U0199-Lost Communication With Driver Door Module (Left Window Regulator Module): Notes
WARNING: This page is about a different car, the 2006 Chrysler PT Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Data Link Connector: SCI, PCI BUS, Diagnostic CAN C, CAN C BUS & CAN B BUS Circuits