TOYOTA 2011 Sienna - Manual (Page 487)

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3-2. Using the audio system
3
Inte
rior fe
atures
Using the audio control function
■ Changing sound quality modes
Type A
Pressing selects the mode in the following order.
“BAS” → “TRE” → “FAD” → “BAL” → “ASL”
Type B and C
Press .
Press that corresponds to the desired mode.
“BASS”, “MID” (type C only), “TREB”, “FADE”, or “BAL”
STEP 1
STEP 2