FixVault

ECA Check

  1. Ensure ignition switch is in the OFF position. Ground White/Blue wire at ECA 24-pin connector, located forward of center console. See IDENTIFYING WARNING LIGHT CIRCUIT illustration.
  2. If check engine warning light comes on, replace ECA. If check engine warning light does not come on, go to CHECK ENGINE LIGHT TEST.
Fig 1: Identifying Warning Light Circuit
G90J08307Courtesy of FORD MOTOR CO.