At a Glance
London Taxis Int has 91 identified common problems across 5 models, with the Tx4 being the most affected model and suspension the most common problem category. Based on 442K 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 how we identify common car problems →
Below: per-model breakdowns of London Taxis Int common problems, MOT failure rates by category, pass-rate data, and repair patterns drawn from 442K DVSA MOT tests across 20 years. Click any model to see generation-specific issues, mileage-banded fault patterns, and the most common MOT failures recorded by UK testers.
MOT Tests & Failures by Model
Top London Taxis Int models by MOT tests, failures, and identified problems from DVSA data
Hover over each bar for a full breakdown. Tap any bar to view that model's problems.
Showing total MOT tests, failures, and known problems per make. Hover over each bar for a full breakdown.
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London Taxis Int Common Problems by Model
Select a model to see problems by generation
Most Common London Taxis Int MOT Failures
Every reason London Taxis Int 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 | Suspension joint or bush worn | 12.71% |
| 2 | Tyre tread depth below limit | 9.59% |
| 3 | Brake performance below minimum | 6.69% |
| 4 | Wiper blades deteriorated | 6.14% |
| 5 | Windscreen washer not working | 6.13% |
| 6 | Position lamp not working | 4.52% |
| 7 | Front lamp not working | 4.28% |
| 8 | Stop lamp not working | 3.86% |
| 9 | Brake pads or linings worn | 3.35% |
| 10 | Coil spring broken or corroded | 2.97% |
| 11 | Headlamp aim defect | 2.85% |
| 12 | Number plate lamp not working | 2.55% |
| 13 | Track rod end worn | 2.40% |
| 14 | Parking brake performance below minimum | 2.35% |
| 15 | Front suspension fault | 1.93% |
| 16 | Brake disc or drum worn | 1.61% |
| 17 | Headlamp fault | 1.58% |
| 18 | Spark ignition emissions above threshold | 1.35% |
| 19 | Rigid brake pipe corroded or damaged | 1.29% |
| 20 | Windscreen damage affecting view | 1.29% |
| 21 | Engine oil leak | 1.28% |
| 22 | Ball joint dust cover split | 1.06% |
| 23 | Parking brake condition | 1.00% |
| 24 | Tyre condition | 0.79% |
| 25 | ABS fault | 0.77% |
| 26 | Seat belt condition | 0.74% |
| 27 | Exhaust system fault | 0.73% |
| 28 | Wheel bearing worn | 0.67% |
| 29 | Rear lamp not working | 0.63% |
| 30 | Rear fog lamp not working | 0.62% |
| 31 | Shock absorber worn or leaking | 0.62% |
| 32 | Compression ignition emissions above threshold | 0.59% |
| 33 | Fog lamp not working | 0.55% |
| 34 | Body corrosion or damage | 0.50% |
| 35 | Chassis condition | 0.49% |
| 36 | Horn not working | 0.42% |
| 37 | Battery loose or leaking | 0.42% |
| 38 | Vehicle structure corrosion | 0.41% |
| 39 | Mirror damaged or missing | 0.37% |
| 40 | Transmission oil leak | 0.35% |
| 41 | Flexible brake hose damaged | 0.33% |
| 42 | Brake lever fault | 0.33% |
| 43 | Brake hydraulic component worn | 0.32% |
| 44 | Indicator fault | 0.25% |
| 45 | Suspension mounting corroded | 0.24% |
| 46 | Handbrake cable fault | 0.23% |
| 47 | Power steering pipe or hose leaking | 0.22% |
| 48 | Brake fluid level low or contaminated | 0.21% |
| 49 | Suspension linkage fault | 0.20% |
| 50 | Steering box fault | 0.18% |
| 51 | Handbrake lever fault | 0.18% |
| 52 | Bumper damaged or insecure | 0.16% |
| 53 | Propshaft fault | 0.15% |
| 54 | Front suspension joint worn | 0.15% |
| 55 | Steering arm worn | 0.14% |
| 56 | Headlamp levelling device fault | 0.13% |
| 57 | Suspension arm worn or corroded | 0.13% |
| 58 | Exhaust leak | 0.12% |
| 59 | Brake fluid leak | 0.12% |
| 60 | Steering lock fault | 0.12% |
| 61 | Brake servo fault | 0.12% |
| 62 | Steering column fault | 0.12% |
| 63 | Anti-roll bar worn or corroded | 0.12% |
| 64 | Bonnet catch or hinge fault | 0.11% |
| 65 | Electrical wiring fault | 0.11% |
| 66 | Brake pedal fault | 0.10% |
| 67 | Brake wheel cylinder fault | 0.10% |
| 68 | Electrical switch fault | 0.10% |
| 69 | Rear reflector damaged or missing | 0.10% |
| 70 | Drag link end worn | 0.09% |
| 71 | Airbag warning light on | 0.09% |
| 72 | Brake caliper fault | 0.09% |
| 73 | King pin or swivel pin worn | 0.08% |
| 74 | Passenger seat fault | 0.07% |
| 75 | Dashboard warning lamp fault | 0.06% |
| 76 | Steering wheel damaged or insecure | 0.06% |
| 77 | Reversing lamp not working | 0.06% |
| 78 | Hydraulic brake cylinder fault | 0.06% |
| 79 | Subframe corrosion or damage | 0.06% |
| 80 | Fuel cap damaged or missing | 0.06% |
| 81 | Front passenger door fault | 0.06% |
| 82 | Fuel hose damaged or leaking | 0.06% |
| 83 | Axle corroded or damaged | 0.06% |
| 84 | Fuel tank corroded or leaking | 0.06% |
| 85 | Steering intermediate drop arm worn | 0.06% |
| 86 | Boot lid damaged or insecure | 0.05% |
| 87 | Engine mounting worn or broken | 0.05% |
| 88 | Driver seat fault | 0.05% |
| 89 | Fuel pipe corroded or damaged | 0.05% |
| 90 | Tyre pressure monitoring system fault | 0.05% |
| 91 | Brake pedal movement restricted | 0.05% |
| 92 | Steering operation fault | 0.05% |
| 93 | Electronic stability control fault | 0.05% |
| 94 | Power steering pump fault | 0.04% |
| 95 | Universal joint worn | 0.04% |
| 96 | Driver door fault | 0.04% |
| 97 | Brake fluid reservoir fault | 0.04% |
| 98 | Speedometer fault | 0.04% |
| 99 | Brake valve fault | 0.04% |
| 100 | Body security fault | 0.04% |
| 101 | Brake fluid warning light on | 0.03% |
| 102 | Axle beam corroded or cracked | 0.03% |
| 103 | Rear suspension fault | 0.03% |
| 104 | Spring mounting corroded | 0.03% |
| 105 | Steering lock stop fault | 0.03% |
| 106 | Steering coupling worn | 0.03% |
| 107 | Brake air or vacuum system fault | 0.03% |
| 108 | Trailing arm worn or corroded | 0.03% |
| 109 | Front fog lamp not working | 0.03% |
| 110 | Hydraulic fluid leak | 0.03% |
| 111 | Steering rack fault | 0.03% |
| 112 | Tyre size or type not matched | 0.02% |
| 113 | Brake master cylinder fault | 0.02% |
| 114 | Steering damper fault | 0.02% |
| 115 | Suspension retaining or locking device fault | 0.02% |
| 116 | Steering free play excessive | 0.02% |
| 117 | Suspension rod worn or corroded | 0.02% |
| 118 | Dip switch fault | 0.02% |
| 119 | Driveshaft fault | 0.02% |
| 120 | Vehicle floor corroded | 0.02% |
| 121 | Catalytic converter efficiency low | 0.02% |
| 122 | Leaf spring broken or corroded | 0.02% |
| 123 | Electronic braking system fault | 0.01% |
| 124 | Steering shaft fault | 0.01% |
| 125 | Main beam warning light fault | 0.01% |
| 126 | Power steering ram fault | 0.01% |
| 127 | Rear fog lamp warning light fault | 0.01% |
| 128 | Securing bolts missing or insecure | 0.01% |
| 129 | Access panel damaged or insecure | 0.01% |
| 130 | Suspension linkage attachment bracket or mounting corroded | 0.01% |
| 131 | Tyre valve stem damaged | 0.01% |
| 132 | Additional braking device fault | 0.01% |
| 133 | Brake pressure or vacuum buildup insufficient | 0.01% |
| 134 | Window damaged or won't operate | 0.01% |
| 135 | Body strengthening plate corroded | 0.01% |
| 136 | Brake pedal linkage fault | <0.01% |
| 137 | Mirror or camera fault | <0.01% |
| 138 | Brake cable, rod, lever or linkage fault | <0.01% |
| 139 | Brake master cylinder or servo mounting fault | <0.01% |
| 140 | Indicator warning light fault | <0.01% |
| 141 | Seat belt anchorage fault | <0.01% |
| 142 | Seat belt or padding damaged | <0.01% |
| 143 | Brake clevis joint worn | <0.01% |
| 144 | Driver airbag fault | <0.01% |
| 145 | Panhard rod worn or corroded | <0.01% |
| 146 | Semaphore indicator fault | <0.01% |
| 147 | Wheel hub fault | <0.01% |
| 148 | Radius arm worn or corroded | <0.01% |
| 149 | Subframe mounting corroded | <0.01% |
| 150 | Undertray damaged or missing | <0.01% |
| 151 | Leaf spring eye worn or broken | <0.01% |
| 152 | Outline marker lamp not working | <0.01% |
| 153 | Suspension unit fault | <0.01% |
| 154 | Bonded suspension condition | <0.01% |
| 155 | Electronic parking brake fault | <0.01% |
| 156 | Halfshaft fault | <0.01% |
| 157 | Leaf spring shackle bracket corroded | <0.01% |
| 158 | MacPherson strut worn | <0.01% |
| 159 | Brake slack adjuster fault | <0.01% |
| 160 | Exhaust heat shield or sound insulation damaged | <0.01% |
| 161 | Hazard warning light fault | <0.01% |
| 162 | Spare wheel fault | <0.01% |
| 163 | Tie bar or rod worn or corroded | <0.01% |
| 164 | Air brake cylinder or actuator fault | <0.01% |
| 165 | Anchor bracket corroded | <0.01% |
| 166 | Exhaust emissions above threshold (non-catalyst) | <0.01% |
| 167 | Hand-operated brake valve condition | <0.01% |
| 168 | Handbrake mechanism or mounting fault | <0.01% |
| 169 | Seat belt pre-tensioner fault | <0.01% |
| 170 | Stub axle worn | <0.01% |
| 171 | Tailgate damaged or insecure | <0.01% |
| 172 | Torsion bar worn or corroded | <0.01% |
| 173 | Brake linkage mounting fault | <0.01% |
| 174 | Brake relay lever fault | <0.01% |
| 175 | Cab corrosion or damage | <0.01% |
| 176 | Electric power steering fault | <0.01% |
| 177 | Full power hydraulic brake fault | <0.01% |
| 178 | Leaf spring slipper worn | <0.01% |
| 179 | Loading door damaged or insecure | <0.01% |
| 180 | Steering drive system fault | <0.01% |
| 181 | Steering head bearings worn | <0.01% |
| 182 | Speed limiter fault | <0.01% |
Showing all 182 reasons — scroll inside the table for the full list.
London Taxis Int MOT Failures by Category
Total MOT failure occurrences for London Taxis Int, 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 London Taxis Int problems?
Based on analysis of 442K London Taxis Int MOT tests from DVSA data, London Taxis Int has 91 identified common problems across 5 models. The London Taxis Int Tx4 has the most recorded problems. Suspension issues are the most common category.
Which London Taxis Int model has the most problems?
By total identified common problems, the London Taxis Int Tx4 has the highest count with 66 problems. This is partly because it is one of the more popular London Taxis Int models on UK roads. See the models grid for a 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 London Taxis Int?
Yes — use the "Tell Us About Your Problem" form on this page. Your report helps other London Taxis Int owners spot problems early. We review all submissions before they are published.
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