 7(A), S 8(B), S 9(C), S10(D)
Skid Control ECU