Fuel level, status
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2006 Volvo S80, 2005 Volvo S80, 2004 Volvo S80, 2003 Volvo S80, and 2002 Volvo S80. However, it is still accessible from the selected car via links, so may be relevant.
Fuel level OK: The control module registers that there are more than 4 liters of fuel in the fuel tank and the heater can be started.
Fuel level too low: The control module registers that there is less than 4 liters of fuel in the fuel tank and the heater cannot be started.