Toyota Corolla (E170): Making a phone call

To enter the “PHONE” mode, press the off-hook switch.

■ Making a phone call

● Dialing by selecting a name ● Speed dialing
● Dialing by entering the number ● Dialing from call histories

■ Receiving a phone call

● Answering the phone ● Refusing a call

■ Operations during a call

● Transferring a call ● Muting your voice ● Inputting digits ● Setting call volume

■ Adjusting the ringtone volume when receiving a call

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Circuit description
When the ignition switch is turned on, battery positive voltage is applied to the coilwhich closes the contacts of the efi main relay (marked: efi) and supplies power to terminal +b of the ecm. This signal causes current to flow to the coil, closing the contacts of the efi relay and supplyin ...

On–vehicle inspection
1. Check cooling fan operation with low temperature (below 83 c (181 f)) Turn the ignition switch on.  check that the cooling fan stops. Hint: if not, check the cooling fan relay and water temperature sensor, and check for separated connector or severed wire between the cooling fan ...

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 p ...