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:
Cd cannot be inserted or is ejected right after
insertion
Wiring diagram
Inspection procedure
1 Check if a proper cd is inserted
Check that a proper cd is inserted.
Make sure that the cd is normal audio cd, and that there is no
deformation, flaw, stain, burr and
other defects on the cd.
Standard: normal audio cd.
Reference:
...
For vehicles equipped with srs airbag and seat belt pretensioner
Hint:
the vehicle is equipped with an srs (supplemental restraint system), such as the
horn button assembly,
the instrument panel passenger airbag assembly, the front seat airbag assembly,
the center airbag sensor
assembly, the front airbag sensor, the side airbag sensor and the seat belt
p ...
Inspection procedure
1 Inspect dlc3 terminal voltage
Turn the ignition switch to on.
measure voltage between terminals 13 (tc) and 4 (cg) of
dlc3.
Ok:
voltage: 10 – 16 v
2 Check harness and connector(between cruise control ecu assy
and dlc3)
Check for open and short circuit in harness ...