key battery TOYOTA AVALON 2001 Service User Guide

AB0119
I11584
I11584
ON
1
I11585
2
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- DIAGNOSTICSTHEFT DETERRENT SYSTEM
DI-545
701 Author
: Date
:
2001 AVALON (RM808U)
INSPECTION PROCEDURE
1 Check voltage between terminal 1 of luggage compartment door key lock and
unlock switch connector and body ground.
PREPARATION:
(a) Remove luggage compartment door trim.
(b) Turn ignition switch ON.
CHECK:
Measure voltage between terminal 1 of luggage compartment
door key lock and unlock switch connector and body ground,
when the key is turned to the unlock side and not turned respec-
tively.
OK:
Key operationVoltage
Turned to the unlock side0 V
Not turnedBattery positive voltage
OK Check and replace theft deterrent ECU.*1
NG
2 Check luggage compartment door key lock and unlock switch.
PREPARATION:
Disconnect luggage compartment door key lock and unlock
switch connector.
CHECK:
Check continuity between terminals 1 and 2, when the key is
turned to the unlock side and not turned respectively.
OK:
Key operationTester connectionSpecified condition
Turned to unlock1 - 2Continuity
Not turned-No continuity
NG Repair or replace luggage compartment door
key lock and unlock switch.
OK

I13632
Theft Deterrent ECU
SH- 25 5
1 2
7
FL Block
FL MAIN
Battery11HORN
F7 F6IF3 2C
2G
BB-RSH 24
BT4
T2
Theft
Deferrent
HornW Driver Side J/B
B-R
- DIAGNOSTICSTHEFT DETERRENT SYSTEM
DI-537
693 Author
: Date
:
2001 AVALON (RM808U)
Theft Deterrent Horn Circuit
CIRCUIT DESCRIPTION
When the theft deterrent system is activated, the relay in the ECU turns ON and OFF cycles of approximately
0.2 sec., causing the theft deterrent horn to blow (See the wiring diagram below).
In this condition, if any of the following operations is done, the relay in the ECU turns OFF, thus stopping
the theft deterrent horn from blowing:
(1) Unlock the front LH or RH door with key.
(2) Turn the ignition switch to ACC or ON position.
(3) Unlock the doors with the wireless door lock control system.
(4) Wait for approximately 60 seconds.
(5) Push the panic switch of the wireless door lock control system.
WIRING DIAGRAM
DI6L2-01

DI4DL-03
- DIAGNOSTICSTHEFT DETERRENT SYSTEM
DI-519
675 Author
: Date
:
2001 AVALON (RM808U)
PRE-CHECK
1. THEFT DETERRENT SYSTEM
When the system is set to the theft deterrent mode and any of
the following conditions are met, the system sounds the horns
and flashes the headlights and the taillights for approx. 1 min-
ute.
At the same time the system locks all doors (If all door are not
locked at once, the system repeats door locking operation ev-
ery 6.38 seconds during the one minute alarm time).
There are 2 modes in this system, which are active mode and
passive mode.
All initial setting are performed in active mode. It can be
switched to passive mode by specified operation. (See step 4.
CHANGING METHOD OF PASSIVE MODE)
Condition:
Any of the doors (Including the engine hood and luggage
compartment door) is unlocked or opened without the
key. *1
The battery terminal is disconnected and reconnected.
The system receives panic signal from remote keyless
entry. *2
*1: Only active arming mode.
*2: When the ignition key is not inserted in the key cylinder.
There are 4 conditions in this system which are disarming
condition, disarming preparation condition, arming condition
and alarming condition.
(a) Disarming condition:
(1) When a user is near the vehicle.
(2) When the alarming function does not operate.
(3) When theft deterrent function is not performed.
(b) Disarming preparation condition:
(1) Time from a user locks a door to be leaves the ve-
hicle.
(2) Time until transferring to disarming condition.
(3) Theft deterrent function is not performed.
(c) Arming condition:
(1) When a user leaves the vehicle completely.
(2) When theft deterrent function is possible.

Disarming condition
Any of the following conditions is met

When all doors and engine hood are closed, lock all the doors using a key.

When all doors and engine hood are closed, lock all the doors using wireless remote function.

When all doors and engine hood are closed, open and close either of doors and engine hood
then close and lock all doors and engine hood.
Disarming preparation condition
Any of the following conditions is met

30 seconds elapse when the engine hood
is closed and all doors are locked.
Any of the following conditions is met

Close and open either of all doors and
engine hood.

Lock and unlock either of doors.

Insert a key into the ignition key cylinder.

Reconnect the battery.
Arming condition
Any of the following conditions is met

Unlock the locked doors using the wireless
remote function.

Unlock the locked doors using the key.

Insert the key into the ignition key cylinder
and turn the ignition key ON.
Any of the following conditions is met

Either of closed doors opens.

Either of locked doors is unlocked by any
operation other than key or wireless remote
function.

The closed engine hood is opened.

The battery is reconnected.

Ignition switch turned to ON.
Alarming condition
Any of the following conditions is met

Unlock the locked doors using the wireless
remote function.

Unlock the locked doors using the key.

Insert the key into the ignition key cylinder
and turn the ignition key ON.
In this mode, once theft is detected, it is
informed using light and sound to people
around the vehicle.
The alarming time described above passes.
(Key not inserted in ignition cylinder.)
- DIAGNOSTICSTHEFT DETERRENT SYSTEM
DI-521
677 Author
: Date
:
2001 AVALON (RM808U)
2. ACTIVE ARMING MODE

Perform any of the following and the system will go to Disarmed state (B):

Remove the key from the ignition, close the driver's door, then the ignition OFF.
Disarmed state (A)
Perform any of the following and the system
will return to Disarmed state (A):

Push the unlock switch on the wireless
remote.

Put the key in the lock on the driver's or the
passenger door and turn it towards unlock.

Put the key in the ignition.

Reconnect the battery.

Turn the ignition from OFF to ON.
Disarmed state (B)
Perform any of the following and the system
will go to Arming preparation:

Close all the doors, hood and
luggage compartment door.
Perform any of the following
and the system
will return to Disarmed state
(B):

Open any of the doors, the
hood or the
luggage compartment door.
Arming preparation
Perform any of the following
and the system
will go to Armed state:

Allow 30 seconds to elapse
with all the doors,
hood and luggage compart-
ment door closed.
Perform any of the following
and the system will return to
Disarmed state (A):

Push the unlock switch on
the wireless remote.

Put the key in the lock on
the driver's or the
passenger door and turn
it towards unlock.

Put the key in the
ignition and turn it ON.

Run the engine at 550 rpm
or faster for more than 10
seconds.
Armed state
Perform any of the following
and the system will go on to
Alarm sounding:

Open any of the doors and
allow the entry delay time
to pass.

Open the hood.

Open the luggage
compartment door with
something other than the
key or wireless remote.

Reconnect the battery.Perform any of the following
and the system will return to
Disarmed state (B):

Open the luggage
compartment door with the
wireless remote.

Open the luggage
compartment door with the
Key.
Perform any of the following and
the system
will return to Disarmed state (A):

Push the unlock switch on the
wireless
remote.

Put the key in the lock on the
driver's or the
passenger door and turn it to-
wards unlock.

Put the key in the ignition.

Reconnect the battery.

Turn the ignition from OFF to
ON.
- DIAGNOSTICSTHEFT DETERRENT SYSTEM
DI-523
679 Author
: Date
:
2001 AVALON (RM808U)