2001 TOYOTA AVALON Wiring diagram

D07909
J5 J/C
A
A77
3A 3GW-B
P1
Park/Neutral
Position switch
W-B
2RL
2L
LLR-B
8
G-Y
3
Y
41
II1
2
II2
II2R-B
G-Y
Y18
3C
3C
3B
7
3C 3C
3D
3D 3C
GR *2
R-L
W-B20
20
15 15
FUSIBLE LINK
BLOCK
IG8
1D
1C
1B 1
1
3C9
Combination Meter
R2L
R-B G-Y
Y 25 6
16
1718 16 17
3F 3F 3G
3D
3A 3D18
16
17R-B
G-Y
Y
R-L
*1
R-L
*2
GR
*22
4D 4C11DIODE D6
3
2
1
GR
*2
ECU-ACC
GAUGE No. 2
2
410
1C
1G
1C1
4 1
3
F10
F8
F7
F6 11
1
1B-L
B2G
2G2H
2C 11
27AM2
BFL MAINBatteryB
5
1AM1
25
W-RW-L7
IF1
W-R W-L W-R W-G
4 3
IG1ACC ST2AM2
8 B-W R-L2020
E7 18
7
6R-B
G-Y
YE6
E6
E6R
2
LECM
NSW
I15
Ignition Switch
7
2 8
14
13
IG1 RELAY R-L
W
4 W-BJ/B No. 3
21
II2
II2
II2
J/B No. 3
J/B No. 3
J/B No. 4II1
Driver Side J/B
ALTEngine Room J/B Engine Room R/B No. 5
IF1 W-B*2
*1: Floor Shift
*2: Column ShiftAM1 DI-200
- DIAGNOSTICSAUTOMATIC TRANSAXLE
356 Author
: Date
:
2001 AVALON (RM808U)
WIRING DIAGRAM

I13657
*2 *1
*3
W-BW-B
*4
B8
Buckle Switch
LH
21
R-W
R-W 6
BC1 ID19
R-WR-W16
B4Body ECU
DBKL
J14
J/C
W-B
W-B 11
J11 J/C
AA
BK
*1: w/ Sliding Roof
*2: w/o Power Seat
*3: w/o Driving Position Memory
*4: w/ Driving Position MemoryBC1 CC DI-658
- DIAGNOSTICSBODY CONTROL SYSTEM
814 Author
: Date
:
2001 AVALON (RM808U)
Driver buckle switch circuit
WIRING DIAGRAM
DI6LY-01

I13660
D2DLC2
D1
DLC1Tc4
LG-R
LG-R
LG-R Tc1122
II213 4
3A 3A
3G 4LG-R18Body ECU
Tc B4
LG-R
66
4H 4A J/B No. 3
J/B No. 4 DI-666
- DIAGNOSTICSBODY CONTROL SYSTEM
822 Author
: Date
:
2001 AVALON (RM808U)
Diagnosis Circuit
CIRCUIT DESCRIPTION
This circuit sends a signal to the ECU that DTC output is required.
WIRING DIAGRAM
DI6M2-01

I13649
D11
Door Courtesy Switch
Front LH
1
R-L1717
3E
3D
R-L5
B4Body ECU
DCTY
PCTY 1
O1717
4E
4F
O3
B5 D12
Door Courtesy Switch
Front RH
D13
Door Courtesy Switch
Rear LH
1
R-WR-W 2
IA1145
4F4F
4E 5R-W16
B5
RCTY
D14
Door Courtesy Switch
Rear RH
1R-W J/B No. 3
J/B No. 4
J/B No. 4
- DIAGNOSTICSBODY CONTROL SYSTEM
DI-639
795 Author
: Date
:
2001 AVALON (RM808U)
Door courtesy switch circuit
CIRCUIT DESCRIPTION
The door courtesy switch goes on when the door is opened and goes off when door is closed.
WIRING DIAGRAM
DI6LP-01

I13651
BKA A
J11
J/C W-B BA18W-B43 D15
Door Unlock
Detection Switch Rear LH
L-OBA19
L-O66
3E 3F
3F19L-O
L-O L-O
L-OBody ECU
5
B5 LSR
10
IM2 BB19
21
W-B
Door Unlock
Detection Switch Rear RHD16
8
BB1
W-B
BM J/B No. 3
- DIAGNOSTICSBODY CONTROL SYSTEM
DI-643
799 Author
: Date
:
2001 AVALON (RM808U)
Rear door unlock detection switch circuit
CIRCUIT DESCRIPTION
The door unlock detection switch is built in the door lock motor assembly. This switch is ON when the door
lock knob is in the unlock position and OFF when the lock knob is in the lock position. The ECU detects the
door lock knob conditions is this circuit. It is used as one of the operating conditions for the key confinement
prevention function.
WIRING DIAGRAM
DI6LR-01

I14523
Body ECU
L-RL-B
L-W 3 L-B
219
IB21
B5ACTD B5 15
ACT-
L-B 10
L-B2
B5ACT+
5
D17
Door Lock Motor
Front LH IB2 L-R
C C
C CL-B
J3
J/C 11
IM2IA1 L-B
5 10 BA1
BB1 L-B
L-BL-BL-R 10
IN1D18
Door Lock Motor
Front RH
11
IN1L-R AA
AA L-R L-R
L-R 13
IA1
L-R
L-RL-B L-R
5
BA1 2 D15
Door Lock Motor
Rear LH D16
Door Lock Motor
Rear RH
1 34
BB112
IM2J2
J/C
5
6A
- DIAGNOSTICSBODY CONTROL SYSTEM
DI-641
797 Author
: Date
:
2001 AVALON (RM808U)
Door lock motor circuit
WIRING DIAGRAM
DI6LQ-01

I14524
RDRL No. 2 Relay
2
22
2 43
1
2R-B R-B8
B410Body ECU
DRL
6
EA1
8
IF1R
2
R-B2
2 1 2 HEAD RH-UPR
HEAD LH-UPR
12
L
10 9
IF1
L L 2 1
G 2
G
GGH2
Headlight High RH
1
2
R-W9
IC1
R-W
2
EA1
G2
22
2
2
2
2 2
21
42
3 DRL No. 4 Relay
DRL No. 3 Relay
12
53
4 W-R
W-R W-R
5W-B
W-B
10
R-L11
W-B W-B
2E 4
1
2E
MAIN
2
2GR-B
21
BatteryFL MAIN1
F6 F71 FL Block
B
to Body ECU5
5
5
5DRL
21
5
HEAD Relay
3
21 4
5
to Headlight
Low LH and RHEA R-L H1
Headlight High LH REngine Room R/B No. 2
Engine Room R/B No. 7R-BEA1
Engine Room R/B No. 2 IF1 EA1
EA1
IF3
EA1
Engine Room J/B
Engine Room R/B No. 5
B
R-B
RW-B R
R
9
EA1
R-W DI-668
- DIAGNOSTICSBODY CONTROL SYSTEM
824 Author
: Date
:
2001 AVALON (RM808U)
Daytime running light No.2, 3 and 4 relay circuit
WIRING DIAGRAM
DI6M3-01

I13647
Battery FL
MAINB1
1
F6
F7B 2
21 1MAIN
2E
2G R-BR5
55
5 21 34 Headlight Relay
R-BR-B4
1J8Body ECU
HRLY
5
55 1
21
2 HEAD
RH
LW RHEAD
LH
LW R
3
IF1
G-W
2
1
W-BG-W
*1Headlight
Low RHR-B
2
1H3
Headlight
Low LH
W-B
ED *1 EB: Canada
EA: Except Canada Engine Room J/B
FL Block
H4
Engine Room R/B No. 5
Engine Room R/B No. 5Driver Side J/B
- DIAGNOSTICSBODY CONTROL SYSTEM
DI-635
791 Author
: Date
:
2001 AVALON (RM808U)
Headlight relay circuit
CIRCUIT DESCRIPTION
Head light relay will be ºONº by operating the headlight switch. The transistor which activates the taillight
relay has two sorts: one activates directly by the headlight switch for fail safe and the other activates by CPU.
the one that activates by CPU has two systems and prevents the headlight from turning off at the time of
one system trouble in the automatic operation circuit.
WIRING DIAGRAM
DI6LN-01