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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1649 ((Rear Air Suspension Control Module (ASCM) - Electrical Diagnostics - 2500 Hd)) >> DTC Troubleshooting >> C220C-00-Active Suspension Module Internal >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

The Air Suspension Control Module (ASCM) continuously monitors internal hardware circuitry for defects. The Service Air Suspension Message will be displayed on the cluster when this fault is first active.