Power Mirror Switch Test/Replacement

Carefully pry the switch panel out from the dashboard.
Disconnect the 10P connector (A) from the power mirror switch (B).

Fig 1: Identifying 10P Connector And Power Mirror Switch
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Check for continuity between the terminals in each switch position according to the table.

Fig 2: Mirror Switch Continuity Reference Chart
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 3: Retract Switch Continuity Reference Chart
Courtesy of AMERICAN HONDA MOTOR CO., INC.
If the continuity is not as specified, replace the power mirror switch.