'04-'06 Touring Models

Remove the recline cover (see '04-06 MODELS ).
Disconnect the 5P connector (A) from the lumbar support switch (B).

Fig 1: Disconnecting 5P Connector From Lumbar Support Switch
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Carefully remove the switch from the recline cover.
Check for continuity between the terminals in each switch position according to Fig 2 .

Fig 2: Checking Continuity Between Terminals In Each Switch Position Chart
Courtesy of AMERICAN HONDA MOTOR CO., INC.
If the continuity is not as specified, replace the switch.