Check the battery as follows.
â– Battery exterior
Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps.

â– Before recharging
When recharging, the battery produces hydrogen gas which is flammable and explosive. Therefore, observe the following precautions before recharging:
â– After recharging/reconnecting the battery (vehicles with smart key system)
If the engine will not start even after multiple attempts, contact your Toyota dealer.
WARNING
â– Chemicals in the battery
A battery contains poisonous and corrosive sulfuric acid and may produce hydrogen gas which is flammable and explosive. To reduce the risk of death or serious injury, take the following precautions while working on or near the battery:
â– Where to safely charge the battery
Always charge the battery in an open area. Do not charge the battery in a garage or closed room where there is not sufficient ventilation.
â– Emergency measures regarding electrolyte
If you feel pain or burning, get medical attention immediately.
â– When there is insufficient battery fluid
Do not use if there is insufficient fluid in the battery. There is a possible danger that the battery may explode.
NOTICE
â– When recharging the battery
Never recharge the battery while the engine is running. Also, be sure all accessories are turned off.
Adding the washer fluid
If any washer does not work or the warning message appears on the multi-information display, the washer tank may be empty.
Add washer fluid.

WARNING
â– When adding washer fluid
Do not add washer fluid when the engine is hot or running as washer fluid contains alcohol and may catch fire if spilled on the engine, etc.
NOTICE
â– Do not use any fluid other than washer fluid
Do not use soapy water or engine antifreeze instead of washer fluid.
Doing so may cause streaking on the vehicle's painted surfaces, as well as damaging the pump leading to problems of the washer fluid not spraying.
â– Diluting washer fluid
Dilute washer fluid with water as necessary.
Refer to the freezing temperatures listed on the label of the washer fluid bottle.
Checking and adding the
brake fluid
TiresProblem symptoms table
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms
are listed in order of probability in the "suspected area"
column of the table. Check each symptom by checking the
suspected areas in the order they are listed. Re ...
Wireless remote control
Function summary
The wireless remote control can be used to lock and unlock the vehicle.
It also opens and closes the back door.
Vehicles without a smart key system
Locks all the doors
Unlocks all the doors
Pressing the button unlocks the
driver’s door. Pressing the button
again wi ...
Back-up power source circuit
Description
This is the back-up power source circuit for the air conditioning amplifier.
Power is supplied even when the
ignition switch is turned off and is used for functions such as the diagnostic
trouble code memory.
wiring diagram
Inspection procedure
Inspect fuse (ecu-b2)
...