Driving test car checks: questions and answers
At the car, the tester can ask you to show or describe technical checks: tyres, lights, fluids, brakes. 26 questions, each answered in the RSA's own words.
For the full test-day list see the driving test checklist, then try the pre-test checks quiz.
What the Tester May Ask
Which technical checks might the tester ask you to demonstrate?
“demonstrate technical checks such as air pressure and the condition of tyres, oil, fuel, windscreen washer fluid level, coolant, brakes (including handbrake), steering, lights, indicators, reflectors and horn.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
What does the law say the tester can check on the car at the test?
“Performing a random check on the condition of the tyres, steering, brakes, fluids (e.g. engine oil, coolant, washer fluid), lights, reflectors, direction indicators and audible warning device”
Source: S.I. No. 467/2013, driving test regulations (Irish Statute Book, 2013)
Which secondary controls might you have to work at your test?
“work the secondary controls, such as windscreen wipers and washers, de-misters, rear window heater, lights and air-conditioning, fans, rear foglights, air vents and temperature control.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Which checks and controls are part of the practical test?
- Technical checks - including tyres, lights, oil levels
- In-car checks - including seat and mirror adjustments
- Secondary controls - including windscreen washers, wipers, lights
Source: Preparing for your driving test (Road Safety Authority, June 2024)
What safety checks should you make before moving off?
- check that all doors, the bonnet and the boot are closed
- make sure your seat and head restraint are properly adjusted
- make sure your rear view mirrors are clean and properly adjusted
- check that all safety belts (yours and those of your front-seat and back-seat passengers) are fastened
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Which parts of your car must you have checked regularly?
“You must ensure that the steering, brakes, front and rear lamps, indicators, reflectors, rear view mirrors, safety belts, speedometer, tyres, windscreen wipers, horn and silencer are checked regularly.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Tyres
What is the minimum tyre tread depth?
“Most vehicles must have a minimum tread depth of 1.6 mm over the main tread, however it is strongly recommended that you consider changing the tyres when they have reached 3 mm.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
How do you know the correct tyre pressure?
“Regularly check the pressure of every tyre, including the spare tyre, and pay attention to the recommended pressure levels. See the manufacturer's specifications for correct inflation pressure.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
What damage should you look for on a tyre?
“Regularly examine your tyres for cuts, cracks and bulges, which could cause unexpected 'blow-outs.'”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
What are the limits on a space saver spare tyre?
“Only use these tyres to complete a journey or make a journey to a tyre dealer. Do not travel at a speed in excess of the recommended speed stamped on the tyre.”
“space saver-type spare wheels aren't acceptable, as their speed rating doesn't meet test requirements.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025); Checklist for your practical driving test (Road Safety Authority, July 2026)
Lights and Reflectors
Which lights must a car have at the front?
- Two headlights (white or yellow)
- Two white sidelights
- Direction indicator lights (amber only)
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Which lights and reflectors must a car have at the back?
- Two red lights (commonly known as tail lights)
- Two red brake lights
- Two red reflectors
- Number plate lighting
- Direction indicator lights (amber only)
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
When may you use fog lights?
“You must only use fog lights in dense fog or falling snow. Turn them off in clear weather or you will risk causing glare and may dazzle other drivers.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
When should you use dipped headlights?
- just after the beginning (dusk) and before the end (dawn) of lighting-up hours
- when stopped in traffic
- when meeting other traffic
- in built-up areas where there is good street lighting
- when following behind another vehicle
- where there is dense fog, falling snow or heavy rain
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Are daytime running lights enough at night?
“Make sure to turn on your dipped head lights at lighting up time as daytime running lights are not suitable or safe to use at night time.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Windscreen and Mirrors
What type of glass must a windscreen be made of?
“Laminated glass must be used for the windscreens of motor vehicles registered since January 1986. It must also be used when replacing damaged windscreens of older vehicles.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
How should you look after the wipers and washers?
“Keep your windscreen wipers and wiper blades in good working condition and keep your windscreen washer liquid topped up.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
When must you use your mirrors?
“You must use your vehicle's mirrors before signalling, before moving off, changing lanes, overtaking, slowing down, stopping, turning, or opening doors.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Seat Belts and Child Restraints
Who does not have to wear a seat belt?
“Where safety belts are fitted, you must wear them. The only exceptions are for:”
- people who wear a disabled person's belt
- people whose doctors have certified that, on medical grounds, they should not wear a safety belt
- driving instructors or driver testers during a lesson or a test
- Gardaí or members of the Defence Forces in the course of their duty
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Who is responsible for passengers under 17 wearing a belt?
“By law, the driver of a passenger car or goods vehicle must ensure passengers under 17 years of age wear a safety belt or an appropriate child restraint. You may receive up to 5 penalty points if your passengers in this age group are not belted or restrained.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Which children must use a child restraint?
“All children under 150cm in height or 36kg in weight must use a child restraint system (CRS) suitable for their height and weight while travelling in a car or goods vehicle (other than a taxi).”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
May a rear-facing child seat go in front of an airbag?
“It is illegal to place a rear-facing child seat in the front where there is an active airbag.”
“An airbag that deploys (opens up) in front of a rear-facing child car seat can cause serious injury or even death if there is a collision.”
Source: Rules of the Road (Road Safety Authority, law as at 1 March 2025)
Your Car on Test Day
What must your car display on the day of the test?
“Be sure the following are clearly displayed on your vehicle:”
- A valid, original insurance disc (white background with a green band along the left-hand side).
- A valid original motor tax disc
- A valid NCT disc or valid CVRT disc, if applicable
- L-plates on the front and rear
Source: Checklist for your practical driving test (Road Safety Authority, July 2026)
Which insurance document must you bring to the test?
“Bring a valid certificate of motor insurance showing that you are insured to drive the vehicle presented for test. The insurance cert must be an original or copy of the original, (digital copies are acceptable).”
Source: Checklist for your practical driving test (Road Safety Authority, July 2026)
On test day, how should your tyres look on a visual check?
“On visible inspection, your tyres should meet the minimum legal requirements. There should be no obvious bulges, cuts or severe uneven wear present. Tyres should be inflated to the correct pressure.”
Source: Checklist for your practical driving test (Road Safety Authority, July 2026)
What happens if a dashboard warning light comes on at your test?
“Any dashboard warning lights indicating a malfunction or a defect, which shows before or during the test, will lead to your test not going ahead or being cut short.”
Source: Checklist for your practical driving test (Road Safety Authority, July 2026)
Drive your test routes before test day
Turas: Driving Test Routes for iPhone. Spoken turn-by-turn guidance on the routes around your centre, with the tricky spots called out before you reach them.