How to change a 2010 Accord head light bulb, access from bonnet . . . Nope in through wing, so arch liner out, which is front wheel off, part of undertray then arch liner then air box and intake pipe then reach in blind and feel for a cap turn that anti clock wise, THEN release the bulb clip by feel only again, swap bulb repeat reverse, all an all 2hours to change 1 H4