Page 1 of 64
SIENNA_AAS_OM08030U_(U)
Pictorial indexSearch by illustration
1AUTO 
ACCESS SEATInformation regarding the AUTO ACCESS SEAT, 
including usage procedure
2MaintenanceChecking fuses and replacing the battery of the 
wireless remote control
3When trouble 
arisesPoints to check when you think a malfunction has 
occurred
IndexAlphabetical listing of information contained in this 
manual
This  manual  contains  information  about  the  AUTO
ACCESS  SEAT.  Refer  to  the  “OWNER’S  MANUAL”  for
other information regarding your vehicle. 
         
        
        
     
        
        Page 2 of 64

TABLE OF CONTENTS2
SIENNA_AAS_OM08030U_(U)Reading this manual ...................... 4
How to search ................................ 5
Pictorial index ................................ 6
1-1. AUTO ACCESS SEAT
AUTO ACCESS SEAT .......... 8
Head restraint...................... 10
Armrests .............................. 12
Footrest ............................... 13
Correct riding posture.......... 14
Wireless remote control ...... 16
1-2. Operating
th e AUTO ACCESS SEAT
Before operating the AUTO  ACCESS SEAT ................. 20
Moving the AUTO  ACCESS SEAT outside 
the vehicle ......................... 26
Returning the AUTO  ACCESS SEAT to 
the vehicle ......................... 30
Operating with the seat  raise/lower switch.............. 34 2. Maintenance
Checking and replacingfuses .................................. 38
Wireless remote control  battery ............................... 40
3. When you think a
ma lfunction has occurred
AUTO ACCESS SEAT ........ 44
If the AUTO ACCESS SEAT  does not move while 
outside the vehicle............. 47
Wireless remote control ....... 59
Alphabetical index ............... 62
1AUTO ACCESS SEAT
2Maintenance
3When trouble arises
Index 
         
        
        
     
        
        Page 6 of 64
6Pictorial index
SIENNA_AAS_OM08030U_(U)
Pictorial index
Wireless remote control  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 16
Head restraint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 10
Armrests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 12
Seatback angle adjustment switch  . . . . . . . . . . . . . . . . . . . . .  P. 8
Seat position adjustment switch  . . . . . . . . . . . . . . . .  . . . . . . .  P. 8
Footrest  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 13
Seat raise/lower switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  P. 341
2
3
4
5
6
7 
         
        
        
     
        
        Page 7 of 64
7
SIENNA_AAS_OM08030U_(U)
AUTO ACCESS SEAT1
1-1. AUTO ACCESS SEATAUTO ACCESS SEAT .......... 8
Head restraint ..................... 10
Armrests.............................. 12
Footrest ............................... 13
Correct riding posture ......... 14
Wireless remote control ...... 16
1-2. Operating
the AUTO ACC ESS SEAT
Before operating the AUTO  ACCESS SEAT................. 20
Moving the AUTO  ACCESS SEAT outside 
the vehicle......................... 26
Returning the AUTO  ACCESS SEAT to 
the vehicle......................... 30
Operating with the seat  raise/lower switch ............. 34 
         
        
        
     
        
        Page 16 of 64
161-1. AUTO ACCESS SEAT
SIENNA_AAS_OM08030U_(U)
Wireless remote control
Indicator light
Seat raise switch
Seat lower switch
Approximately  3.3  ft.  (1  m)  from
the AUTO ACCESS SEAT
The  wireless  remote  control  can  be  used  to  rotate  and  raise  or
lower the AUTO ACCESS SEAT.
1
2
3
Effective range 
         
        
        
     
        
        Page 17 of 64

171-1. AUTO ACCESS SEAT
SIENNA_AAS_OM08030U_(U)
1
AUTO ACCESS SEAT
?Operating conditions
?The  effective  range  of  the  wireless  remote  control  changes  in  accordance
with surroundings.
?Interference  from  other  radio  waves  may  cause  the AUTO ACCESS  S EAT
to stop moving temporarily even when pressing the wireless remo te control
switches. In this event, do the following:
• Stand in a different place and press the switch.
Press the switch once again after moving. The AUTO ACCESS SEAT  will
not operate if you hold the switch down while changing position .
• Operate the seat raise/lower switch ( P. 34)
?Battery
?The lifespan of the battery is about 6 months, but this may cha nge in accor-
dance with usage.
?If  the  battery  is  discharged,  the  AUTO  ACCESS  SEAT  may  not  operate
even if the wireless remote control is operated or the indicato r light will stop
flashing. In these events, replace the battery with a new one. ( P. 40)
?When riding in an aircraft
When  bringing  a  wireless  remote  control  onto  an  aircraft,  make  sure  you  do
not press any buttons on the wireless remote control while inside the aircraft
cabin. If you are carrying the wireless remote control in your bag etc., ensure
that  the  buttons  are  not  likely  to  be  pressed  accidentally.  Pre ssing  a  button
may  cause  the  wireless  remote  control  to  emit  radio  waves  that  could  inter-
fere with the operation of the aircraft. 
         
        
        
     
        
        Page 18 of 64

181-1. AUTO ACCESS SEAT
SIENNA_AAS_OM08030U_(U)
?Conditions affecting operation
If you use the wireless remote control to operate the AUTO ACCESS SEAT at
the  same  time  as  doing  any  of  the  following,  the AUTO ACCESS  SEAT  m a y
not operate properly:
?Operating the AUTO ACCESS SEAT using another wireless remote co ntrol
?Operating the AUTO ACCESS SEAT using the seat raise/lower switch
?Using the smart key system
?Unlocking and locking the doors using the wireless remote control
?When  replacing  either  the  transmitter  or  the  receiver  of  the  wi reless
remote control
It is necessary to replace both the transmitter and the receive r. Contact your
Toyota dealer.
?Certification for the  wireless remote control
U.S.A.
FCC ID: HYQ12BDF
FCC ID: HYQ13BDH
NOTE:
This  device  complies  with  part  15  of  the  FCC  Rules.  Operation  is  subject  to
the  following  two  conditions:  (1) This  device  may  not  cause  har mful  interfer-
ence,  and  (2)  this  device  must  accept  any  interference  received,  including
interference that may cause undesired operation.
FCC WARNING:
Changes or modifications not expressly approved by the party re sponsible for
compliance could void the user’s authority to operate the equip ment.
Canada
NOTE:
Operation  is  subject  to  the  following  two  conditions:  (1)  this  device  may  not
cause  interference,  and  (2)  this device must accept any  interfe rence, includ-
ing interference that may cause undesired operation of the devi ce. 
         
        
        
     
        
        Page 19 of 64

191-1. AUTO ACCESS SEAT
SIENNA_AAS_OM08030U_(U)
1
AUTO ACCESS SEAT
WARNING
?Wireless remote control precautions
Observe the following precautions to reduce the risk of injury. 
?Operate  the  AUTO  ACCESS  SEAT  from  a  position  from  which  you  can
see the occupant of the seat.
?Make  sure  that  the  occupant’s  head,  arms  and  legs  will  not  get  caught
between the seat and the body of the vehicle.
?Steady  the AUTO ACCESS  SEAT  and  the  occupant  with  your  hand  whi le
operating.
NOTICE
?To prevent wireless remote control damage
?Observe the following:
• Do  not  expose  the  wireless  remote  control  to  high  temperatures  by
placing it in direct sunlight.
• Do not disassemble the wireless remote control.
• Do  not  drop  the  wireless  remote  control,  subject  it  to  strong  shocks  or
bend it.
• Do not get the wireless remote control wet.
?Do not wipe the wireless remote control with thinner, gasoline  or benzene.
The surface of it may be damaged.
When  cleaning  the  wireless  remote  control,  wipe  it  using  a  wrun g  cloth
soaked in water or lukewarm water.
?Do not attach metallic or magnetic materials to the wireless re mote control
or place the wireless remote control close to such materials.
?Do not attach metallic window tinting or other metallic objects  such as non-
genuine antenna to the windows.
?Do not attach accessories to the wireless remote control. These  could get
caught in the AUTO ACCESS SEAT during operation.