Toyota Corolla (E170) 2014–2019 Owners Manual / Interior features / Using the Multimedia system / Optimal use of the multimedia system
Toyota Corolla (E170): Optimal use of the multimedia system
On the “Sound Settings” screen, sound quality (Treble/Mid/ Bass), volume balance can be adjusted.
How to adjust the sound settings and sound quality
1 2 3 Select “-” or “+” to adjust the treble, mid or bass to a level between -5 and 5.
4 5 Select “Front” or “Rear” to adjust the front/rear audio balance.
6 7 Select “L” or “R” to adjust the left/right audio balance.

Other materials:
If the electronic key does not
operate properly (vehicles with a
smart key system)
If communication between
the electronic key and vehicle
is interrupted or the electronic key cannot
be used because the battery
is depleted, the smart key
system and wireless remote
control cannot be used. In
such cases, the doors can
be opened and the engine
can be started by following
the procedur ...
Tire information
Typical tire symbols
► Full-size tire
► Compact spare tire
1 Tire size
2 DOT and Tire Identification Number (TIN)
3 Uniform tire quality grading
For details, see “Uniform Tire Quality Grading” that follows.
4 Location of treadwear indicators
5 Tire ply composition and ma ...
On–vehicle inspection
1. Check battery electrolyte level
Check the electrolyte quantity of each cell (maintenance–free battery).
If under the lower level, replace the battery (or add distilled
water if possible) and check the charging
system.
check the electrolyte quantity of each cell ...


