Normal Operation
WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
The air suspension module controls the air suspension and the variable assist power steering (VAPS). Voltage is supplied through the central junction box (CJB) and the battery junction box (BJB) on circuits 418 (DG/YE) and 298 (VT/OG). The air suspension module is grounded through circuit 676 (PK/OG).