30/06/2016
Understanding Your MOT Failure
Receiving a 'fail' notification after your vehicle's Ministry of Transport (MOT) test can be a source of considerable anxiety for many motorists. It's a moment that often triggers a flurry of questions: What exactly does this mean? What are my legal obligations? How quickly can I rectify the issues and get my car back on the road? This guide aims to demystify the process of an MOT failure, providing clear, actionable advice for UK drivers.

Firstly, it's crucial to understand that an MOT test is an annual safety and roadworthiness check, not a measure of your car's mechanical condition in its entirety. It focuses on specific components that are vital for safe driving. If your vehicle fails, it doesn't mean it's immediately unsafe to drive, but it highlights potential issues that need addressing to ensure compliance with legal road standards.
The MOT Test Certificate: What the Results Mean
Upon completion of the test, your vehicle will receive one of two certificates: a VT20 (Pass Certificate) or a VT30 (Rejection/Fail Certificate). If you receive a VT30, it will clearly itemise the reasons for the failure. These reasons are categorised into 'Dangerous' and 'Minor' defects.
Dangerous Defects: These are issues that pose a direct and immediate risk to road safety or have a serious impact on the environment. If your vehicle has a dangerous defect, it is illegal to drive it on public roads until the necessary repairs have been completed and it has passed a re-test. You may be able to drive it to a place of repair, but this is a very specific circumstance and should be approached with extreme caution.
Minor Defects: These are issues that do not pose an immediate risk but should be repaired as soon as possible to prevent them from becoming more serious. While a vehicle with only minor defects can still pass its MOT, the tester will strongly advise you to address these promptly.
What Happens Immediately After an MOT Failure?
If your vehicle fails its MOT, the testing station will provide you with a VT30 certificate detailing the reasons for the failure. As mentioned, if there are any 'dangerous' defects, you cannot legally drive your car until these are rectified and it passes a re-test. Driving a vehicle with a dangerous defect can lead to severe penalties, including fines and points on your licence.
If your car has failed but has no dangerous defects, you can generally continue to drive it until the expiry of your current MOT certificate. However, it is strongly recommended to get the necessary repairs done as soon as possible to avoid potential issues down the line and to ensure your vehicle remains roadworthy. The MOT certificate is valid until the date shown on it, even if the vehicle fails on subsequent checks.
The Repair Process and Re-testing
Once you have the VT30 certificate, you have a few options for getting the necessary repairs done:
- Use the original testing station: Many MOT centres offer a repair service. This can be convenient as they are already familiar with the issues identified.
- Use your own mechanic: You are free to take your vehicle to any garage or mechanic of your choice to carry out the repairs.
After the repairs are completed, your vehicle will need to undergo a partial or full re-test. The type of re-test depends on when you present the vehicle for the re-test:
- Re-test within 1 working day: If you leave the vehicle at the testing centre for repair and re-test on the same day or the next working day, you will often only need a partial re-test, which usually focuses on the items that failed. Many testing stations offer this free of charge or at a reduced rate.
- Re-test after more than 1 working day: If you take the vehicle away for repairs and bring it back later, or if it's more than one working day since the original test, you will likely need a full MOT re-test.
It's important to clarify the re-test policy with the testing station before leaving. Understanding the costs and what the re-test will cover can save you money and time.
Common Reasons for MOT Failure
To help you prepare for your MOT and potentially avoid a failure, it's useful to be aware of the most common reasons vehicles fail. These often relate to areas that drivers might overlook during routine maintenance:
| Common Failure Category | Specific Examples |
|---|---|
| Lights | Incorrect bulbs, faulty headlights, damaged/obscured lights, incorrect alignment. |
| Brakes | Worn brake pads/discs, low brake fluid, faulty braking system components, handbrake not holding effectively. |
| Tyres | Tyres with insufficient tread depth (below 1.6mm), damaged or perished tyres, incorrect tyre sizes. |
| Visibility | Worn or damaged windscreen wipers, ineffective screen wash, damaged windscreen obstructing driver's view. |
| Suspension | Worn shock absorbers, damaged springs, loose suspension components. |
| Exhaust System | Excessive noise, visible leaks, high emissions. |
| Structure and Appearance | Significant corrosion in structural areas (e.g., chassis, subframes), sharp edges protruding, body panels not securely attached. |
Can I Drive My Car if it Fails its MOT?
This is a critical question, and the answer depends on the nature of the failure:
- With Dangerous Defects: No, it is illegal to drive your vehicle on public roads if it has failed due to a dangerous defect. The only exception is driving it to a pre-booked appointment for repair or to a pre-booked MOT test.
- Without Dangerous Defects: Yes, you can continue to drive your vehicle if it has failed but has no dangerous defects. Your current MOT certificate remains valid until its expiry date. However, you must have the identified faults repaired and pass a re-test to obtain a new MOT certificate. It is highly advisable to get these repairs done promptly to maintain the safety and roadworthiness of your vehicle.
What If I Don't Repair My Car?
If your vehicle fails its MOT and you do not carry out the necessary repairs, you will not be able to renew your vehicle tax (VED). Furthermore, if your current MOT certificate expires and you haven't obtained a new one, you will be driving illegally. This can result in penalties, including fines and potentially having your vehicle seized by the authorities. More importantly, continuing to drive a vehicle with safety defects puts yourself, your passengers, and other road users at significant risk.
Frequently Asked Questions (FAQs)
Q1: How long do I have to get my car repaired after an MOT failure?
There is no strict legal deadline for carrying out repairs if your vehicle has only minor defects, as long as your current MOT certificate is still valid. However, for dangerous defects, you must not drive the vehicle until it has been repaired and passed a re-test.
Q2: Can I sell a car with a failed MOT?
Yes, you can sell a car with a failed MOT. However, it is generally expected that the seller will disclose the failure and the reasons for it. Most buyers will want to see a valid MOT certificate, so selling a car without one can significantly reduce its market value and make it harder to sell.
Q3: What happens if my MOT expires and I haven't had it tested?
It is illegal to drive a vehicle on public roads without a valid MOT certificate (unless you are driving it to a pre-booked MOT test). You can be fined for driving without a valid MOT.
Q4: Is a re-test always free?
No, a re-test is not always free. If you leave your car at the testing centre for repair and re-test, it is often free or at a reduced cost if done promptly. However, if you take the car away and bring it back later, or if it's a different testing centre, you will likely have to pay for a full MOT re-test.
Q5: Can I drive my car to a different garage for repairs if it failed its MOT?
Yes, as long as your current MOT certificate is still valid and the failure does not involve dangerous defects, you can drive your car to a different garage for repairs. If there are dangerous defects, you can only drive it to a pre-booked repair appointment.
Conclusion
An MOT failure can seem daunting, but with a clear understanding of the process, it's a manageable situation. The key is to address any identified defects promptly and ensure your vehicle is safe and roadworthy. By understanding the categories of defects and your legal obligations, you can navigate the post-MOT failure period with confidence and keep your vehicle compliant and safe on the road. Regular vehicle maintenance is always the best way to minimise the risk of an MOT failure.
If you want to read more articles similar to MOT Failures: What Happens Next?, you can visit the Automotive category.
