12/03/2010
It's a familiar scenario for many UK motorists: the dreaded MOT test. While most cars pass with flying colours, a significant number unfortunately fail. Receiving that 'Fail' certificate can be disheartening, but it's crucial to understand what this means and the steps you need to take to rectify the situation. This guide will walk you through the entire process, from understanding the reasons for failure to getting your vehicle roadworthy again.
Understanding the MOT Test and Failure Categories
The MOT (Ministry of Transport) test is an annual inspection of your vehicle to ensure it meets road safety and environmental standards. It's a legal requirement for vehicles over three years old. There are three categories of defects that can be identified during an MOT:
- Dangerous Defects: These are issues that pose an immediate and direct risk to road safety or have a serious impact on the environment. If your vehicle has a dangerous defect, it must not be driven until it's repaired.
- Major Defects: These are issues that could potentially compromise the safety of the vehicle or its occupants, or harm the environment. Your vehicle will fail its MOT if it has one or more major defects.
- Minor Defects: These are issues that are not immediately dangerous but should be repaired as soon as possible to prevent them from becoming more serious. A vehicle with only minor defects will pass its MOT, but these advisements will be noted on the certificate.
What Happens Immediately After a Failed MOT?
If your car fails its MOT, you will be given a 'Refusal of an MOT Test Certificate' (VT30). This document will list all the defects found. Crucially, if your vehicle has any dangerous defects, you cannot legally drive it on public roads until the necessary repairs are completed. Driving a vehicle with dangerous defects is a serious offence and can lead to prosecution, fines, and penalty points on your licence. If your car only has major or minor defects, you can continue to drive it until the expiry date of your current MOT certificate, provided the new failure doesn't render it unsafe to drive. However, it is highly recommended to get the issues addressed promptly.
Getting Your Car Repaired
Once you have your VT30 certificate, you'll need to arrange for the necessary repairs. You have a few options:
- Repair at the original MOT centre: You can have the repairs carried out by the same garage that conducted the MOT. If the repairs are completed and the vehicle is reinspected on the same day, you might only need a partial retest.
- Repair elsewhere: You can take your car to a different garage for repairs. In this case, you will usually need a full MOT retest once the work is done.
The Partial vs. Full MOT Retest
The rules for retesting can vary slightly depending on when the repairs are done:
- Partial Retest: If you have the repairs done at the same MOT centre within one working day of the original test, certain items will be rechecked. This often includes the specific components that failed.
- Full Retest: If you take your car elsewhere for repairs, or if the repairs are not completed within the one-working-day window at the original centre, a full MOT retest will be required.
Some MOT centres offer free or discounted retests if the repairs are carried out by them, so it's worth asking about this.
Common Reasons for MOT Failure
Understanding why cars typically fail can help you proactively maintain your vehicle. Here are some of the most common culprits:
| Area Tested | Common Failure Points |
|---|---|
| Lighting | Incorrect bulb types, non-functioning headlights, fog lights, or brake lights. Misaligned headlights. |
| Brakes | Worn brake pads or discs, low brake fluid, faulty brake pipes, inefficient braking performance. |
| Tyres | Tyres with tread depth below the legal limit (1.6mm), cuts or bulges, incorrect tyre pressures, or mismatched tyres on the same axle. |
| Visibility | Worn or damaged windscreen wipers, blocked washer jets, cracked or obscured windscreen (especially in the driver's line of sight). |
| Suspension | Worn shock absorbers, damaged springs, loose or worn suspension components. |
| Exhaust | Exhaust system leaks, excessive noise, or dangerously mounted exhaust. |
| Structure | Significant corrosion in critical areas (e.g., chassis, suspension mounting points), damaged body panels that could cause injury. |
| Steering | Worn steering components, loose steering rack, or excessive play in the steering wheel. |
Proactive Maintenance: Preventing MOT Failures
The best way to avoid the stress and expense of an MOT failure is through regular and proactive maintenance. Here’s how:
- Regular Servicing: Follow your car manufacturer's recommended service schedule. A good service will catch potential issues before they become serious problems.
- Visual Checks: Make it a habit to perform simple visual checks yourself. Look at your tyres for wear and damage, check your lights are all working, and ensure your windscreen wipers are effective.
- Fluid Levels: Regularly check essential fluid levels, including brake fluid, coolant, and screenwash.
- Brake Checks: Pay attention to any unusual noises when braking or any spongy feel in the brake pedal.
- Tyre Care: Ensure your tyres are properly inflated and check the tread depth regularly.
What if I Can't Afford the Repairs?
If your car fails its MOT and the cost of repairs is more than the car is worth, or if you simply can't afford them, you cannot keep driving the vehicle on public roads. You will need to either:
- Siphon the car: Arrange for the vehicle to be taken to a scrapyard.
- Sell it for parts: Advertise it as a non-runner or for spare parts.
Remember, it is illegal to drive an untaxed or un-MOT'd vehicle. If your MOT has expired, you must keep the car off the road until it has passed an MOT test and is taxed.
Frequently Asked Questions (FAQs)
- Q1: Can I drive my car if it has failed its MOT?
- You can drive your car if it has failed its MOT, but only if the current MOT certificate is still valid and the new failure does not result in a dangerous defect. However, you cannot drive the car if it has dangerous defects or if your current MOT has expired.
- Q2: How long do I have to repair my car after it fails its MOT?
- There is no strict deadline to complete repairs, but you cannot legally drive the vehicle on public roads if it has dangerous defects. For other defects, you can drive it until your current MOT expires, but it's advisable to repair it as soon as possible.
- Q3: What is the difference between a dangerous defect and a major defect?
- A dangerous defect poses an immediate risk to road safety or the environment and means the vehicle cannot be driven. A major defect is serious but not immediately dangerous, and while it causes an MOT failure, the vehicle might still be drivable until the current MOT expires, though it's not recommended.
- Q4: Do I need to get a full retest if I take my car to a different garage for repairs?
- Yes, if you have repairs done at a different garage, you will typically need a full MOT retest. A partial retest is usually only applicable if the repairs and retest are completed at the same MOT centre within one working day.
- Q5: Can I get an MOT done before my current one expires?
- Yes, you can get an MOT up to one month before your current MOT expires. The new expiry date will be one year from the date of the successful test, meaning you won't lose any time on your existing MOT.
Failing an MOT can be a stressful experience, but by understanding the process and the common reasons for failure, you can be better prepared. Regular maintenance and prompt attention to advisories are key to keeping your vehicle safe, legal, and on the road.
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