How does the hazard perception test work? You watch 14 video clips, each about a minute long and filmed from the driver's seat. Most clips contain one developing hazard and one clip contains two, giving 15 scoreable hazards in total. You click as soon as you see a hazard begin to develop, and you cannot pause, rewind, or change a response once a clip has played.
How it works
The hazard perception part of the theory test checks whether you can spot a developing hazard early and would be ready to act on a real road. Before the clips begin, you watch a short tutorial explaining the format. You then work through 14 clips, each lasting around a minute, shown from a first-person driving view. The clips have been computer-generated (CGI) since January 2015, so the vehicles, roads, and surroundings look modern and realistic.
A potential hazard is anything in the scene that could become a problem: a parked car, a cyclist, a pedestrian near the kerb. It becomes a developing hazard the moment it starts to change in a way that would make you take action. A parked car sitting still is only a potential hazard. The moment its indicator flashes and it begins to pull out, it is a developing hazard, and that is when you should click. You get one attempt at each clip, there is no on-screen score bar, and you see your result only at the end.
How scoring works
There are 15 scoreable hazards across the 14 clips: 13 clips contain one developing hazard, and one clip (you are not told which) contains two. Each developing hazard is worth up to 5 points, depending on how early you click after it starts to develop, so the maximum score is 75. The earlier you spot the cause of the hazard, the higher you score. Click too late and you score fewer points, or none.
The pass mark for the hazard perception test in the car category is 44 out of 75. You also have to pass the multiple-choice part of the theory test, 43 out of 50, in the same sitting. If you pass one part but fail the other, you have to retake both. There is no points penalty for clicking on the wrong thing, but clicking continuously or in a regular pattern can score zero for that whole clip.
Common mistakes
Most learner drivers can see the hazards. The points are usually lost on timing and technique, not eyesight. These are the mistakes that cost the most marks:
- Clicking on the effect, not the cause. Waiting until the hazard has fully happened scores low or nothing. Click when the situation first starts to change.
- Clicking too early. If you click before the scoring window opens, on a hazard that has not started to develop yet, that click scores nothing.
- Over-clicking or clicking in a rhythm. A steady pattern of clicks can be flagged and score zero for the whole clip.
- Forgetting the double clip. One clip has two developing hazards with no warning, so stay alert through every clip to the end.
- Treating it as a memory test. The clips come from a large bank and you cannot revise specific answers; it tests judgement, not recall.
How to prepare
The best preparation is practice that mirrors the real format. GOV.UK provides free practice hazard perception clips that show exactly how the clicking and timing work. They are not the clips used in your actual test, but they teach the mechanic. The official DVSA theory test kit app includes practice clips designed to reflect the current test format.
Hazard perception is a self-study part of the theory test, but the underlying skill, reading the road early and anticipating what other road users will do, is exactly what you build behind the wheel. Learning that anticipation on real Coventry roads with an instructor reinforces the same judgement the clips are testing. If you want to combine theory preparation with practical experience, you can take driving lessons in Coventry with MMS Driving School.
Learn to drive with MMS
Hazard perception is one part of what you need to learn to drive safely, alongside practical lessons behind the wheel. MMS Driving School teaches learner drivers across Coventry and the surrounding towns. Approved driving instructors (ADIs) are available for automatic and manual lessons, and you can read what our learners say before you book.