Page 3 of 506

04 SIENNA_U (L/O 0408)
iii
2004 SIENNA from Aug. ’04 Prod. (OM45422U)
Important information about your Toyota
New vehicle warranty
Your new vehicle is covered by the following Toyota limited
warranties: New vehicle warranty
Emission control systems warranty
Others
For further information, please refer to the “Owner’s
Warranty Information Booklet” or “Owner ’s Manual
Supplement”.
Your responsibility for maintenance
It is the owner ’s responsibility to make sure that the speci-
fied maintenance is performed. Section 6 gives details of
these maintenance requirements. Also included in Section
6 is general maintenance. For scheduled maintenance in-
formation, please refer to the “Scheduled Maintenance
Guide” or “Owner ’s Manual Supplement”.
Important health and safety
information about your Toyota
CAUTION
WARNING: Engine exhaust, some of its constitu- ents, and a wide variety of automobile compo-
nents contain or emit chemicals known to the
State of California to cause cancer and birth de-
fects and other reproductive harm. In addition,
oils, fuels and fluids contained in vehicles as
well as waste produced by component wear con-
tain or emit chemicals known to the State of
California to cause cancer and birth defects or
other reproductive harm.
Battery posts, terminals and related accessories contain lead and lead compounds. Wash your
hands after handling. Used engine oil contains
chemicals that have caused cancer in laboratory
animals. Always protect your skin by washing
thoroughly with soap and water.
Page 4 of 506

04 SIENNA_U (L/O 0408)
iv
2004 SIENNA from Aug. ’04 Prod. (OM45422U)
Accessories, spare parts andmodification of your Toyota
A wide variety of non −genuine spare parts and accessories
for Toyota vehicles are currently available in the market.
You should know that Toyota does not warrant these prod-
ucts and is not responsible for their performance, repair, or
replacement, or for any damage they may cause to, or
adverse effect they may have on, your Toyota vehicle.
This vehicle should not be modified with non −genuine
Toyota products. Modification with non −genuine Toyota
products could affect its performance, safety or durability,
and may even violate governmental regulations. In addi-
tion, damage or performance problems resulting from the
modification may not be covered under warranty.
Spark ignition system of your To y o t a
The spark ignition system in your Toyota meets all require-
ments of the Canadian Interference −Causing Equipment
Standard.
Installation of a mobile two way radio system
As the installation of a mobile two −way radio system in
your vehicle could affect electronic systems such as
multiport fuel injection system/sequential multiport fuel
injection system, electronic throttle control system, cruise
control system, dynamic laser cruise control system, anti −
lock brake system, traction control system, vehicle stability
control system, SRS airbag system and seat belt preten-
sioner system, be sure to check with your Toyota dealer
for precautionary measures or special instructions regard-
ing installation.
Page 11 of 506
04 SIENNA_U (L/O 0408)
5
2004 SIENNA from Aug. ’04 Prod. (OM45422U)
1. Service reminder indicators andindicator lights
2. Speedometer
3. Engine coolant temperature gauge
4. Low fuel level warning light 5. Fuel gauge
6. Dynamic laser cruise control master
warning light
7. Dynamic laser cruise control display 8. Trip meter reset knob/instrument panel
light control knob
9. Odometer and two trip meters
10. Tachometer
Instrument cluster overview
Page 15 of 506

04 SIENNA_U (L/O 0408)
9
2004 SIENNA from Aug. ’04 Prod. (OM45422U)
OPERATION OF INSTRUMENTS AND
CONTROLS
Keys and Doors
Keys10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . . . . . . . . . . . . . .
Engine immobilizer system 13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wireless remote control 14
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. .
Front doors 21
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . . .
Sliding doors 25
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . .
Power sliding doors 27
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . .
Back door 35
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . . . . .
Power back door 36
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . .
Power windows 42
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . .
Manual quarter windows 46
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. .
Power quarter windows 46
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. .
Hood 47
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . . . . . . . . .
Theft deterrent system 48
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . .
Fuel tank cap 50
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . .
Electric moon roof 53
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . .
SECTION 1 2
Page 23 of 506

04 SIENNA_U (L/O 0408)
17
2004 SIENNA from Aug. ’04 Prod. (OM45422U)
Left side power sliding door—
To open: Push the “
” switch.
To close: Push the “
” switch again.
Opening operation can be performed by
the switches under the following conditions
only:
The sliding door is unlocked.
The power sliding door system is on.
(The “SLIDE DOOR OFF” switch on the
instrument panel is pushed out.)
The key is not in the ignition switch.
The sliding door is between the fully −
closed position and half −opened posi-
tion.
The sliding door stops at the half −opened
position when the window is opened more
than about 15 cm (6 in.).
The left side power sliding door does not
operate when the fuel f iller door is
opened. Closing operation can be performed by the
wireless remote control switches under the
following conditions only:
The power sliding door system is on.
(The “SLIDE DOOR OFF” switch on the
instrument panel is pushed out.)
The key is not in the ignition switch.
The sliding door is between the fully
−
opened position and half −opened posi-
tion.
The sliding door operation by the wireless
remote control can be changed or dis-
abled. For details, contact your Toyota
dealer.
Ty p e A
Ty p e B
Page 32 of 506

04 SIENNA_U (L/O 0408)
26
2004 SIENNA from Aug. ’04 Prod. (OM45422U)
When stopping on a downward
slope, open the door fully while
passengers are getting on or off.
Do not pull the outside handle or
inside handle while the door is
open as the door could suddenly
close by itself causing injury.
NOTICE
Do not close the sliding door by ap-
plying the brakes. Doing so could
cause the door to be damaged.
When the fuel filler door is opened, the
left side siding door will not open.
Close the fuel filler door securely and
then operate the sliding door.
NOTICE
Avoid forcibly opening the left side
sliding door fully when the fuel filler
door is opened. Otherwise, the fuel
filler door may be damaged.
When the sliding door window is
opened more than about 15 cm (6 in.),
the sliding door will stop at half
opened position. Close the window and
then operate the sliding door.
CAUTION
Do not leave the sliding door at half
opened position. If the vehicle is
stopped on a downward slope, it may
move and cause an unexpected injury.
Page 36 of 506
04 SIENNA_U (L/O 0408)
30
2004 SIENNA from Aug. ’04 Prod. (OM45422U)
When the fuel filler door is opened, the
left side sliding door will not open.
Close the fuel filler door securely and
then operate the sliding door.
NOTICE
Avoid forcibly opening the left side
sliding door fully when the fuel filler
door is opened. Otherwise, the fuel
filler door may be damaged.
When the sliding door window is
opened more than about 15 cm (6 in.),
the sliding door will stop at half
opened position. Close the window and
then operate the sliding door.
CAUTION
Do not leave the sliding door at half
opened position because the door will
unlock after 30 minutes. If the vehicle
is stopped on a downward slope, it
may move and cause an unexpected
injury.
NOTICE
To prevent the battery from being dis-
charged, do not leave the sliding door
at half opened position.
Page 39 of 506

04 SIENNA_U (L/O 0408)
33
2004 SIENNA from Aug. ’04 Prod. (OM45422U)
When the ignition key is in the “ON”
position, the transmission selector lever
must be in “P”.
The child−protector is unlocked.
(switches on the center pillar only)
Closing operation can be performed by
the switches under the following condi-
tions:
The power sliding door system is on.
(The “SLIDE DOOR OFF” switch is
pushed out.)
The sliding door is between the fully −
opened position and half −opened posi-
tion.
Left and right side power sliding door
models—The left side power sliding door
does not operate when the fuel filler door
is opened.
The length of time required to push the
switches for operating the sliding door can
be changed. For details, contact your
Toyota dealer.
CAUTION
If you shift the automatic transmis-
sion selector lever out of “P” and
accelerate before the power sliding
door is closed completely, the sliding
door may reverse to the open posi-
tion. A child or others could fall out
of the vehicle and be injured. Always
make sure the power sliding door is
closed and latched before you start
driving.
OPERATING WITH THE WIRELESS
REMOTE CONTROL TRANSMITTER
To open or close the door, push the
“
” or “” switches on the wire-
less remote control transmitter about
one second. (Only when the power slid-
ing door system is on.) For details, see
“Wireless remote control” on page 14
in this Section.
ASSISTS OPERATION WITH THE
OUTSIDE OR INSIDE HANDLE BY HAND
When the power sliding door system is on
(the “SLIDE DOOR OFF” switch is pushed
out), if you pull the outside handle or slide
the inside handle, the sliding door will
automatically and completely open or
close.
When the power sliding door system is
off, the sliding door can be operated
manually by the outside or inside handle.