Toyota Sienna Service Manual: Precaution
1. Check that the battery cables are connected to the correct terminals.
2. Disconnect the battery cables when the battery is given a quick charge.
3. Do not perform tests with a high voltage insulation resistance tester.
4. Never disconnect the battery cables while the engine is running.
5. Check that the charging cable nut is tightened on terminal b of the generator and the engine room r/b.
Parts location
SYSTEM DIAGRAM
PROBLEM SYMPTOMS TABLE
Charging system
...
On-vehicle inspection
1. Check battery electrolyte level
(a) Check the electrolyte level.
(1) If the electrolyte level is low, replace the battery
(or add distilled water) and check the charging
system.
2. CHECK BAT ...
Other materials:
Warning lights and
indicators
The warning lights and indicators on the instrument cluster and
center panel inform the driver of the status of the vehicle’s various
systems.
For the purpose of explanation, the following illustration displays
all warning lights and indicators illuminated.
Vehicles with monochrome displ ...
No. 2 Ultrasonic sensor
COMPONENTS
REMOVAL
1. REMOVE REAR BUMPER COVER (2)
2. REMOVE NO. 1 ULTRASONIC SENSOR RETAINER
Remove the No. 1 ultrasonic sensor retainer as
shown in the illustration
3. REMOVE NO. 2 ULTRASONIC SENSOR
Disconnect the connector and remove the No. 2
ultrasonic ...
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to prevent the airbag working
2. REMOVE FRONT SEAT ASSEMBLY
HINT:
Refer to the instructions for removal of the front seat assembly (for
flat type).
Refer to the ins ...
