See also:

Have the malfunction repaired immediately.
After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ...

If you have questions
If you have questions or concerns about your vehicle’s federal emission warranty coverage, please follow the steps described on pages 9–10. In the case of the Emission Performance Warranty, y ...

Vehicle Service History
When you have your vehicle serviced at a Lexus dealership, your service information is recorded in the Lexus National Service History database. This is the first database of its kind in the aut ...