Pinpoint Test D: No Communication With The Lighting Control Module (LCM)
WARNING: This page is about a different car, the 2002 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Pinpoint Test D: No Communication With Lighting Control Module (D1)
Courtesy of FORD MOTOR CO.
Fig 2: Pinpoint Test D: No Communication With Lighting Control Module (D2-D3)