Noise from under vehicle after turning off the engine
Lexus GX / Lexus GX Owners Manual / For your information / 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:
Overview buttons and guidance screen
...
Vanity mirror
Slide the cover to open.
The light turns on when the cover is opened.
NOTICE
- To prevent battery discharge
Do not leave the vanity lights on for extended periods while the engine is off. ...
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 ...