LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2021 >> Expedition MAX Limited, 4WD >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Accessory Charging >> Description And Operation >> Wireless Accessory Charging Module (WACM) - System Operation and Component Description >> System Operation >> System Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

System Logic

The WACM directly sends a charge status message over the HS-CAN3 to the APIM. The signal the APIM receives from the WACM includes information about the state of the WACM: Charge Not In Progress, Charge In Progress, Metal Object Detected. These are used for the FCIM display messages.