Suzuki Sj413 MOT Failures
An analysis of 2,677 real DVSA MOT tests on the Suzuki Sj413 — what fails, how often, and how that compares to every other car on UK roads. Generations covered: SJ413 (1985–2003).
Where the Suzuki Sj413 fails its MOT
The single biggest MOT failure point on the Suzuki Sj413 is coil springs broken — this model is 982 times more likely to fail on this item than the average car on UK roads. That makes it an extreme outlier for anyone buying or owning this model. Across 2,677 MOT tests, 20.77% of all Suzuki Sj413 tests recorded this as a failure.
Suspension failures typically mean worn bushes, drop links, or dampers. These affect handling and tyre wear. Budget £150–£400 per corner at an independent garage for full suspension overhaul.
Other notable weak points include structural corrosion (105x the fleet average), body, cab or chassis corroded at a mounting point (70x the fleet average), seat mounting fault (47x the fleet average), and wheel bearings worn (26x the fleet average). These ratios compare the Suzuki Sj413'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: Suspension, Bodywork, Seatbelts & Airbags, Steering, Exhaust & Emissions and others. If you're inspecting a Suzuki Sj413 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 Suzuki Sj413'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 Suzuki Sj413 specifically, the DVSA data shows the most common failures at this mileage are coil springs broken (982x the average) and structural corrosion (105x). seat mounting fault (47x) and wheel bearings worn (26x) 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 Suzuki Sj413 specifically, the DVSA data shows the most common failures at this mileage are coil springs broken (259x the average) and free play in the steering, measured at the rim ... (230x). emissions failure (199x) and body, cab or chassis corroded at a mounting point (70x) also appear frequently.
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 Suzuki Sj413 specialists and owners flag most frequently, drawn from manufacturer technical bulletins, workshop data, and verified owner reports.
Chassis structural corrosion Dangerous
The SJ413 uses a separate chassis construction with thin-gauge steel vulnerable to penetrative corrosion. Affects SJ413; typical independent garage repair cost is £800–£2,000.
Front wheel bearing failure Dangerous
The SJ413 front wheel bearings fail at 21.1x the national fleet average according to MOT data. Affects SJ413; typical independent garage repair cost is £120–£200.
Brake pipe corrosion Major
MOT data shows brake pipe corrosion failures at 3.7x the fleet average on SJ413 models. Affects SJ413; typical independent garage repair cost is £150–£300.
Shock absorber bush wear
The SJ413 fails MOT tests for shock absorber bush wear at 14.3x the national fleet average. Affects SJ413; typical independent garage repair cost is £80–£150.
For the complete picture — including repair costs across independent, specialist, and dealer garages — see the full Suzuki Sj413 common problems breakdown.
What to check before buying a Suzuki Sj413
Based on the MOT failure data and known issues above, here's what to prioritise when inspecting a Suzuki Sj413:
Suspension — check for coil springs broken, wheel bearings worn. Bodywork — check for structural corrosion, body, cab or chassis corroded at a mounting point. Seatbelts & Airbags — check for seat mounting fault.
Beyond the MOT items, ask specifically about chassis structural corrosion and front wheel bearing failure. These won't show up on a standard MOT but can be expensive to fix — repairs start from £800. 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 Suzuki Sj413?
Enter the reg to see its full MOT history, mileage records, write-off status, and finance checks.
Suzuki Sj413 MOT FAQs
What are the most common MOT failures on a Suzuki Sj413?
Based on 2,677 DVSA MOT tests, the most common failure is coil springs broken — at 982x the national fleet average. Other frequent failures include structural corrosion and body, cab or chassis corroded at a mounting point.
Is the Suzuki Sj413 reliable based on MOT data?
The Suzuki Sj413 has 10 MOT failure categories above the fleet average. Specialists also flag chassis structural corrosion as a concern. A pre-purchase inspection and service history check are recommended.
What MOT failures should I expect at high mileage?
The most common high-mileage failures include coil springs broken, structural corrosion, body, cab or chassis corroded at a mounting point.
How do I check a Suzuki Sj413'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.