At a Glance
The Alfa Romeo Giulietta has 11 identified common problems across 1 generation, with the 940 (2010-2020) being the most affected generation and tyres & wheels the most common problem category. Based on 244K 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 Alfa Romeo Giulietta 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
Alfa Romeo Giulietta 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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Browse Alfa Romeo Giulietta Generations
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Most Common Alfa Romeo Giulietta MOT Failures
Every reason Alfa Romeo Giulietta 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 | Tyre condition | 13.70% |
| 2 | Tyre tread depth below limit | 11.40% |
| 3 | Suspension joint or bush worn | 9.40% |
| 4 | Brake pads or linings worn | 6.63% |
| 5 | Windscreen washer not working | 6.61% |
| 6 | Coil spring broken or corroded | 5.87% |
| 7 | Number plate lamp not working | 5.62% |
| 8 | Wiper blades deteriorated | 4.31% |
| 9 | Headlamp fault | 3.84% |
| 10 | Brake performance below minimum | 3.39% |
| 11 | Brake disc or drum worn | 2.78% |
| 12 | Spark ignition emissions above threshold | 2.52% |
| 13 | Parking brake performance below minimum | 2.22% |
| 14 | Headlamp aim defect | 2.10% |
| 15 | Position lamp not working | 1.70% |
| 16 | Ball joint dust cover split | 1.51% |
| 17 | Windscreen damage affecting view | 1.47% |
| 18 | Rear fog lamp not working | 1.37% |
| 19 | Stop lamp not working | 1.32% |
| 20 | Driveshaft fault | 0.88% |
| 21 | Wheel bearing worn | 0.80% |
| 22 | Tyre pressure monitoring system fault | 0.65% |
| 23 | Airbag warning light on | 0.58% |
| 24 | Seat belt condition | 0.50% |
| 25 | Fog lamp not working | 0.42% |
| 26 | Indicator fault | 0.40% |
| 27 | Electrical wiring fault | 0.33% |
| 28 | Mirror damaged or missing | 0.32% |
| 29 | Horn not working | 0.32% |
| 30 | Front lamp not working | 0.31% |
| 31 | Brake pedal fault | 0.30% |
| 32 | Exhaust system fault | 0.29% |
| 33 | Tyre size or type not matched | 0.28% |
| 34 | Brake lever fault | 0.27% |
| 35 | Suspension linkage fault | 0.26% |
| 36 | Track rod end worn | 0.26% |
| 37 | Electronic stability control fault | 0.26% |
| 38 | Shock absorber worn or leaking | 0.24% |
| 39 | Vehicle structure corrosion | 0.23% |
| 40 | ABS fault | 0.23% |
| 41 | Rear lamp not working | 0.23% |
| 42 | Brake caliper fault | 0.20% |
| 43 | Flexible brake hose damaged | 0.19% |
| 44 | Compression ignition emissions above threshold | 0.19% |
| 45 | Suspension mounting corroded | 0.19% |
| 46 | Chassis condition | 0.19% |
| 47 | Battery loose or leaking | 0.17% |
| 48 | MacPherson strut worn | 0.14% |
| 49 | Headlamp washer not working | 0.14% |
| 50 | Steering rack fault | 0.13% |
| 51 | Brake hydraulic component worn | 0.12% |
| 52 | Front suspension joint worn | 0.11% |
| 53 | Tyre valve stem damaged | 0.10% |
| 54 | Engine oil leak | 0.10% |
| 55 | Handbrake lever fault | 0.10% |
| 56 | Fuel cap damaged or missing | 0.10% |
| 57 | Headlamp levelling device fault | 0.10% |
| 58 | Brake cable, rod, lever or linkage fault | 0.10% |
| 59 | Electric power steering fault | 0.09% |
| 60 | Catalytic converter efficiency low | 0.08% |
| 61 | Rear suspension fault | 0.08% |
| 62 | Bonnet catch or hinge fault | 0.07% |
| 63 | Bumper damaged or insecure | 0.06% |
| 64 | Parking brake condition | 0.06% |
| 65 | Rear reflector damaged or missing | 0.05% |
| 66 | Brake fluid level low or contaminated | 0.05% |
| 67 | Undertray damaged or missing | 0.05% |
| 68 | Passenger airbag fault | 0.05% |
| 69 | Boot lid damaged or insecure | 0.05% |
| 70 | Reversing lamp not working | 0.04% |
| 71 | Suspension arm worn or corroded | 0.04% |
| 72 | Driver door fault | 0.04% |
| 73 | Brake pedal movement restricted | 0.04% |
| 74 | Driver airbag fault | 0.04% |
| 75 | Rigid brake pipe corroded or damaged | 0.03% |
| 76 | Anti-roll bar worn or corroded | 0.03% |
| 77 | King pin or swivel pin worn | 0.03% |
| 78 | Body corrosion or damage | 0.03% |
| 79 | Front passenger door fault | 0.03% |
| 80 | Front suspension fault | 0.02% |
| 81 | Electrical switch fault | 0.02% |
| 82 | Exhaust emissions above threshold (non-catalyst) | 0.02% |
| 83 | Steering lock fault | 0.02% |
| 84 | Front fog lamp not working | 0.02% |
| 85 | Propshaft fault | 0.02% |
| 86 | Exhaust leak | 0.02% |
| 87 | Fuel tank corroded or leaking | 0.02% |
| 88 | Brake fluid leak | 0.02% |
| 89 | Additional braking device fault | 0.01% |
| 90 | Fuel pipe corroded or damaged | 0.01% |
| 91 | Engine mounting worn or broken | 0.01% |
| 92 | Handbrake cable fault | 0.01% |
| 93 | Passenger seat fault | 0.01% |
| 94 | Reversing lamp switch fault | 0.01% |
| 95 | Steering arm worn | 0.01% |
| 96 | Mirror or camera fault | 0.01% |
| 97 | Daytime running lamp not working | 0.01% |
| 98 | Electronic braking system fault | 0.01% |
| 99 | Full power hydraulic brake fault | 0.01% |
| 100 | Transmission oil leak | 0.01% |
| 101 | Driver seat fault | <0.01% |
| 102 | Steering operation fault | <0.01% |
| 103 | Suspension linkage attachment bracket or mounting corroded | <0.01% |
| 104 | Brake fluid reservoir fault | <0.01% |
| 105 | Dashboard warning lamp fault | <0.01% |
| 106 | Steering column fault | <0.01% |
| 107 | Subframe corrosion or damage | <0.01% |
| 108 | Tailgate damaged or insecure | <0.01% |
| 109 | Brake servo fault | <0.01% |
| 110 | Drag link end worn | <0.01% |
| 111 | Fuel hose damaged or leaking | <0.01% |
| 112 | Window damaged or won't operate | <0.01% |
| 113 | Hydraulic brake cylinder fault | <0.01% |
| 114 | Speedometer fault | <0.01% |
| 115 | Steering box fault | <0.01% |
| 116 | Transmission drive belt fault | <0.01% |
| 117 | Brake fluid warning light on | <0.01% |
| 118 | Brake valve fault | <0.01% |
| 119 | Dip switch fault | <0.01% |
| 120 | Hydraulic fluid leak | <0.01% |
| 121 | Main beam warning light fault | <0.01% |
| 122 | Seat belt or padding damaged | <0.01% |
| 123 | Seat belt pre-tensioner fault | <0.01% |
| 124 | Spare wheel fault | <0.01% |
| 125 | Suspension rod worn or corroded | <0.01% |
| 126 | Vehicle floor corroded | <0.01% |
| 127 | Brake air or vacuum system fault | <0.01% |
| 128 | Brake linkage mounting fault | <0.01% |
| 129 | Brake master cylinder fault | <0.01% |
| 130 | Brake wheel cylinder fault | <0.01% |
| 131 | Exhaust heat shield or sound insulation damaged | <0.01% |
| 132 | Indicator warning light fault | <0.01% |
| 133 | Passenger compartment corrosion | <0.01% |
| 134 | Rear fog lamp warning light fault | <0.01% |
| 135 | Spring mounting corroded | <0.01% |
| 136 | Steering free play excessive | <0.01% |
| 137 | Steering wheel damaged or insecure | <0.01% |
| 138 | Subframe mounting corroded | <0.01% |
| 139 | Steering coupling worn | <0.01% |
| 140 | Body security fault | <0.01% |
| 141 | Brake pressure or vacuum buildup insufficient | <0.01% |
| 142 | Hand-operated brake valve condition | <0.01% |
| 143 | Load sensing valve fault | <0.01% |
| 144 | Outline marker lamp not working | <0.01% |
| 145 | Steering head bearings worn | <0.01% |
| 146 | Suspension retaining or locking device fault | <0.01% |
| 147 | Universal joint worn | <0.01% |
| 148 | Towbar fault | <0.01% |
Showing all 148 reasons — scroll inside the table for the full list.
Alfa Romeo Giulietta MOT Failures by Category
Total MOT failure occurrences for the Alfa Romeo Giulietta, 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 Alfa Romeo Giulietta problems?
Based on analysis of 244K Alfa Romeo Giulietta MOT tests from DVSA data, we have 11 identified common problems across 1 generation. The most frequently flagged issue is "Indicator fault". Tyres & Wheels is the most common problem category.
Which Alfa Romeo Giulietta generation has the most problems?
The Alfa Romeo Giulietta 940 (2010-2020) (2010–2020) has the highest number of identified common problems (11). 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 Alfa Romeo Giulietta?
Yes — use the "Tell Us About Your Problem" form on this page. Your report helps other Alfa Romeo Giulietta owners spot problems early. All submissions are reviewed before being added to the public database.
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