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:
Eco drive mode (if equipped)
Press the switch.
Suitable for enhancing the fuel economy, because the torque corresponding to
the accelerator pedal depression amount can be generated more smoothly than it is
in normal conditions and the operation of the air conditioning system (heating/cooling)
will be minimized.
Press th ...
Inspection procedure
1 Check p/t squib(rh) circuit(airbag sensor assy center – front
seat outer belt assy rh)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the seat belt pretensio ...
Circuit description
A thermistor is built in the engine coolant temperature sensor and changes
the resistance value according
to the engine coolant temperature.
The structure of the sensor and connection to the ecm is the same as those of
the intake air temperature
sensor.
Hint:
if the ecm detects the dtc ...