Normal Operation
WARNING: This page is about a different car, the 2005 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
The DDM is powered by battery voltage from circuits 29-AJ80 (OG) and ignition voltage circuit 29S-AJ86 (OG/BU) and is supplied ground on circuits 91-AJ80 (BN/BU) and 31-AJ80B (BK/OG).