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Immobilizer-Keyless Control Unit Replacement

WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • SRS components are located in this area. Review the SRS component locations (see COMPONENT LOCATION INDEX ), and precautions and procedures (see PRECAUTIONS AND PROCEDURES ) before doing repairs or servicing.
  • All registered keys are necessary for replacement of the immobilizer-keyless control unit.
  1. Remove the steering column covers (see COLUMN COVER REMOVAL/INSTALLATION ).
  2. Disconnect the 7P connector (A) from the immobilizer-keyless control unit (B).
    Fig 1: Identifying Immobilizer-Keyless Control Unit
    G08053869Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. Remove the two screws and the immobilizer-keyless control unit from the ignition key cylinder.
  4. Install the immobilizer-keyless control unit in the reverse order of removal.
  5. After replacement, register the immobilizer-keyless control unit (see IMMOBILIZER-KEYLESS CONTROL UNIT REGISTRATION  ), and make sure the immobilizer system works properly.
  6. Program all of the client's keys/keyless transmitters (see ADD ONE NEW KEY/KEYLESS TRANSMITTER  ).
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