With Driving Position Memory System (DPMS)

Lower the door glass fully.
With your hand, carefully release the clip, lift the cover upward to release the hook (A), and remove the cover (B) in the sequence shown.

Fig 1: Identifying Clip And Cover
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the door panel (see FRONT DOOR PANEL REMOVAL/INSTALLATION ).
Disconnect the connector (A).

Fig 2: Mirror Connector With Torque Specification
Courtesy of AMERICAN HONDA MOTOR CO., INC.
While holding the mirror, remove the nuts securing the mirror.
While holding the mirror (A), pull the harness (B) out through the hole in the door. Take care not to scratch the door.

Fig 3: Identifying Mirror And Harness
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Install the mirror in the reverse order of removal, and make sure the connector is plugged in properly.