Control Unit Input Test

Remove lower instrument panel cover. Disconnect immobilizer control unit 8-pin connector. See Fig 1 . Check for good terminal contact of connector. Perform control unit input test. See Fig 2 . Repair as necessary. If all control unit input test results are okay, check immobilizer receiver and transponder. See IMMOBILIZER RECEIVER & TRANSPONDER TEST  .

Fig 1: Identifying Immobilizer Control Unit 8-Pin Connector Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 2: Immobilizer Control Unit Input Test

Courtesy of AMERICAN HONDA MOTOR CO., INC.