S80 AWD V8-4.4L VIN 85 B8444S (2008)
Tighten, see: See: Differential Lock/Control Unit/Service and Repair/Active On-Demand Coupling Module, TF-80SC, M66
Connect the connectors for the control module and the oil pump.
Top up and check the oil level in the active on demand coupling (AOC). See: Final drive, B8444S, TF-80SC AWD See: Service and Repair/Final Drive.
Erase any diagnostic trouble codes (DTCs).
