BMW 318 MOT Failures
An analysis of 6,787 real DVSA MOT tests on the BMW 318 — what fails, how often, and how that compares to every other car on UK roads.
Where the BMW 318 fails its MOT
The single biggest MOT failure point on the BMW 318 is brake lining or pad worn down to wear indicator — this model is 9.3 times more likely to fail on this item than the average car on UK roads. That makes it worth watching for anyone buying or owning this model. Across 6,787 MOT tests, 1.85% of all BMW 318 tests recorded this as a failure.
Brake failures on the MOT range from worn pads and discs (routine maintenance) to corroded brake lines and seized calipers (more serious). Check for any pulling under braking and listen for grinding.
The failures span 2 categories: Brakes, Exhaust & Emissions. If you're inspecting a BMW 318 before purchase, these are the areas to focus on — and if any have been flagged as advisories on a previous MOT, they're likely to become failures in the near future.
How failures change with mileage
The BMW 318's weak points shift as the car covers more miles. Understanding these patterns helps you know what to expect — and what to budget for — at each stage of ownership.
Under 60,000 miles
At this mileage, most failures are either design-related or caused by age rather than wear. Components like bushes and drop links may not have been replaced yet, and original-fit parts can deteriorate even on low-mileage cars that spend a lot of time sitting.
The standout failure at this mileage is fluid leak at 5.3x the fleet average.
Over 100,000 miles
High-mileage cars accumulate failures across multiple systems. The key question isn't whether things will need doing — they will — but whether the car has been maintained well enough to keep on top of them. Look for a consistent service history and recent MOT passes with minimal advisories.
The standout failure at this mileage is brake lining or pad worn down to wear indicator at 9.3x the fleet average.
The shift from fluid leak at lower mileages to brake lining or pad worn down to wear indicator at higher mileages is typical — early failures tend to be design or factory-related, while high-mileage failures reflect accumulated mechanical wear. A car that's been well maintained will usually dodge the worst of both.
What to check before buying a BMW 318
Based on the MOT failure data and known issues above, here's what to prioritise when inspecting a BMW 318:
Brakes — check for brake lining or pad worn down to wear indicator. Exhaust & Emissions — check for fluid leak.
Always check the car's full MOT history for patterns — recurring advisories often become failures within 12 months. Enter any reg into our free car check to see the complete picture.
Looking at a specific BMW 318?
Enter the reg to see its full MOT history, mileage records, write-off status, and finance checks.
BMW 318 MOT FAQs
What are the most common MOT failures on a BMW 318?
Based on 6,787 DVSA MOT tests, the most common failure is brake lining or pad worn down to wear indicator — at 9x the national fleet average. Other frequent failures include fluid leak.
Is the BMW 318 reliable based on MOT data?
The BMW 318 has 2 categories where it fails more often than average. The main concern is brake lining or pad worn down to wear indicator. Always check a specific car's full history before buying.
What MOT failures should I expect at high mileage?
The most common high-mileage failures include brake lining or pad worn down to wear indicator, fluid leak.
How do I check a BMW 318's MOT history?
Enter the registration number into our free car check above. You'll see every MOT test result, advisories and failures, mileage readings, write-off status, and finance checks.
MOT failure data sourced from DVSA bulk test records via data.gov.uk. Ratios compare this model's failure rate against the national fleet average. Known issues sourced from manufacturer bulletins, specialist workshops, and verified owner reports.