FixVault

Ignition Control Module (ICM)

WARNING: This page is about a different car, the 2001 Acura NSX-T, 2001 Acura NSX, 2000 Acura NSX-T, and 2000 Acura NSX. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the connector terminals to be sure they are all making good contact. If the terminals are bent, loose, or corroded, repair them as necessary, and recheck the system.
  2. If the terminals look OK, perform ICM input tests.
  3. Disconnect the 8-pin connector from the ICM. See Fig 1 .
  4. Perform circuit tests on the connector as shown in the chart. If any test indicates a problem, find and correct cause, then recheck the system.
  5. If all the input tests prove OK, replace ICM.
Fig 1: Testing Ignition Control Module
G00095444Courtesy of AMERICAN HONDA MOTOR CO., INC.