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Is a driver required to cooperate with tests to detect polluting gas emissions from their vehicle?

Preventive and Efficient Driving – Observation and Fuel Saving

Is a driver required to cooperate with tests to detect polluting gas emissions from their vehicle?
All drivers are required to cooperate in tests for detecting the emission of polluting gases to ensure compliance with regulations aimed at reducing pollution and promoting road safety.

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Study real DGT questions in English and check the Spanish meaning with instant translation when you need it.

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Can I keep studying in the app after this free question?

Yes. The public page is only the entry point. In the app you can continue with more questions, explanations, translations and progress tracking.

Can I also use the web version after this?

Yes. Web access works together with the app: install ProntoTest, sign in on mobile, and then open the web version by scanning the login QR from the app.

Is this page useful if I want the Spanish theory test in English?

Yes. The English version is written for people preparing the Spanish DGT theory test in English and includes a translation toggle plus app CTA.

Do you explain the correct answer?

Yes. Each public question includes a hint and an explanation block so the page is useful even before you open the app.