FixVault

Check Engine Warning Light Will Not Go Off

  1. Turn ignition off. Disconnect White/Blue wire from Electronic Control Assembly (ECA) 24-pin connector. See IDENTIFYING WARNING LIGHT CIRCUIT illustration. ECA connector is located forward of center console. Start engine.
  2. If CHECK ENGINE warning light goes off, problem is indicated in computerized engine control system. Repair as necessary. If CHECK ENGINE warning light does not go off, repair White/Blue wire between cluster and ECA.