Fiat 500 Owner's Handbook Manual page 188

Controls on steering wheel summary table
Text Interaction (pressure/rotation)
Acceptance of incoming call;
Acceptance of the second incoming phone call and putting the active phone call on hold;
Last 10 calls list on the instrument panel (with call browsing active and phone paired only)
Rejection of incoming call;
Ending of call in progress;
Exit the display on the instrument panel of the last calls (only with call browsing active)
Deactivation/reactivation of the microphone during a phone conversation;
Bluetooth
Activation/deactivation of the USB, ® source Pause;
Activation/deactivation of radio Mute function
Short press: volume increase/decrease in single steps;
+/-
Long press: volume continuous increase/decrease until released
Activation of voice recognition;
Interruption of the voice message in order to give a new voice command;
Interruption of voice recognition
Short press (Radio mode): selection of next/previous station
Long press (Radio mode): scan higher/lower frequencies until released
Bluetooth
Short press (USB, ® mode): selection of previous/next track
Bluetooth
Long press (USB, ® mode): fast forward/rewind until released
Short press (phone mode): selection of next/previous call (only with call browsing active)
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