Repair delays
If a Lexus dealership is unable to complete repairs on your vehicle within 30 days, you may have the repairs made under Lexus’ provisions for emergency warranty repairs.
See also:
Horn
To sound the horn, press on or close to the
mark.
...
Initialization
Items to initialize
The following items must be initialized for normal system operation in
cases
such as after the 12-volt battery is reconnected, or maintenance is performed
on the vehicle.
...
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, ...