Displaying the Diagnostic Trouble Code (DTC)

Turn the ignition switch to LOCK(0) and move the seat to a non-memorized position.
Press and hold the SET button (A) and both position buttons (B) at the same time.

Fig 1: Identifying Set And Position Buttons With Indicator
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Turn the ignition switch to ON (II), and wait at least 1 second, then release the three buttons.
After 1 second, the position button indicators (C) will blink to show the DTC.