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Key Interlock Solenoid

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2005 Acura NSX, 2004 Acura NSX, 2003 Acura NSX-T, 2003 Acura NSX, and 2002 Acura NSX-T. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the dashboard lower cover, and disconnect the floor wire harness connectors. See Fig 1 .
  2. Disconnect the 8-pin connector from the floor wire harness.
  3. Check for continuity between the terminals in each switch position shown in chart. See Fig 2 .
  4. Check that the key cannot be removed with power connected to terminal "C" and ground to terminal "B". If the key cannot be removed, the key interlock solenoid is OK. If the key can be removed, replace the steering lock assembly. See STEERING LOCK under REMOVAL & INSTALLATION in STEERING COLUMN SWITCHES -- NSX & NSX-T article.
Fig 1: Removing Dashboard Lower Cover
G00118567Courtesy of AMERICAN HONDA MOTOR CO., INC.
Fig 2: Key Interlock Solenoid Continuity Test
G00118568Courtesy of AMERICAN HONDA MOTOR CO., INC.
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