Volvo C30 MOT Failures
An analysis of 231,495 real DVSA MOT tests on the Volvo C30 — what fails, how often, and how that compares to every other car on UK roads. Generations covered: C30 (2006–2013).
Where the Volvo C30 fails its MOT
The single biggest MOT failure point on the Volvo C30 is power steering fault — this model is 45 times more likely to fail on this item than the average car on UK roads. That makes it a significant weak point for anyone buying or owning this model. Across 231,495 MOT tests, 1.94% of all Volvo C30 tests recorded this as a failure.
Steering faults include worn track rod ends, power steering leaks, and rack wear. These are safety-critical — any play in the steering should be investigated immediately.
Other notable weak points include anti-roll bar links worn (23x the fleet average), emissions failure (17x the fleet average), steering rack wear (40x the fleet average), and coil springs broken (46x the fleet average). These ratios compare the Volvo C30's failure rate on each item against the national average for all cars tested — a ratio of 10x means this model fails ten times more often than a typical car.
The failures span 6 categories: Steering, Suspension, Exhaust & Emissions, Brakes, Lights & Electrics and others. If you're inspecting a Volvo C30 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 Volvo C30'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.
For the Volvo C30 specifically, the DVSA data shows the most common failures at this mileage are coil springs broken (46x the average) and power steering fault (45x). steering rack wear (40x) and light unit fault (15x) also appear frequently.
60,000 to 100,000 miles
This is where routine wear items start to show up. Brake components, tyres, and exhaust parts have done serious work by this point. Cars that have been well serviced will show fewer of these failures — this mileage band is where good maintenance really separates the well-kept from the neglected.
For the Volvo C30 specifically, the DVSA data shows the most common failures at this mileage are power steering fault (23x the average) and coil springs broken (21x). abs fault (19x) and emissions failure (17x) also appear frequently.
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.
For the Volvo C30 specifically, the DVSA data shows the most common failures at this mileage are headlight fault (21x the average) and anti-roll bar links worn (15x). power steering fault (14x) and exhaust system damage (13x) also appear frequently.
The shift from coil springs broken at lower mileages to headlight fault 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.
Known issues beyond the MOT
An MOT only tests roadworthiness at a single point in time — it won't catch developing faults, intermittent problems, or issues that haven't yet reached the failure threshold. These are the issues that Volvo C30 specialists and owners flag most frequently, drawn from manufacturer technical bulletins, workshop data, and verified owner reports.
Powershift DCT issues Dangerous
The Ford-sourced Powershift dual-clutch transmission fitted to some C30 models suffers from widespread clutch pack failure and software control issues. Affects All.
Timing belt service (5-cylinder turbo) Dangerous
The 5-cylinder turbo engines (2.4T and 2.5T) are interference designs where timing belt failure destroys valves and pistons. Affects All; typical independent garage repair cost is £400–£600.
DPF issues (diesel) Major
Diesel particulate filter blockage is widespread on C30 diesel models, particularly those used for short journeys or city driving. Affects All; typical independent garage repair cost is £500–£1,200.
PCV failure (5-cylinder turbo) Major
The positive crankcase ventilation system on 5-cylinder turbo engines suffers from oil separator membrane failure and blocked breather hoses. Affects All; typical independent garage repair cost is £300–£500.
For the complete picture — including repair costs across independent, specialist, and dealer garages — see the full Volvo C30 common problems breakdown.
What to check before buying a Volvo C30
Based on the MOT failure data and known issues above, here's what to prioritise when inspecting a Volvo C30:
Steering — check for power steering fault, steering rack wear. Suspension — check for anti-roll bar links worn, suspension pin, bush or joint worn. Exhaust & Emissions — check for emissions failure.
Beyond the MOT items, ask specifically about powershift dct issues and timing belt service. These won't show up on a standard MOT but can be expensive to fix — A specialist pre-purchase inspection is worth the investment on this model.
Always check the car's full MOT history for patterns — recurring advisories often become failures within 12 months. And verify the service history to confirm maintenance has been kept up to schedule. Enter any reg into our free car check to see the complete picture.
Looking at a specific Volvo C30?
Enter the reg to see its full MOT history, mileage records, write-off status, and finance checks.
Volvo C30 MOT FAQs
What are the most common MOT failures on a Volvo C30?
Based on 231,495 DVSA MOT tests, the most common failure is power steering fault — at 45x the national fleet average. Other frequent failures include anti-roll bar links worn and emissions failure.
Is the Volvo C30 reliable based on MOT data?
The Volvo C30 has 20 MOT failure categories above the fleet average. Specialists also flag powershift dct issues as a concern. A pre-purchase inspection and service history check are recommended.
What MOT failures should I expect at high mileage?
Above 100,000 miles, the Volvo C30 most commonly fails on headlight fault and anti-roll bar links worn. Under 60,000 miles, the main issues are coil springs broken and power steering fault.
How do I check a Volvo C30'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.