How could Dave improve his fuel economy?

Explanation: • By leaving his braking as late as possible: No, this is potentially dangerous and will not help.
• By selecting neutral when going downhill: No, this is a potentially dangerous practice and could lead to loss of control of the vehicle.
• By using red diesel for both the refrigeration unit and the vehicle: No, the use of red diesel as a road fuel is prohibited for most vehicles and in any case would not affect fuel consumption.
• By using cruise control when possible and switching the engine off when stopped at his delivery points: Yes, using cruise control will increase efficiency and switching the engine off when stopped at his delivery points will help to reduce wasted fuel.

Category: CPC Case Studies: EcoSafe Driving