2011 Acura MDX Owner's Manual - Page 174

Interior Lights Tailgate Lights The lights in the tailgate have an onoff switch to control if the lights come on when the tailgate is opened. The tailgate lights do not come on when any other doors are opened. Individual Interior Lights The courtesy lights in all four doors come on when you open any door. The light around the ignition switch comes on when any door is opened. After you close the door, the ignition switch light stays on for about 30 seconds regardless of the interior light dimming time setting (see page 110). 170 2011 MDX