Oil change on 2009 Honda Fit

How I can reset the oil gage in 2009 honda fit I put a new oil a new filter and the gage show me 10% only.

Asked by for the 2009 Honda Fit
Turn the ignition switch to on (engine not running), hit the reset/select knob until "oil life remaining display" is displayed. Press Select /reset knob for ten seconds the oil life display will blink, Press the Select/Reset knob again for 5 seconds and the oil life will reappear 100%.
1 more answer
Read your owner's manual, it describes exactly how to do this.