Toyota Corolla (E170) 2014–2019 Owners Manual / Interior features / Using an external device / Using the AUX port
Toyota Corolla (E170): Using the AUX port
This port can be used to connect a portable audio device and listen to it through
the vehicle’s speakers. Press 
until
“AUX” is displayed.
Connecting a portable player
■Operating portable audio devices connected to the audio system
The volume can be adjusted using the vehicle's audio controls. All other adjustments must be made on the portable audio device itself.
■When using a portable audio device connected to the power outlet
Noise may occur during playback. Use the power source of the portable audio device.
Other materials:
Valve clearance
Adjustment
1. Remove cylinder head cover no.2
Remove the 2 nuts, 2 clips and cylinder head cover.
2. Disconnect engine wire
Remove the 5 clamps from the 5 clamp brackets.
Disconnect the 4 ignition coil connectors.
Remove the bolt and nut installing the engine wire ...
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 ...
Fuel information
You must only use unleaded gasoline in your vehicle.
Select octane rating 87 (Research Octane Number 91) or higher.
Use of unleaded gasoline with an octane rating lower than 87 may result in engine
knocking. Persistent knocking can lead to engine damage.
At minimum, the gasoline you use should ...