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:
Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button
assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connector between the airbag sensor
assy center and the horn button assy.
for the black ...
Circuit description
The shift solenoid valve sl is turned ”on” and ”off” by signals from the ecm
in order to control the hydraulic
pressure operation, the lock–up relay valve, which then the controls operation
of the lock–up clutch.
Fail safe function:
if the ecm detects a malfunction, it turns the ...
Circuit description
The p squib circuit consists of the airbag sensor assy center and instrument
panel passenger airbag assy.
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0105/53 is recorded when a short is detected in the p squib circuit.
Wiring diagram
...


