Hyundai Elantra: Fuel, engine coolant and engine oil

Fifth generation (MD/UD; 2010–2015) / Hyundai Elantra MD 2010-2015 Owners manual / Driving your vehicle / Special driving conditions / Highway driving / Fuel, engine coolant and engine oil

High speed travel consumes more fuel than urban motoring. Do not forget to check both engine coolant and engine oil.

Tires

Adjust the tire inflation pressures to specification. Low tire inflation pressures will result in overheating and possible failure of the tires. Avoid using worn or damaged tires which may result i ...

Drive belt

CAUTION A loose or damaged drive belt may result in overheating of the engine. Inspect your drive belt for proper tension, or have your Hyundai dealer inspect this at the normal service interval ...