Have youchecked youroil recently?

Sources:http://www.ecodrive.org/en/what_is_ecodriving-/additional_tips_and_tricks/http://www.theaa.com/motoring_advice/fuels-and-environment/drive-smart.htmlhttp://www.theaa.com/motoring_advice/news/aa-fuel-for-thought-increased-cost-of-winter-motoring.html

Ensure your tyres are correctly inflated and check you’re using the right oil

Lose weight andstreamline your vehicle

Change gear at the most efficient point

Stick to the speed limit

Accelerate and decelerate smoothly and avoid traffic jams

Plan your journeys and combine short trips

Avoid using in-car gadgets

your petrol usage

Changing gear earlier creates less work for the engine.

OPTIMUM POINT TO CHANGE GEAR:diesel car:

around 2,000rpm

petrolcar:

2,500rpmaround

Driving at 70mph uses up to 9% more fuel than travelling at 60mph and up to 15% more than at 50mph.

Underinflated tyres are dangerous and costly.

increases rolling resistance

by 10% and fuel consumption by 2%.

too low tyre pressure

25%

Starting your car from cold uses more fuel. Combining short trips means you can keep your engine warm. In an outside temperature of 10°C, a car's fuel consumption for the first mile will be around 40% higher than with a warmed-up engine.

+10°C

Air conditioning should be used wisely. When in town it may use more fuel, but when travelling at speed the increased drag created by open windows makes air con more economical.

Turning on theheated rear

window uses

2% more fuelaround

Avoid sudden and unnecessary breaking while on the road to limit fuel consumption.

A petrolcar can lose between

⅔ to ¾litre of fuel for every hour it is in traffic.

toways

Remove any unnecessary items from the boot and take off roof racks when not in use to decrease air resistance.

100kg

A load of 100kg on a medium class vehicle of 1,500kg weight, there is an increase in consumption of about 6.7%.