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
TiresEcm communication circuit malfunction
Description
The circuit is used to send trc and vsc control information from the skid
control ecu to the ecm, and
engine control information from the ecm to the skid control ecu.
Inspection procedure
Hint:
Check that the part numbers of the installed ecm and skid control ecu are
cor ...
Dtc check / clear
Check dtc
Connect the intelligent tester to the dlc3.
Turn the ignition switch on and turn the tester on.
Select the following menu item: body / sliding roof /
dtc.
Check the dtc(s).
Clear dtc
Connect the intelligent tester to the dlc3.
Turn the ignition switch on ...
Starter relay circuit high
Description
While the engine is being cranked, the positive battery voltage is applied to
terminal sta of the ecm. If
the ecm detects the starter control (sta) signal while the vehicle is being
driven, it determines that there
is a malfunction in the sta circuit. The ecm then illuminates ...