Toyota Corolla (E170) 2014–2019 Owners Manual / Interior features / “SET UP” menu / Using the “SET UP” menu (“Bluetooth” menu) / Setting automatic connection of the device on or off
Toyota Corolla (E170): Setting automatic connection of the device on or off
If “BT power” is set to on, the registered device will be connected automatically when the engine switch is turned to the “ACC” position (vehicles without a smart key system) or ACCESSORY mode (vehicles with a smart key system).
1 Select “BT Power” using 
.
2 Select “ON” or “OFF” using .
Other materials:
Inspection procedure
1 Check tvip ecu
Check that the operation of the tvip function is normal.
Hint:
with this inspection, the tvip ecu cpu can be diagnosed if it works normally or
not.
2 Check wire harness (tvip ecu integration relay)
Disconnect the tvip ecu and integration relay connectors.
ch ...
Circuit inspection
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 connectors between the airbag sensor
assy center and the horn button assy.
connect the ...
Light control switch circuit
Wiring diagram
Inspection procedure
1 Check headlamp dimmer switch assy (light control switch)
2 Check wire harness (tvip ecu light control switch)
Disconnect the tvip ecu and light control switch connectors.
check the continuity between the terminals of the tvip
e ...