At a Glance
The Proton Wira has 13 identified common problems across 1 generation, with the Wira (1995-2009) being the most affected generation and brakes the most common problem category. Based on 43K 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 Proton Wira 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
Proton Wira 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 Proton Wira Generations
Select a generation to see its specific problems, MOT failures and advisories
Most Common Proton Wira MOT Failures
Every reason Proton Wira 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 tread depth below limit | 15.34% |
| 2 | Exhaust system fault | 8.42% |
| 3 | Tyre condition | 6.15% |
| 4 | Front lamp not working | 6.10% |
| 5 | Number plate lamp not working | 6.00% |
| 6 | Brake hydraulic component worn | 5.50% |
| 7 | Wiper blades deteriorated | 5.26% |
| 8 | Suspension joint or bush worn | 5.04% |
| 9 | Stop lamp not working | 4.25% |
| 10 | Brake performance below minimum | 3.60% |
| 11 | Catalytic converter efficiency low | 3.47% |
| 12 | Headlamp aim defect | 3.17% |
| 13 | Brake pads or linings worn | 3.01% |
| 14 | Windscreen washer not working | 2.07% |
| 15 | Track rod end worn | 1.81% |
| 16 | Steering rack fault | 1.80% |
| 17 | Rear lamp not working | 1.63% |
| 18 | Fog lamp not working | 1.30% |
| 19 | Brake disc or drum worn | 1.18% |
| 20 | Shock absorber worn or leaking | 1.09% |
| 21 | Horn not working | 0.82% |
| 22 | Parking brake condition | 0.73% |
| 23 | Mirror damaged or missing | 0.69% |
| 24 | Airbag warning light on | 0.67% |
| 25 | Indicator fault | 0.66% |
| 26 | Suspension linkage fault | 0.56% |
| 27 | Front suspension fault | 0.53% |
| 28 | Seat belt condition | 0.52% |
| 29 | Suspension mounting corroded | 0.48% |
| 30 | Driveshaft fault | 0.47% |
| 31 | Spark ignition emissions above threshold | 0.43% |
| 32 | Body corrosion or damage | 0.43% |
| 33 | Windscreen damage affecting view | 0.39% |
| 34 | Power steering pipe or hose leaking | 0.37% |
| 35 | Tyre size or type not matched | 0.37% |
| 36 | Position lamp not working | 0.34% |
| 37 | Battery loose or leaking | 0.30% |
| 38 | Rear suspension fault | 0.29% |
| 39 | ABS fault | 0.24% |
| 40 | Chassis condition | 0.22% |
| 41 | Dashboard warning lamp fault | 0.22% |
| 42 | Electrical switch fault | 0.22% |
| 43 | Anti-roll bar worn or corroded | 0.21% |
| 44 | Brake pedal movement restricted | 0.20% |
| 45 | Rigid brake pipe corroded or damaged | 0.20% |
| 46 | Fuel pipe corroded or damaged | 0.17% |
| 47 | Brake pedal fault | 0.16% |
| 48 | Brake caliper fault | 0.14% |
| 49 | Parking brake performance below minimum | 0.14% |
| 50 | Bonnet catch or hinge fault | 0.14% |
| 51 | Brake fluid leak | 0.13% |
| 52 | Brake fluid warning light on | 0.13% |
| 53 | Suspension arm worn or corroded | 0.13% |
| 54 | Subframe mounting corroded | 0.12% |
| 55 | Body security fault | 0.10% |
| 56 | Tyre valve stem damaged | 0.10% |
| 57 | Brake lever fault | 0.09% |
| 58 | Fuel hose damaged or leaking | 0.09% |
| 59 | Headlamp fault | 0.08% |
| 60 | Rear reflector damaged or missing | 0.08% |
| 61 | Ball joint dust cover split | 0.08% |
| 62 | Fuel cap damaged or missing | 0.08% |
| 63 | Steering lock fault | 0.07% |
| 64 | MacPherson strut worn | 0.07% |
| 65 | Steering column fault | 0.07% |
| 66 | Front suspension joint worn | 0.06% |
| 67 | Handbrake cable fault | 0.06% |
| 68 | Vehicle structure corrosion | 0.05% |
| 69 | Exhaust emissions above threshold (non-catalyst) | 0.05% |
| 70 | Brake fluid level low or contaminated | 0.05% |
| 71 | Fuel tank corroded or leaking | 0.05% |
| 72 | Spring mounting corroded | 0.04% |
| 73 | Steering operation fault | 0.04% |
| 74 | Engine oil leak | 0.04% |
| 75 | Suspension unit fault | 0.04% |
| 76 | Subframe corrosion or damage | 0.04% |
| 77 | Coil spring broken or corroded | 0.03% |
| 78 | Power steering pump fault | 0.03% |
| 79 | Tie bar or rod worn or corroded | 0.03% |
| 80 | Boot lid damaged or insecure | 0.03% |
| 81 | Brake air or vacuum system fault | 0.03% |
| 82 | Electrical wiring fault | 0.03% |
| 83 | Steering arm worn | 0.03% |
| 84 | Rear fog lamp not working | 0.03% |
| 85 | Brake back plate corroded or damaged | 0.02% |
| 86 | Flexible brake hose damaged | 0.02% |
| 87 | Handbrake lever fault | 0.02% |
| 88 | Speedometer fault | 0.02% |
| 89 | Steering free play excessive | 0.02% |
| 90 | Compression ignition emissions above threshold | 0.02% |
| 91 | Drag link end worn | 0.02% |
| 92 | Power steering ram fault | 0.02% |
| 93 | Wheel bearing worn | 0.02% |
| 94 | Towbar fault | 0.02% |
| 95 | Driver door fault | 0.01% |
| 96 | Engine mounting worn or broken | 0.01% |
| 97 | Front passenger door fault | 0.01% |
| 98 | Driver airbag fault | 0.01% |
| 99 | Axle beam corroded or cracked | <0.01% |
| 100 | Bumper damaged or insecure | <0.01% |
| 101 | Exhaust leak | <0.01% |
| 102 | Headlamp levelling device fault | <0.01% |
| 103 | Tailgate damaged or insecure | <0.01% |
| 104 | Bonded suspension condition | <0.01% |
| 105 | King pin or swivel pin worn | <0.01% |
| 106 | Access panel damaged or insecure | <0.01% |
| 107 | Additional braking device fault | <0.01% |
| 108 | CV joint worn | <0.01% |
| 109 | Electronic stability control fault | <0.01% |
| 110 | Hydraulic fluid leak | <0.01% |
| 111 | Propshaft fault | <0.01% |
| 112 | Semaphore indicator fault | <0.01% |
| 113 | Steering drive system fault | <0.01% |
| 114 | Steering intermediate drop arm worn | <0.01% |
| 115 | Steering lock stop fault | <0.01% |
| 116 | Steering shaft fault | <0.01% |
| 117 | Suspension linkage attachment bracket or mounting corroded | <0.01% |
| 118 | Suspension retaining or locking device fault | <0.01% |
| 119 | Torsion bar worn or corroded | <0.01% |
| 120 | Trailing arm worn or corroded | <0.01% |
| 121 | Vehicle floor corroded | <0.01% |
Showing all 121 reasons — scroll inside the table for the full list.
Proton Wira MOT Failures by Category
Total MOT failure occurrences for the Proton Wira, 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 Proton Wira problems?
Based on analysis of 43K Proton Wira MOT tests from DVSA data, we have 13 identified common problems across 1 generation. The most frequently flagged issue is "Steering rack fault". Brakes is the most common problem category.
Which Proton Wira generation has the most problems?
The Proton Wira Wira (1995-2009) (1995–2009) has the highest number of identified common problems (17). 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 Proton Wira?
Yes — use the "Tell Us About Your Problem" form on this page. Your report helps other Proton Wira owners spot problems early. All submissions are reviewed before being added to the public database.
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