At a Glance
The Morris 1100 has 8 identified common problems across 1 generation, with the 1100 (1962-1971) being the most affected generation and brakes the most common problem category. Based on 3K MOT tests from DVSA data.
Problems are patterns in the DVSA data that occur significantly more often on a specific model than the UK average — confirmed at 99% statistical confidence. Read our DVSA MOT data methodology →
Below: generation-by-generation comparison of Morris 1100 common problems, MOT failure types, and pass-rate data drawn from DVSA records. Click any generation to see fuel- and engine-specific fault patterns, mileage-banded repair guidance, and the most common MOT failures testers record.
MOT Tests & Failures by Generation
Morris 1100 generations by MOT tests, failures, and identified problems from DVSA data
Hover over each bar for a full breakdown. Tap any bar to view that generation's problems.
Showing total MOT tests, failures, and known problems per make. Hover over each bar for a full breakdown.
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Tell Us About Your Problem
Help other Morris 1100 owners — report a problem and we'll add it to the database
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Browse Morris 1100 Generations
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Most Common Morris 1100 MOT Failures
Every reason Morris 1100 vehicles fail their MOT, ranked by frequency. Select an individual year to see only that year’s failures, or stay on ‘All time’ for the combined picture across our 20 years of DVSA data. Scroll inside the table for the full list.
| # | Failure | % of failures |
|---|---|---|
| 1 | Brake performance below minimum | 8.37% |
| 2 | Headlamp aim defect | 6.83% |
| 3 | Indicator fault | 5.98% |
| 4 | Brake hydraulic component worn | 5.28% |
| 5 | Wiper blades deteriorated | 5.19% |
| 6 | Stop lamp not working | 5.05% |
| 7 | Exhaust system fault | 4.96% |
| 8 | Number plate lamp not working | 4.53% |
| 9 | Suspension joint or bush worn | 4.16% |
| 10 | Tyre condition | 3.60% |
| 11 | Front lamp not working | 2.95% |
| 12 | Body corrosion or damage | 2.57% |
| 13 | Track rod end worn | 2.48% |
| 14 | Front suspension fault | 2.20% |
| 15 | Tyre tread depth below limit | 2.15% |
| 16 | Front suspension joint worn | 1.96% |
| 17 | Driveshaft fault | 1.87% |
| 18 | Suspension mounting corroded | 1.73% |
| 19 | Brake pedal movement restricted | 1.40% |
| 20 | Chassis condition | 1.40% |
| 21 | Rear lamp not working | 1.40% |
| 22 | Windscreen washer not working | 1.31% |
| 23 | Brake pedal fault | 1.26% |
| 24 | Rear suspension fault | 1.22% |
| 25 | Seat belt condition | 1.17% |
| 26 | Shock absorber worn or leaking | 1.12% |
| 27 | Subframe mounting corroded | 0.98% |
| 28 | Brake fluid leak | 0.84% |
| 29 | Horn not working | 0.84% |
| 30 | Subframe corrosion or damage | 0.84% |
| 31 | Parking brake performance below minimum | 0.79% |
| 32 | Spring mounting corroded | 0.79% |
| 33 | Position lamp not working | 0.75% |
| 34 | Steering rack fault | 0.70% |
| 35 | Headlamp fault | 0.51% |
| 36 | Parking brake condition | 0.47% |
| 37 | Steering column fault | 0.47% |
| 38 | Tyre size or type not matched | 0.47% |
| 39 | Brake disc or drum worn | 0.42% |
| 40 | Electrical switch fault | 0.42% |
| 41 | Fuel cap damaged or missing | 0.42% |
| 42 | Leaf spring broken or corroded | 0.42% |
| 43 | Suspension retaining or locking device fault | 0.42% |
| 44 | Brake wheel cylinder fault | 0.37% |
| 45 | Battery loose or leaking | 0.33% |
| 46 | Fuel hose damaged or leaking | 0.33% |
| 47 | Fuel pipe corroded or damaged | 0.33% |
| 48 | Handbrake cable fault | 0.33% |
| 49 | Suspension unit fault | 0.33% |
| 50 | King pin or swivel pin worn | 0.28% |
| 51 | Fuel tank corroded or leaking | 0.23% |
| 52 | Steering free play excessive | 0.23% |
| 53 | Steering wheel damaged or insecure | 0.23% |
| 54 | Suspension arm worn or corroded | 0.23% |
| 55 | Brake pads or linings worn | 0.19% |
| 56 | Speedometer fault | 0.19% |
| 57 | Wheel bearing worn | 0.19% |
| 58 | Bonded suspension condition | 0.19% |
| 59 | Brake caliper fault | 0.14% |
| 60 | Brake master cylinder or servo mounting fault | 0.14% |
| 61 | Mirror damaged or missing | 0.14% |
| 62 | Rigid brake pipe corroded or damaged | 0.14% |
| 63 | Steering lock fault | 0.14% |
| 64 | Steering operation fault | 0.14% |
| 65 | Tie bar or rod worn or corroded | 0.14% |
| 66 | Vehicle floor corroded | 0.14% |
| 67 | Vehicle structure corrosion | 0.14% |
| 68 | Anchor bracket corroded | 0.09% |
| 69 | Anti-roll bar worn or corroded | 0.09% |
| 70 | Boot lid damaged or insecure | 0.09% |
| 71 | Brake lever fault | 0.09% |
| 72 | Driver seat fault | 0.09% |
| 73 | Electrical wiring fault | 0.09% |
| 74 | Exhaust emissions above threshold (non-catalyst) | 0.09% |
| 75 | Flexible brake hose damaged | 0.09% |
| 76 | Passenger seat fault | 0.09% |
| 77 | Radius arm worn or corroded | 0.09% |
| 78 | Rear reflector damaged or missing | 0.09% |
| 79 | Securing bolts missing or insecure | 0.09% |
| 80 | Towbar fault | 0.09% |
| 81 | Brake linkage mounting fault | 0.05% |
| 82 | CV joint worn | 0.05% |
| 83 | Driver door fault | 0.05% |
| 84 | Engine mounting worn or broken | 0.05% |
| 85 | Engine oil leak | 0.05% |
| 86 | Handbrake mechanism or mounting fault | 0.05% |
| 87 | Hydraulic brake cylinder fault | 0.05% |
| 88 | Indicator warning light fault | 0.05% |
| 89 | Leaf spring shackle bracket corroded | 0.05% |
| 90 | Panhard rod worn or corroded | 0.05% |
| 91 | Steering arm worn | 0.05% |
| 92 | Steering intermediate drop arm worn | 0.05% |
| 93 | Tailgate damaged or insecure | 0.05% |
| 94 | Tyre valve stem damaged | 0.05% |
| 95 | Windscreen damage affecting view | 0.05% |
| 96 | Ball joint dust cover split | 0.05% |
| 97 | Steering coupling worn | 0.05% |
| 98 | Suspension linkage fault | 0.05% |
Showing all 98 reasons — scroll inside the table for the full list.
Morris 1100 MOT Failures by Category
Total MOT failure occurrences for the Morris 1100, grouped by category. Same data as the failures table above — just sliced by category instead of fault title. Hover a slice for the top failures in each category.
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Frequently Asked Questions
What are the most common Morris 1100 problems?
Based on analysis of 3K Morris 1100 MOT tests from DVSA data, we have 8 identified common problems across 1 generation. The most frequently flagged issue is "Brake performance below minimum". Brakes is the most common problem category.
Which Morris 1100 generation has the most problems?
The Morris 1100 1100 (1962-1971) (1962–1971) has the highest number of identified common problems (10). Click the generation card above for the full breakdown.
How is this data calculated?
We analyse anonymised DVSA MOT test records under the Open Government Licence. An issue is classified as a "Common Problem" when it occurs significantly more often on a specific model than the UK average, confirmed at 99% statistical confidence. Read the full methodology page for details.
Can I report a problem with my Morris 1100?
Yes — use the "Tell Us About Your Problem" form on this page. Your report helps other Morris 1100 owners spot problems early. All submissions are reviewed before being added to the public database.
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