2007 TOYOTA SIENNA open hood

AIR CONDITIONING – CONDENSERAC–237
AC
REMOVAL
1. RECOVER REFRIGERANT FROM REFRIGERATION
SYSTEM (See page AC-172)
2. REMOVE NO. 2 AIR CLEANER INLET (See page EM-
28)
3. REMOVE FRONT BUMPER ASSEMBLY (See page
ET-3)
4. DISCONNECT DISCHARGE HOSE SUB-ASSEMBLY
(a) Remove the bolt and disconnect the discharge hose
sub-assembly from the cooler condenser core.
(b) Remove the O-ring from the discharge hose sub-
assembly.
NOTICE:
Seal the openings of the disconnected parts
using vinyl tape to prevent entry of moisture and
foreign matter.
5. DISCONNECT COOLER REFRIGERANT LIQUID PIPE
A
(a) Remove the bolt and disconnect the cooler
refrigerant liquid pipe A from the cooler condenser
core.
(b) Remove the O-ring from the cooler refrigerant liquid
pipe A.
NOTICE:
Seal the openings of the disconnected parts
using vinyl tape to prevent entry of moisture and
foreign matter.
6. REMOVE NO. 1 AIR CLEANER INLET (See page EM-
28)
7. REMOVE HOOD LOCK RELEASE LEVER
PROTECTOR (See page CO-29)
8. REMOVE HOOD LOCK ASSEMBLY (See page CO-29)
9. REMOVE HOOD LOCK SUPPORT SUB-ASSEMBLY
(See page CO-29)
10. DISCONNECT COOLING FAN ECU CONNECTOR
(See page CO-30)
11. REMOVE UPPER RADIATOR SUPPORT SUB-
ASSEMBLY (See page CO-30)
E145270
E145271

TD–4THEFT DETERRENT – THEFT DETERRENT SYSTEM
TD
(a) Active arming mode
Condition Item
Condition (1)(No key in ignition key cylinder)
1. With all doors and engine hood closed, lock all doors by key operation.
2. With all doors and engine hood closed, lock all doors by wireless operation.
3. With any door or the engine hood open, lock all doors and close all doors and engine hood.
Condition (2) 1. With all doors and engine hood closed, lock all doors. Allow approx. 30 sec. to elapse.
Condition (3)1. Unlock all door by wireless operation.
2. Unlock all door by key operation.
3. Unlock any door.
4. Open any door.
5. Open engine hood.
6. Insert key into ignition key cylinder.
7. Reconnect battery.
8. Turn ignition switch from OFF to ON.
Condition (4)1. Open engine hood.
2. Reconnect battery.
3. Open any door.
4. Unlock any door without key and wireless operation.
5. Directly connect ignition switch without key (or turn ignition switch ON without key).
Condition (5)1. Unlock any door by wireless operation.
2. Unlock any door by key operation.
3. Insert key into ignition key cylinder and turn ignition switch ON and run engine over 550
rpm for 10 to 12 sec.
B112141E04

THEFT DETERRENT – THEFT DETERRENT SYSTEMTD–5
TD
3. PASSIVE ARMING MODE
HINT:
• Passive arming mode starts the alarm control after
the key is removed from the ignition key cylinder and
doors are closed.
• Passive arming mode can be switched ON/OFF by
the specified method.
• The alarm is initially set (when shipped from factory)
to active arming mode (not passive arming mode).
• During passive arming mode, the theft deterrent
system goes into the armed state even if the doors
are not locked.
• Detecting that the doors are unlocked does not set off
the alarm during passive arming mode.
• A forced door lock signal is not output during passive
arming mode (see FORCED DOOR LOCK
CONTROL).
• Although the theft deterrent system detects that the
doors are opened during passive arming mode, the
alarm will not go off immediately because an entry
delay time is set.
• If any of the following conditions is met during passive
arming mode, the theft deterrent system will switch to
active arming mode.
– With all doors and engine hood closed, lock all
doors by key operation.
– With all doors and engine hood closed, lock all
doors by wireless operation.
– With any door or the engine hood open, lock all
doors and close all doors and engine hood.
• This system activates as described in the diagram
below when one of items for each condition is met.
Condition (6)1. Unlock any door by wireless operation.
2. Unlock any door by key operation.
3. Insert key into ignition key cylinder and turn ignition switch from OFF to ON.
Condition (7) 1. After approx. 60 sec., alarm stops and system returns to armed state. Condition Item

TD–6THEFT DETERRENT – THEFT DETERRENT SYSTEM
TD
(a) Passive arming mode
HINT:
• *1: Disarmed state (1) is the normal disarmed
state.
• *2: Disarmed state (2) is set from either the
disarmed state (1) or the arming preparation
state.
B125108E01
Condition Item
Condition (1)1. With ignition switch OFF, open any door or the engine hood, and pull key out of ignition key
cylinder.
2. With ignition switch OFF, pull key out of ignition key cylinder, and open any door or the
engine hood.
Condition (2) 1. All doors and engine hood are closed.

THEFT DETERRENT – THEFT DETERRENT SYSTEMTD–7
TDHINT:
*1: When any door is opened while all the doors are
closed during passive arming mode, the entry delay
time starts. If the switch condition (armed state

disarmed state (1) or (2)) is met during the entry
delay time, the theft deterrent system will return to
disarmed state (1) or (2). However, if the switch
condition for disarmed state (1) or (2) is not met, the
theft deterrent system will recognize it as a theft and
set off the alarm.
Entry delay time of 0, 14 or 30 sec. can be selected
by the customizing function.
4. FORCED DOOR LOCK CONTROL
(a) The forced door lock control prevents the vehicle
from being tampered with. Immediately after a door
is unlocked (alarm starts), the door is forced to lock
by a forced door lock signal.
(1) Conditions that force the doors to lock:
No key is in the ignition key cylinder and both of
the following conditions are met.
• The theft deterrent system is in the alarm
sounding state of active arming mode.
• Any door is unlocked.
Condition (3)1. Unlock all door by wireless operation.
2. Insert key into ignition key cylinder.
3. Reconnect battery.
4. Turn ignition switch from OFF to ON.
5. Unlock any door by key operation.
Condition (4) 1. With all doors and engine hood closed, allow approx. 30 sec. to elapse.
Condition (5) 1. Open any door or the engine hood.
Condition (6)1. Open any door and allow entry delay time
*1 to elapse.
2. Open engine hood.
3. Reconnect battery.
4. Directly connect ignition switch without key (or turn ignition switch ON without key).
Condition (7)1. Unlock all door by wireless operation.
2. Unlock all door by key operation.
3. Insert key into ignition key cylinder and turn ignition switch from OFF to ON.
Condition (8) 1. After approx. 60 sec., alarm stops and system returns to armed state. Condition Item