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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Information System And Entertainment System -- F250-F550 Super Duty) >> Diagnosis And Testing >> Information and Entertainment System >> Principles of Operation >> Audio Front Control Module (ACM) Illumination

Audio Front Control Module (ACM) Illumination

WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

The base (AM/FM) ACM has a hardwired illumination circuit from the Body Control Module (BCM). For all other ACMs, the illumination signal is received via the MS-CAN.