Toyota Hilux Owner's Manual page 267

Reordering the audio source
Select "Source".
1
Select "Reorder".
2
Select the desired audio source
3
then or
Using the steering wheel switches to change audio source
Press the "MODE/HOLD" switch when the audio system is turned on.
The audio source changes each time the switch is pressed. If no discs
are inserted in the player, or if an external device is not connected,
that mode will be skipped. (→P. 252)
to reorder.
5-4. Using the audio system
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