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QuestionsTechnical Matters › Question 2 of 28

If a vehicle is driven with low oil pressure, what effect does this have on its engine?

  1. A.It increases fuel efficiency.
  2. B.It increases fuel consumption.
  3. C.It increases wear and tear on the engine.
  4. D.It increases exhaust emissions.
Show answer & explanation

Correct answer: C. It increases wear and tear on the engine.

Low oil pressure is usually related to low oil level or to a faulty oil pump. Low engine oil level should be topped up in accordance with the manufacturer's recommendations. Failure to do so may result in costly and extensive engine damage.

This is an official-style question from the Technical Matters topic of the Ireland driver theory test (Cat. B). Practise all 807 questions free on iTest.ie — with timed mock exams, automatic mistake tracking and progress sync across devices.

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