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Removal & Installation

Remove seat back panels. Unbolt Electronic Control Module (ECM) bracket. See Fig 1 . Disconnect harness connector. To install, reverse removal procedure.

NOTE: For vehicles equipped with engine immobilizer system, ECM will need to be reprogrammed. See IMMOBILIZER SYSTEM in 1997-99 SELF-DIAGNOSTICS -- NSX & NSX-T article.

Fig 1: Removing Engine Control Module

Courtesy of AMERICAN HONDA MOTOR CO., INC.