See also:

What is not covered
These warranty obligations do not apply to failures or noncompliance caused by: • The use of replacement parts not certified in accordance with aftermarket parts certification regulations. � ...

Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have blown. If this happens, check and replace the fuses as necessary. Turn the “ENGINE START STOP” switch off. Open the fuse ...

Have the vehicle inspected by your Lexus dealer immediately.
Failing to investigate the cause of the following warnings may lead to the system operating abnormally and possibly cause an accident. Have the vehicle inspected by your Lexus dealer immediately. ...