Toyota Sienna Service Manual: 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 faulty parts or perform adjustments as necessary.
STEERING SYSTEM 
Precaution
1. HANDLING PRECAUTIONS ON STEERING SYSTEM
(a) Be careful to replace the parts properly because
they could affect the performance of the steering
system and result in a driving hazard.
2. HANDLING ...
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.
Max ...
Other materials:
On-vehicle inspection
1. INSPECT SIDE AIRBAG SENSOR (VEHICLE NOT
INVOLVED IN COLLISION)
Perform a diagnostic system check.
2. INSPECT SIDE AIRBAG SENSOR (VEHICLE
INVOLVED IN COLLISION AND AIRBAG HAS NOT
DEPLOYED)
Perform a diagnostic system check.
When the center pillar of the vehicle or its a ...
The keys
The following keys are provided with the vehicle.
Vehicles without a smart key system
Master keys (black)
Valet key (gray)
Key number plate
Vehicles with a smart key system
Electronic keys
Operating the smart key system
Operating the wireless remote
contr ...
Problem symptoms table
HINT:
Proceed to the troubleshooting for each circuit in the table
below.
AIRBAG SYSTEM
Symptom
Suspected Area
The SRS warning light goes off after the primary
check, but then comes on.
SRS Warning Light Remains ON
When the ignition switch is turned to t ...
