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:
Circuit description
Refer to dtc p0130
Dtc no.
Dtc detection condition
Trouble area
P0133
After engine has been warmed up, if response time that heated
oxygen sensor’s output voltage reaches from rich to lean.
Or from lean to rich, is 0.6 Second or more during idling.
...
Check mode procedure
Hint:
hand–held tester only:
compared to the normal mode, the check mode has more sensing
ability to detect malfunctions. Furthermore, the same diagnostic
items which are detected in the normal mode can also be
detected in the check mode.
1. Check mode procedure(using the hand–held tester) ...
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 ...