How is the spanner symbol reset on a Peugeot 206?

To reset the spanner symbol on a Peugeot 206, turn the ignition key to the "ON" position without starting the engine. Press the trip reset button on the dashboard for about 10 seconds until the spanner symbol starts to blink, then release the button. Finally, press and hold the button again until the symbol disappears, indicating the reset is complete.