Toyota Sienna Service Manual: On-vehicle Inspection
1. CHECK STEERING WHEEL FREEPLAY
(a) Stop the vehicle and face the tires straight ahead.
(b) Rock the steering wheel gently up and down with your hand, check the steering wheel freeplay.
Maximum freeplay: 30 mm (1.18 in.)
Problem Symptoms Table
HINT:
Use the table below to help determine the cause of the
problem. Likely causes of the problem are indicated in
descending order. Check each suspected area in order.
Repair or replace the fa ...
Repair
1. STEERING OFF CENTER REPAIR PROCEDURE
(a) Inspect steering wheel off center.
(1) Apply masking tape to the top center of the
steering wheel and steering column upper
cover.
(2) Drive th ...
Other materials:
DTC check / clear
HINT:
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.
If the system cannot enter the diagnostic mode, inspect all AVC-LAN
communication ...
Removal
1. REMOVE FRONT FENDER LINER LH
2. REMOVE FRONT FENDER LINER RH
3. REMOVE FRONT BUMPER COVER
4. REMOVE FRONT BUMPER ENERGY ABSORBER
5. REMOVE FRONT BUMPER REINFORCEMENT SUBASSEMBLY
6. REMOVE LASER SENSOR
Disconnect the connector and remove the laser the
sensor.
...
IG Power Source Circuit
DESCRIPTION
The main power source is supplied to the A/C amplifier when the ignition
switch is turned to the ON
position.
The power source is used for operating the A/C amplifier and servo motor, etc.
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
Start the engine before inspection. Check ...
