Toyota Corolla (E170) 2014–2019 Owners Manual / Interior features / Using the audio system
Toyota Corolla (E170): Using the audio system
Optimal use of the audio system
Sound quality (treble/bass) and volume balance can be adjusted.
1 Displays the current mode 2 Changes the following setting • Sound quality and volume balance
The sound quality and balance setting can be changed to produce the best sound.
• Automatic Sound Levelizer on/ off
3 Selects a mode
Using the audio control function
■ Changing sound quality modes
1 Press 
.
2 Turn 
to select “Sound Setting”.
3 Press 
.
4 Turn 
to select the desired mode.
“BASS”, “TREBLE”, “FADER”, “BALANCE”, or “ASL” 5 Press
.
■ Adjusting sound quality
Turning 
adjusts the level.
*:The sound quality level is adjusted individually in each audio mode.
■ Adjusting the Automatic Sound Levelizer (ASL)
When ASL is selected, turning 
to
the right changes the amount of ASL 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 the vehicle speed.
Other materials:
Side mudguard sub–assy lh
Replacement
Hint:
use the same procedures for the rh side and lh side.
1. Remove side mudguard sub–assy lh
Using a clip remover, remove the 8 retainers and 9 clips.
using a moulding remover, remove the mudguard.
2. Install side mudguard sub–assy lh
Install the mudgu ...
Speed sensor front lh
Replacement
Hint:
replace the rh side by the same procedure as the lh side.
1. Remove front wheel
2. Remove front fender liner lh
3. Remove speed sensor front lh
Disconnect the speed sensor wire harness clamp from
the body.
disconnect the speed sensor connector.
Remo ...
Circuit description
The ecm compares the two waveforms of the heated oxygen sensors located
before and after the catalyst
to determine whether or not the catalyst performance has deteriorated.
Air–fuel ratio feedback compensation keeps the waveform of the heated oxygen
sensor in front of the catalyst
alterna ...