Toyota Sienna Service Manual: Operation check
1. NOTICE WHEN CHECKING THE FOLLOWING
- Power door lock/unlock function:
The wireless door lock control function operates
only when the following 3 conditions are met:
- No key is inserted in the ignition key cylinder.
- All the doors are closed.
- The power door lock system operates normally.
HINT:
The unlock function operates even when a door
is open.
- Power window open function:
The wireless door lock control function operates
only when the following 3 conditions are met:
- No key is inserted in the ignition key cylinder.
- Any door is unlocked.
- The power window system operate normally.
- Power window close function:
The wireless remote control function operates only
when the following 4 conditions are satisfied.
- No key is inserted into the ignition ley cylinder.
- All the doors are closed.
- All the doors are locked.
- The power window system operates normally.
- Power slide door and power back door open
function:
The wireless door lock control function operates
only when the following 4 conditions are met:
- No key is inserted in the ignition key cylinder.
- The power slide door or power back door main
switch is ON (switch free: orange paint on the
top of the switch appears).
- The slide door or back door is between the fully
closed position and the half-open position
(When the door is in the fully closed position, the
door will be unlocked).
- The power slide door system and power back
door system operates normally.
- Power slide door and power back door close
function:
The wireless door lock control function operates
only when the following 4 conditions are met:
- No key is inserted in the ignition key cylinder.
- The power slide door or power back door main
switch is ON (switch free: orange paint on the
top of the switch appears).
- The slide door or back door is between the halfopen
position and the fully open position.
- The power slide door system and power back
door system operates normally.
- Remote panic function:
The wireless door lock control function operates
only when the following condition is met:
- The ignition switch is turned off.
HINT:
The key can be inserted, however it must be in
the off position.
- The wireless door lock control operational area
differs depending on the situation.
- The operational area differs depending on the
user and the ways the transmitter is held.
- In certain areas, the remote control function will
only operate partially for the operational area,
which will be reduced due to the vehicle body
shape and the influence of the surrounding
environment.
- Since the transmitter uses faint radio waves,
strong radio waves or noise in the frequency
used by the transmitter may reduce the
operational area and the remote control may not
function.
- When the battery is weakened, the operational
area is reduced and the remote control may not
function.
HINT:
If the door control transmitter has been left in a
place that is exposed to direct sunlight, such as
on the instrument panel, it may cause the battery
to be weakened or cause other related
problems.
2. CHECK WIRELESS DOOR LOCK CONTROL
FUNCTIONS
HINT:
- The switch described in this text is a switch for
transmitting signals. This switch is built into the door
control transmitter.
- All the functions listed below must be checked in
comparison with the remote control operational area.
- Make sure that the vehicle is placed in conditions
that allow the wireless control function to be
operated.
- Check basic functions.
- Check whether the LED of the transmitter comes
on 3 times when each switch is pressed 3 times.
HINT:
If the LED does not come on when the switch
has been pressed 3 times or more, it may have a
dead battery.
- Check that all the doors lock when LOCK is
pressed.
- Check that only the driver side door unlocks
when UNLOCK is pressed once and that the
other doors unlock when UNLOCK is pressed
again within 3 seconds.
- Check that the power slide door opens or closes
when the power slide door switch is held down
for 0.8 seconds or more.
- Check that the power slide door reverses right
when the power slide door switch is pressed
while the door is automatically moving (no
delay).
- Check that the power back door opens or closes
when the power back door switch is held down
for 0.8 seconds or more.
- Check that the power door reverses right when
the back door switch is pressed while the door is
automatically moving (no delay).
- Check that all the power windows close when
the LOCK switch is held down for 2.4 seconds
and they stop operation when the switch is
released (manual operation).
- Check that all the power windows open when
the UNLOCK switch is held down for 2.4
seconds and they stop operation when the
switch is released (manual operation).
- Check the chattering prevention function.
- Check that the corresponding operation occurs
only once and is not repeated continuously while
the switch is held. However, when the switch is
operated repeatedly at 1 second intervals, check
that the corresponding operation is carried out.
- Check the automatic locking function.
- Check that the doors lock automatically as long
as none of the doors have been opened or all
the doors have not been locked within
approximately 30 seconds after all the doors are
unlocked by pressing the UNLOCK switch.
- Check that the automatic locking function does
not operate when any door has been opened or
all the doors have been locked within
approximately 30 seconds after all the doors are
locked by pressing the UNLOCK switch.
- Check the switch operation fail-safe function.
- Check that the doors can not be locked by the
switch while the key is in the ignition key
cylinder. However, this does not apply when the
system is in the recognition code registration
mode.
- Check the operation stop function when a door is
open or not completely closed.
- Check that the doors are not locked by the
switch while any door is open or not completely
closed and the wireless door lock buzzer sounds
for 10 seconds.
- Check the repeat function.
- Check that all the doors attempt to automatically
lock once again 1 second after the LOCK switch
has been pressed while the movement of the
driver side door control knob, which is in the
unlocked state, is being restricted.
- Check the hazard warning lights flashing and
warning buzzer sounding functions (answer-back).
- When the LOCK switch is pressed, check that
the lights flash once and the buzzer sounds
once, simultaneously with the locking operation
of all the doors.
- When the UNLOCK switch is pressed once,
check that the lights flash twice and the buzzer
sounds twice, simultaneously with the unlocking
operation of the driver side door.
- When the UNLOCK switch is pressed again
within 3 seconds, check that the lights flash
twice and the buzzer sounds twice,
simultaneously with the unlocking operation of
all the doors.
- When the LOCK switch is held down 2.4
seconds, check that the buzzer sounds once
and all the power windows start closing
operation.
- When the UNLOCK switch is held down for 2.4
seconds, check that the buzzer sounds once
and all the power windows start opening
operation.
- When the power back door switch is held down
for 0.8 seconds or more, check that the lights
flash twice and the buzzer sounds twice,
simultaneously with the operation of the power
back door.
- Check the remote panic function.
- Check that the horn sounds, the headlights and
taillights flash and the interior light remains on
(when the light switch is turned to the DOOR
position) for 60 seconds by the theft alarm
function, when the PANIC switch is held down
for 0.8 seconds or more. Also, check that the
horn stops sounding and the lights stop flashing
when either switch of the transmitter is pressed.
HINT:
Troubleshooting of the wireless door lock control system is
based on the premise that the power door lock system, the
power slide door system, the power back door system and
the ...
HINT:
Register the recognition code when replacing the door
control transmitter or the door control receiver.
Add mode is used to register new recognition codes while
still retai ...
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Diagnosis system
1. DESCRIPTION
When troubleshooting OBD II (On-Board
Diagnostics) vehicles, an intelligent tester
(complying with SAE J1987) must be connected to
the DLC3 (Data Link Connector 3) of the vehicle.
Various data in the vehicle's ECM (Engine Control
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& ...
Definition of terms
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Description of what ECM monitors and how to detect malfunctions
(monitoring purpose and details).
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