Noise from under vehicle after turning off the engine
Approximately five hours after the engine is turned off, you may hear sound coming from under the vehicle for several minutes. This is the sound of a fuel evaporation leakage check and, it does not indicate a malfunction.
See also:
Micro dust and pollen filter mode button
Operates micro dust and pollen fil- ter on/off.
Outside air mode switches to (recirculated
air) mode. Pol- len is removed from the air and the air flows to the upper part
of the body.
Usually ...
Scheduled Maintenance Log
If you drive only occasionally under any of the special operating conditions
noted, it is not necessary to change the oil every six months or 5,000 miles or
to perform the additional services list ...
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 ...