At a Glance
The Lancia Delta has 15 identified common problems across 2 generations, with the Mk1 (1979-1994) being the most affected generation and suspension the most common problem category. Based on 14K 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 Lancia Delta 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
Lancia Delta 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
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Browse Lancia Delta Generations
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Most Common Lancia Delta MOT Failures
Every reason Lancia Delta 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 hydraulic component worn | 9.01% |
| 2 | Suspension joint or bush worn | 8.47% |
| 3 | Brake performance below minimum | 6.62% |
| 4 | Wiper blades deteriorated | 4.63% |
| 5 | Exhaust system fault | 4.38% |
| 6 | Suspension mounting corroded | 3.97% |
| 7 | Tyre tread depth below limit | 3.58% |
| 8 | Windscreen washer not working | 3.31% |
| 9 | Tyre condition | 3.29% |
| 10 | Shock absorber worn or leaking | 2.81% |
| 11 | Front lamp not working | 2.62% |
| 12 | Driveshaft fault | 2.55% |
| 13 | Indicator fault | 2.36% |
| 14 | Stop lamp not working | 2.28% |
| 15 | Brake disc or drum worn | 2.08% |
| 16 | Headlamp aim defect | 2.04% |
| 17 | Body corrosion or damage | 1.99% |
| 18 | Number plate lamp not working | 1.97% |
| 19 | Chassis condition | 1.89% |
| 20 | Fog lamp not working | 1.81% |
| 21 | MacPherson strut worn | 1.59% |
| 22 | Position lamp not working | 1.34% |
| 23 | Parking brake performance below minimum | 1.25% |
| 24 | Track rod end worn | 1.17% |
| 25 | Brake pads or linings worn | 1.03% |
| 26 | Battery loose or leaking | 0.93% |
| 27 | Horn not working | 0.93% |
| 28 | Steering rack fault | 0.84% |
| 29 | Parking brake condition | 0.82% |
| 30 | Subframe mounting corroded | 0.81% |
| 31 | Rear lamp not working | 0.78% |
| 32 | Exhaust emissions above threshold (non-catalyst) | 0.76% |
| 33 | Spring mounting corroded | 0.74% |
| 34 | Front suspension joint worn | 0.72% |
| 35 | Spark ignition emissions above threshold | 0.70% |
| 36 | ABS fault | 0.67% |
| 37 | Front suspension fault | 0.67% |
| 38 | Catalytic converter efficiency low | 0.57% |
| 39 | Brake pedal fault | 0.51% |
| 40 | Dashboard warning lamp fault | 0.50% |
| 41 | Seat belt condition | 0.49% |
| 42 | Rigid brake pipe corroded or damaged | 0.47% |
| 43 | Brake fluid leak | 0.46% |
| 44 | Fuel hose damaged or leaking | 0.46% |
| 45 | Headlamp fault | 0.46% |
| 46 | Steering column fault | 0.45% |
| 47 | Brake caliper fault | 0.42% |
| 48 | Fuel cap damaged or missing | 0.42% |
| 49 | Brake pedal movement restricted | 0.41% |
| 50 | Electrical switch fault | 0.41% |
| 51 | Windscreen damage affecting view | 0.39% |
| 52 | Flexible brake hose damaged | 0.38% |
| 53 | Handbrake cable fault | 0.34% |
| 54 | Rear fog lamp not working | 0.34% |
| 55 | Coil spring broken or corroded | 0.29% |
| 56 | Subframe corrosion or damage | 0.28% |
| 57 | Rear suspension fault | 0.25% |
| 58 | Mirror damaged or missing | 0.23% |
| 59 | Fuel pipe corroded or damaged | 0.21% |
| 60 | Tyre size or type not matched | 0.21% |
| 61 | Bonded suspension condition | 0.19% |
| 62 | Suspension linkage fault | 0.16% |
| 63 | Vehicle structure corrosion | 0.15% |
| 64 | Wheel bearing worn | 0.15% |
| 65 | Electrical wiring fault | 0.12% |
| 66 | Fuel tank corroded or leaking | 0.12% |
| 67 | Load sensing valve fault | 0.12% |
| 68 | Steering lock fault | 0.12% |
| 69 | Steering operation fault | 0.12% |
| 70 | Brake lever fault | 0.11% |
| 71 | CV joint worn | 0.11% |
| 72 | Front passenger door fault | 0.11% |
| 73 | Ball joint dust cover split | 0.11% |
| 74 | Engine oil leak | 0.10% |
| 75 | Power steering pipe or hose leaking | 0.10% |
| 76 | Anti-roll bar worn or corroded | 0.08% |
| 77 | Speedometer fault | 0.08% |
| 78 | Steering free play excessive | 0.08% |
| 79 | Compression ignition emissions above threshold | 0.07% |
| 80 | Rear fog lamp warning light fault | 0.07% |
| 81 | Steering wheel damaged or insecure | 0.07% |
| 82 | Suspension arm worn or corroded | 0.07% |
| 83 | Suspension unit fault | 0.07% |
| 84 | Brake cable, rod, lever or linkage fault | 0.06% |
| 85 | Brake fluid warning light on | 0.06% |
| 86 | Handbrake mechanism or mounting fault | 0.06% |
| 87 | Vehicle floor corroded | 0.06% |
| 88 | Bonnet catch or hinge fault | 0.04% |
| 89 | Brake fluid level low or contaminated | 0.04% |
| 90 | Brake valve fault | 0.04% |
| 91 | Driver door fault | 0.04% |
| 92 | Driver seat fault | 0.04% |
| 93 | Hydraulic fluid leak | 0.04% |
| 94 | Indicator warning light fault | 0.04% |
| 95 | Passenger seat fault | 0.04% |
| 96 | Power steering ram fault | 0.04% |
| 97 | Body security fault | 0.03% |
| 98 | Brake wheel cylinder fault | 0.03% |
| 99 | Dip switch fault | 0.03% |
| 100 | Electronic stability control fault | 0.03% |
| 101 | Power steering pump fault | 0.03% |
| 102 | Brake air or vacuum system fault | 0.02% |
| 103 | Brake linkage mounting fault | 0.02% |
| 104 | Engine mounting worn or broken | 0.02% |
| 105 | Exhaust leak | 0.02% |
| 106 | Leaf spring broken or corroded | 0.02% |
| 107 | Main beam warning light fault | 0.02% |
| 108 | Steering drive system fault | 0.02% |
| 109 | Tie bar or rod worn or corroded | 0.02% |
| 110 | Boot lid damaged or insecure | 0.01% |
| 111 | Brake back plate corroded or damaged | 0.01% |
| 112 | Brake fluid reservoir fault | 0.01% |
| 113 | Drag link end worn | 0.01% |
| 114 | Exhaust heat shield or sound insulation damaged | 0.01% |
| 115 | Front fog lamp not working | 0.01% |
| 116 | Handbrake lever fault | 0.01% |
| 117 | Propshaft fault | 0.01% |
| 118 | Rear reflector damaged or missing | 0.01% |
| 119 | Semaphore indicator fault | 0.01% |
| 120 | Steering arm worn | 0.01% |
| 121 | Steering box fault | 0.01% |
| 122 | Stub axle worn | 0.01% |
| 123 | Suspension retaining or locking device fault | 0.01% |
| 124 | Torque or reaction arm worn | 0.01% |
| 125 | Undertray damaged or missing | 0.01% |
| 126 | Universal joint worn | 0.01% |
Showing all 126 reasons — scroll inside the table for the full list.
Lancia Delta MOT Failures by Category
Total MOT failure occurrences for the Lancia Delta, 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 Lancia Delta problems?
Based on analysis of 14K Lancia Delta MOT tests from DVSA data, we have 15 identified common problems across 2 generations. The most frequently flagged issue is "Windscreen washer not working". Suspension is the most common problem category.
Which Lancia Delta generation has the most problems?
The Lancia Delta Mk1 (1979-1994) (1979–1994) has the highest number of identified common problems (15). 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 Lancia Delta?
Yes — use the "Tell Us About Your Problem" form on this page. Your report helps other Lancia Delta owners spot problems early. All submissions are reviewed before being added to the public database.
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