Here you can customise routing behaviour and set the correct parameters for your car.
General
Results
Set the maximum number of routing results you want to see in the output pane at any one time.
Fuel consumption
Set the fuel consumption parameters for your car. Use the drop down menus on the right to select between a European style calculation (litres per kilometre) or brutish style (miles per gallon).
Fuel cost
Enter the average price per litre of petrol in your car.
Runtime
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Map dependent
Use this tab to change average speeds and preferences along the road you travel. Move the Preference slider to the right to increase preference and make Navigator favour that type of road in your route calculations.