Pinpoint Test G: The Audio Control Module (ACM) Illumination Is Inoperative: Notes
WARNING: This page is about a different car, the 2009 Ford Pickup, 2009 Ford F550 Super Duty, 2009 Ford F450 Super Duty, and 2009 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
Refer to SYSTEM WIRING DIAGRAMS - F250 SUPER DUTY for F250 Super Duty, SYSTEM WIRING DIAGRAMS - F350 SUPER DUTY for F350 Super Duty, SYSTEM WIRING DIAGRAMS - F450 SUPER DUTY for F450 Super Duty or SYSTEM WIRING DIAGRAMS - F550 SUPER DUTY for F550 Super Duty, Cluster and Panel Illumination for schematic and connector information.