Turn the key to STOP while the engine is idling.
A quick burst on the accelerator before turning off the engine serves absolutely no practical purpose and wastes fuel.
IMPORTANT
After a taxing drive you should allow the engine to “catch its breath” before turning it off by letting it idle to allow the temperature in the engine compartment to fall.
See also:
Functions And Adjustments
Turning The Car Radio On
The car radio comes on when the (ON/OFF)
button is pressed briefly.
When the car radio is turned on and the on volume limit is on, the volume is
limited to a setting of ...
Instruments
Instrument background and type can change according to versions. ...