Toyota Sienna Service Manual: Speed sensor check (when using sst check wire)
(a) Check the speed sensor signal.
(1) Drive the vehicle straight forward. Drive the vehicle at a speed of 45 km/h (28 mph) or higher for several seconds and check that the ABS warning light goes off.
HINT: The signal check may not be completed if the vehicle has its wheels spun or the steering wheel turned during this check.
(b) Stop the vehicle.
NOTICE:
- Before performing the speed sensor signal check, complete the deceleration sensor and master cylinder pressure sensor checks.
- The speed sensor signal check may not be completed if the speed sensor signal check is started while turning the steering wheel or spinning the wheels.
- After the ABS warning light goes off, if
vehicle speed exceeds 80 km/h (50 mph), a
signal check code will be stored again.
Decelerate or stop the vehicle before the speed reaches 80 km/h (50 mph).
- If the signal check has not been completed, the ABS warning light blinks while driving and the ABS system does not operate.
HINT: When the signal check has been completed, the ABS warning light goes off while driving and blinks in the test mode pattern while stationary.
Master cylinder pressure sensor check (when using sst check wire)
(a) Leave the vehicle in a stationary condition and
release the brake pedal for 1 second or more, and
quickly depress the brake pedal with a force of 98 N
(10 kgf, 22 lbf) or more for 1 second or m ...
Yaw rate sensor check (when using sst check wire)
(a) Check the zero point voltage of the yaw rate sensor.
(1) Keep the vehicle in a stationary condition on a
level surface for 1 second or more.
(b) Check the output of the yaw rate sensor.
...
Other materials:
Display check mode
HINT:
This mode checks the color display on the display.
Illustrations may differ from the actual vehicle depending
on the device settings and options. Therefore, some
detailed areas may not be shown exactly the same as on
the actual vehicle.
1. ENTER DIAGNOSTIC MODE
2. D ...
Child restraint systems with a top tether strap (second seat)
Secure the child restraint system
using the seat belt or
LATCH anchors, and adjust the
head restraint to the uppermost
position.
*: Ottoman seat only
Latch the hook onto the anchor
bracket and tighten the top
tether strap.
Make sure the top tether strap is
secure ...
Transmitter battery
REPLACEMENT
1. REMOVE TRANSMITTER BATTERY
NOTICE:
Special caution should be taken for handling each
component as they are precision electronic
components.
Using a coin or the equivalent, pry out the
transmitter case.
NOTICE:
Do not forcibly pry out the case.
Re ...
