Power Mirror Switch Test/Replacement

Disconnect the 13P connector (A) from the power mirror switch (B).

Fig 1: Identifying Power Mirror Switch 13P Connector Terminals
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Check for continuity between the terminals in each switch position according to the table.
Mirror Switch:

Fig 2: Mirror Switch Terminals Continuity Chart
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Defogger Switch:

Fig 3: Defogger Switch Terminals Continuity Chart
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If the continuity is not as specified, replace the power mirror switch.