Toyota Corolla (E170) 2014–2019 Owners Manual / Interior features / Bluetooth® phone (Multimedia system) / What to do if... (Troubleshooting)
Toyota Corolla (E170): What to do if... (Troubleshooting)
If there is a problem with the hands-free system or a Bluetooth® device, first check the table below.
► When using the hands-free system with a Bluetooth® device

► When registering/connecting a cellular phone

► When making/receiving a call

► When using the phonebook

► When using the Bluetooth® message function

► In other situations

Other materials:
Pressing power switch does not start system
Wiring diagram
Inspection procedure
1 Inspect radio receiver assy(+b, acc, gnd)
Check that the continuity between terminals at each
condition, as shown in the chart.
Standard:
Check that the voltage between terminals at each condition,
as shown in the chart.
Standard:
...
Circuit description
1 Check p squib circuit(airbag sensor assy center – instrument
panel passenger airbag assy)
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 instrument panel ...
Seat belts
Make sure that all occupants
are wearing their seat
belts before driving the
vehicle.
WARNING
Observe the following precautions
to reduce the risk of injury in the
event of sudden braking, sudden
swerving or an accident.
Failure to do so may cause death
or serious injury.
■Wearing a seat belt
E ...


