See also:

Maintenance and Lexus Warranty Coverage
Maintaining your vehicle according to the recommendations in this booklet is required to ensure that your warranty coverage remains intact. You should keep detailed records of vehicle maintenance, ...

Replacement parts
To ensure optimum performance and maintain the quality built into your vehicle’s emission control systems, Lexus recommends the use of Genuine Lexus Parts when servicing or repairing the system ...

Emission inspection and maintenance (I/M) progra
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system.  - If the malfunc ...