Vehicle Maintenance

What purpose do the transmission and power steering fluids serve?

Reviewed on 9 Aug 2026

Question image: What purpose do the transmission and power steering fluids serve?
  • ✓ Ensure smooth gear changes and light steering
  • B Cool the tyres
  • C Charge the battery
  • D Clean the windscreen

Why this is the correct answer

These fluids ensure smooth gear changes and light steering. Their levels should be checked regularly and topped up with the correct fluid type.

All Vehicle Maintenance questions →

Practise this topic: 30 free questions, save your progress

Ready to pass the DGT theory test?

Practise official-format questions in English, with explanations after every answer and full progress tracking.

Try a free practice test