2001 TOYOTA AVALON Service Repair Manual

DI-632
- DIAGNOSTICSBODY CONTROL SYSTEM
788 Author
: Date
:
2001 AVALON (RM808U)
INSPECTION PROCEDURE
1 Check headlight control switch (See page BE-19).
NG Replace the headlight control switch.
OK
2 Check wireharness and connector between headlight control switch and Body
ECU (See page IN-30).
NG Repair or replace wireharness or connector.
OK
Proceed to next circuit inspection shown on
problem symptoms table (See page
DI-622).

I13654
L9
Luggage Compartment
Light Switch
1
R-W12 12
4E 4C
RBody ECU
6
B4
LGC
2
L7
Luggage Compartment
Door Unlock MotorL4
IK1
L25
B4TR+ J/B No. 4
- DIAGNOSTICSBODY CONTROL SYSTEM
DI-649
805 Author
: Date
:
2001 AVALON (RM808U)
Luggage opener motor circuit
WIRING DIAGRAM
DI6LU-01

DI-650
- DIAGNOSTICSBODY CONTROL SYSTEM
806 Author
: Date
:
2001 AVALON (RM808U)
INSPECTION PROCEDURE
1 Check luggage opener motor. (See page BE-82)
NG Replace the luggage opener motor.
OK
2 Check wireharness and connector between luggage opener motor and body
ECU. (See page IN-30)
NG Repair or replace wireharness or connector.
OK
Proceed to next circuit inspection shown on
problem symptoms table.
(See page DI-622)

I13653
W-BL2
Luggage Compartment
Door Opener Switch
2
1
L2
1 L1Luggage Compartment
Door Opener Main Switch
L-B
77
4H4B
W-B
A
J9
J/C
IJ18
B5Body ECU
TKL
J/B No. 4
- DIAGNOSTICSBODY CONTROL SYSTEM
DI-647
803 Author
: Date
:
2001 AVALON (RM808U)
Luggage opener switch circuit
WIRING DIAGRAM
DI6LT-01

DI-648
- DIAGNOSTICSBODY CONTROL SYSTEM
804 Author
: Date
:
2001 AVALON (RM808U)
INSPECTION PROCEDURE
1 Check luggage opener switch and main switch (See page BE-82).
NG Replace the luggage opener switch and main
switch.
OK
2 Check wireharness and connector between luggage opener switch and Body
ECU (See page IN-30).
NG Repair or replace wireharness or connector.
OK
Proceed to next circuit inspection shown on
problem symptoms table
(See page DI-622).

I13643
P3
Parking Brake
Switch
1
Y-G Y-G5
5
3B 3A15
B4Body ECU
PKB J/B No. 3 DI-670
- DIAGNOSTICSBODY CONTROL SYSTEM
826 Author
: Date
:
2001 AVALON (RM808U)
Parking brake switch circuit
WIRING DIAGRAM
DI29Y-05

- DIAGNOSTICSBODY CONTROL SYSTEM
DI-671
827 Author
: Date
:
2001 AVALON (RM808U)
INSPECTION PROCEDURE
1 Check parking brake switch (See page BE-53).
NG Replace the parking brake switch.
OK
2 Check wireharness and connector between parking brake switch and body ECU.
(See page IN-30)
NG Repair or replace wireharness or connector.
OK
Proceed to next circuit inspection shown on
problem symptoms table.
(See page DI-622)

I13658
*1 *2
*2 *1*2
W-B
11
*1
*1
W-B
21 B9
Buckle Switch RH
2
*2
A
J10
J/CBN6
GG
*1BD1
IM26
*2
G17
B5
GBody ECU
1 S11Seat Belt
Warning Occupant
Detection Sensor
R-W 8
BD12
W-R4
B5
*2
PBKL
SEAT
*1: w/ Sliding Roof
*2: w/o Power Seat
*1IM2 BD1
W-B
W-B
W-BW-B
*1
W-R W-R DI-660
- DIAGNOSTICSBODY CONTROL SYSTEM
816 Author
: Date
:
2001 AVALON (RM808U)
Passenger buckle switch and seat belt warning occupant detec-
tion sensor
CIRCUIT DESCRIPTION
This circuit detects the conditions of the passenger buckle switch and the seat belt warning occupant detec-
tion sensor, and makes the passenger seat belt warning flash.
WIRING DIAGRAM
DI6LZ-01