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. Replace parts as necessary.

Operation check
Terminals of ecuCustomization
Customizable features
Your vehicle includes a variety of electronic features that can be
personalized to your preferences. The settings of these features
can be changed by using the steering wheel switches, entune
premium audio with navigation or entune audio, or at your
toyota dealer.
Customi ...
Wireless charger (if
equipped)
A portable device can be
charged by just placing Qi standard
wireless charge compatible
portable devices according to
the Wireless Power Consortium,
such as smartphones and
mobile batteries, etc., on the
charge area.
This function cannot be used
with portable devices that are
larger than the chargi ...
Downhill assist control indicator light does not come on
Description
Refer to the description of "downhill assist control indicator light remains
on" (see page bc-156).
Wiring diagram
Refer to the downhill assist control indicator light circuit (see page
bc-157).
Inspection procedure
Check can communication system
Check if the ...