Toyota Sienna 2010-2024 Owners Manual: When trouble arises
- Essential information
- Steps to take in an emergency
- If your vehicle needs to be towed
- If you think something is wrong
- Fuel pump shut off system
- If a warning light turns on or a warning buzzer sounds
- If a warning message is displayed
- If you have a flat tire (vehicles with run-flat tires)
- If you have a flat tire (vehicles with a compact spare tire)
- If the engine will not start
- If the shift lever cannot be shifted from P
- If the electronic key does not operate properly (vehicles with a smart key system)
- If the battery is discharged
- If your vehicle overheats
- If the vehicle becomes stuck
Replacing light bulbs
Headlight low beams (halogen bulb)
For left side only: Open the fuse box cover.
Unplug the connector while
pushing the lock release.
Turn the bulb base counterclockwise.
...
Other materials:
Solar Sensor Circuit (Passenger Side)
DTC B1421/21 Solar Sensor Circuit (Passenger Side)
DESCRIPTION
The solar sensor, which is installed on the upper side of the instrument
panel, detects sunlight and
controls the air conditioning in AUTO mode. The output voltage from the solar
sensor varies according to
the amount of sunli ...
Diagnostic trouble code chart
1. DTCS FOR OCCUPANT CLASSIFICATION SYSTEM
If a trouble code is displayed during the DTC check,
check the circuit listed for the code in the table below
(proceed to the page listed for that circuit).
HINT:
When DTC B1150/23 is detected as a result of
troubleshooting for the airbag system, pe ...
No. 2 Clearance Warning Buzzer Circuit
DESCRIPTION
The clearance warning ECU receives the ultrasonic sensor signal to sound the
rear warning buzzer.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU - AIR CONDITIONER
AMPLIFIER)
Disconnect the connectors from the clearance warning ...
