Toyota Corolla (E170): Using the steering wheel switches to change audio source

The audio source changes as follows each time the “MODE/HOLD” switch is pressed.

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    Inspection procedure
    1 Check door lock 2 Check wire harness (tvip ecu door lock) Disconnect the tvip ecu and door lock connectors.  check the continuity between the terminals of the tvip ecu and door lock connectors, as shown in the illustration and table. Standard: 3 Check wire harness ...

    Inspection procedure
    1 Check relay (marking: starter cut) Inspect the relay continuity, as shown in the illustration and table. Standard: 2 Check tvip ecu Disconnect the tvip ecu connector.  turn the ignition switch position to the start.  measure the voltage between the termina ...

    Connecting a Bluetooth® device
    Up to 5 Bluetooth® devices (Phones (HFP) and audio players (AVP)) can be registered. If more than 1 Bluetooth® device has been registered, select which device to connect to. 1 Press the “SETUP” button. 2 Select “Bluetooth*”. *: Bluetooth is a registered trademark of Bluetooth SIG, In ...