2009 Toyota Tacoma Regular Cab Owners Manual - Page 273

3-2. Using the audio system n Adjusting sound quality Turning Sound quality mode Bass Midrange Treble adjusts the level. Mode displayed BAS MID* 1 Level -5 to 5 -5 to 5 -5 to 5 Turn to the left Turn to the right Low High TRE Front/rear volume balance FAD F7 to R7 Shifts to roof*2/roof and subwoofer*3, Shifts to rear*4 Shifts to left Shifts to front Left/right volume balance BAL L7 to R7 Shifts to right *1:JBL brand audio system *2:Access Cab models without sub woofer *3:Access Cab models with sub woofer *4:Double Cab models n Adjusting the Automatic Sound Levelizer (ASL) Except JBL brand audio system When "ASL" is selected, turning to the right changes the "ASL" level in the order of "LOW", "MID" and "HIGH". Turning to the left turns "ASL" off. ASL automatically adjusts the volume and tone quality according to vehicle speed. 254