Theory questions
What is true about cold starts?
Cold start = when the car has been standing out in the cold without a heater.
“Each time you start your car cold, it increases both fuel consumption and emissions.” (Swedish Transport Administration)
Körkortonline.se offers driving licence theory tests in English (free demo test), Swedish (free demo test). This is an example of an explanation of a test question.
There is also a driving licence book online (2026).
More examples of explanations:
- Which fuel contributes the least to the greenhouse effect?
- How long before departure should you preheat the engine if the outside temperature is -20 °C?
- How long before departure should you preheat the engine if the outside temperature is -4 °C?
- How long before departure should you preheat the engine if the outside temperature is +10 °C?
- What are HA oils?
- What are retreaded tyres?
- Which of the following is applicable to four-wheel drive and fuel consumption?
- Which rpm level should you avoid exceeding if you want the catalytic converter to be effective?
- Do all new cars that are sold within the EU have to meet any environmental requirements?
- Which alternative gives examples of substances that the Euro norm has established limits for?
- What should you do to conserve fuel in this situation?
- Which statement is true regarding catalytic converters?
- Which statement applies to the stretch 15 metres after this crossing?
- Which engine emits the most harmful nitric oxides?
- How much higher are the emissions of harmful particles from a diesel engine without a particle filter compared to a diesel engine with one?
- What type of diesel is sold in Sweden?
- Is it true that biofuels reduce the total carbon dioxide content in the atmosphere?
- Which alternative describes something that reduces the blood’s ability to take up oxygen and is lethal in large doses?
- Which alternative is something that can have an impact on genetic material, cause cancer and also contribute to the formation of tropospheric ozone?
- Which alternative is something that contributes to the acidification and eutrophication of water, while also having an effect on our breathing?
Category:
- Theory questions: Vehicle
- Theory questions: Environment
- Theory questions: Traffic safety
- Theory questions: Traffic regulations
- Theory questions: Individual circumstances
- Theory questions: Road signs
