2011 Acura MDX Owner's Manual - Page 147

Tailgate If you try to drive off with the tailgate not closed completely, a beeper sounds and a ''DOOR & TAILGATE OPEN'' message is shown on the multi-information display. Keep the tailgate closed at all times while driving to avoid damaging the tailgate and to prevent exhaust gas from getting into the interior. See Carbon Monoxide Hazard on page 60. If there is a problem in the power tailgate system, you will see a ''CHECK POWER TAILGATE'' message on the multi-information display. Have the system checked by your dealer. With this message shown on the multi-information display, you can still open or close the tailgate manually. If the power door lock system cannot unlock the tailgate, unlock it manually. Use a small flat-tipped screwdriver to remove the cover on the back of the tailgate. Push the release lever to the right as shown. If you need to unlock the tailgate manually, it means there is a problem with the tailgate. Have the vehicle checked by your dealer. Unlocking the Tailgate Instruments and Controls 143 2011 MDX