Statistical data set

Top 10 prohibition defects as a percentage of all LGVs inspected at roadside

Updated 13 February 2025
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Financial year Period Defect type Defects as a percentage of all vehicles inspected
2024 to 2025 Quarter 2: July to September Running Gear - Condition of Tyres 20.38%
2024 to 2025 Quarter 2: July to September Lamps and reflectors - Direction Indicators 15.86%
2024 to 2025 Quarter 2: July to September Engine and Associated Equipment - Exhaust emission 9.85%
2024 to 2025 Quarter 2: July to September Security of Body 9.85%
2024 to 2025 Quarter 2: July to September Brakes - Parking Brake Operation and Perfomance 6.13%
2024 to 2025 Quarter 2: July to September Seat belts and Supplementary Restraint System 6.07%
2024 to 2025 Quarter 2: July to September Brakes - Warning Systems 5.64%
2024 to 2025 Quarter 2: July to September Lamps, reflectors and electrical equipment 5.51%
2024 to 2025 Quarter 2: July to September Suspension - Springs 3.59%
2024 to 2025 Quarter 2: July to September Uncategorised 3.35%
2024 to 2025 Quarter 1: April to June Running Gear - Condition of Tyres 22.13%
2024 to 2025 Quarter 1: April to June Lamps and reflectors - Direction Indicators 16.36%
2024 to 2025 Quarter 1: April to June Security of Body 11.69%
2024 to 2025 Quarter 1: April to June Engine and Associated Equipment - Exhaust emission 8.26%
2024 to 2025 Quarter 1: April to June Lamps, reflectors and electrical equipment 6.44%
2024 to 2025 Quarter 1: April to June Brakes - Warning Systems 6.23%
2024 to 2025 Quarter 1: April to June Seat belts and Supplementary Restraint System 5.30%
2024 to 2025 Quarter 1: April to June Brakes - Parking Brake Operation and Perfomance 5.14%
2024 to 2025 Quarter 1: April to June Suspension - Springs 4.78%
2024 to 2025 Quarter 1: April to June Brakes - Mechanical components 3.79%
2023 to 2024 Quarter 4: January to March Running Gear - Condition of Tyres 19.05%
2023 to 2024 Quarter 4: January to March Lamps and reflectors - Direction Indicators 14.13%
2023 to 2024 Quarter 4: January to March Security of Body 9.53%
2023 to 2024 Quarter 4: January to March Engine and Associated Equipment - Exhaust emission 8.33%
2023 to 2024 Quarter 4: January to March Brakes - Warning Systems 6.30%
2023 to 2024 Quarter 4: January to March Seat belts and Supplementary Restraint System 5.38%
2023 to 2024 Quarter 4: January to March Brakes - Parking Brake Operation and Perfomance 4.92%
2023 to 2024 Quarter 4: January to March Lamps, reflectors and electrical equipment 4.83%
2023 to 2024 Quarter 4: January to March Suspension - Springs 4.28%
2023 to 2024 Quarter 4: January to March Brakes - Mechanical components 2.85%
2023 to 2024 Quarter 3: October to December Running Gear - Condition of Tyres 17.25%
2023 to 2024 Quarter 3: October to December Lamps and reflectors - Direction Indicators 12.26%
2023 to 2024 Quarter 3: October to December Security of Body 7.83%
2023 to 2024 Quarter 3: October to December Engine and Associated Equipment - Exhaust emission 5.83%
2023 to 2024 Quarter 3: October to December Lamps, reflectors and electrical equipment 4.99%
2023 to 2024 Quarter 3: October to December Brakes - Warning Systems 4.69%
2023 to 2024 Quarter 3: October to December Seat belts and Supplementary Restraint System 4.69%
2023 to 2024 Quarter 3: October to December Suspension - Springs 3.25%
2023 to 2024 Quarter 3: October to December Brakes - Parking Brake Operation and Perfomance 3.18%
2023 to 2024 Quarter 3: October to December Brakes - Mechanical components 2.84%
2023 to 2024 Quarter 2: July to September Running Gear - Condition of Tyres 19.12%
2023 to 2024 Quarter 2: July to September Lamps and reflectors - Direction Indicators 12.70%
2023 to 2024 Quarter 2: July to September Security of Body 9.52%
2023 to 2024 Quarter 2: July to September Engine and Associated Equipment - Exhaust emission 5.31%
2023 to 2024 Quarter 2: July to September Lamps, reflectors and electrical equipment 5.11%
2023 to 2024 Quarter 2: July to September Seat belts and Supplementary Restraint System 3.80%
2023 to 2024 Quarter 2: July to September Brakes - Warning Systems 3.24%
2023 to 2024 Quarter 2: July to September Brakes - Parking Brake Operation and Perfomance 3.04%
2023 to 2024 Quarter 2: July to September Suspension - Springs 2.83%
2023 to 2024 Quarter 2: July to September Running Gear - Road wheels and Hubs 2.69%
2023 to 2024 Quarter 1: April to June Running Gear - Condition of Tyres 22.53%
2023 to 2024 Quarter 1: April to June Lamps and reflectors - Direction Indicators 13.65%
2023 to 2024 Quarter 1: April to June Security of Body 12.41%
2023 to 2024 Quarter 1: April to June Lamps, reflectors and electrical equipment 5.49%
2023 to 2024 Quarter 1: April to June Engine and Associated Equipment - Exhaust emission 5.29%
2023 to 2024 Quarter 1: April to June Suspension - Springs 5.03%
2023 to 2024 Quarter 1: April to June Brakes - Warning Systems 4.64%
2023 to 2024 Quarter 1: April to June Brakes - Parking Brake Operation and Perfomance 4.18%
2023 to 2024 Quarter 1: April to June Seat belts and Supplementary Restraint System 3.85%
2023 to 2024 Quarter 1: April to June Brakes - Mechanical components 3.14%
2022 to 2023 Quarter 4: January to March Running Gear - Condition of Tyres 19.02%
2022 to 2023 Quarter 4: January to March Lamps and reflectors - Direction Indicators 14.83%
2022 to 2023 Quarter 4: January to March Security of Body 9.83%
2022 to 2023 Quarter 4: January to March Lamps, reflectors and electrical equipment 6.85%
2022 to 2023 Quarter 4: January to March Brakes - Warning Systems 5.48%
2022 to 2023 Quarter 4: January to March Seat belts and Supplementary Restraint System 5.00%
2022 to 2023 Quarter 4: January to March Suspension - Springs 4.43%
2022 to 2023 Quarter 4: January to March Engine and Associated Equipment - Exhaust emission 3.87%
2022 to 2023 Quarter 4: January to March Brakes - Parking Brake Operation and Perfomance 3.38%
2022 to 2023 Quarter 4: January to March Uncategorised 2.90%
2022 to 2023 Quarter 3: October to December Running Gear - Condition of Tyres 18.41%
2022 to 2023 Quarter 3: October to December Lamps and reflectors - Direction Indicators 12.67%
2022 to 2023 Quarter 3: October to December Lamps, reflectors and electrical equipment 6.20%
2022 to 2023 Quarter 3: October to December Security of Body 6.06%
2022 to 2023 Quarter 3: October to December Seat belts and Supplementary Restraint System 5.00%
2022 to 2023 Quarter 3: October to December Engine and Associated Equipment - Exhaust emission 4.67%
2022 to 2023 Quarter 3: October to December Brakes - Warning Systems 4.49%
2022 to 2023 Quarter 3: October to December Suspension - Springs 3.01%
2022 to 2023 Quarter 3: October to December Running Gear - Road wheels and Hubs 2.73%
2022 to 2023 Quarter 3: October to December Bodywork - Registration Plates & VIN Details 2.31%
2022 to 2023 Quarter 2: July to September Running Gear - Condition of Tyres 16.44%
2022 to 2023 Quarter 2: July to September Lamps and reflectors - Direction Indicators 11.64%
2022 to 2023 Quarter 2: July to September Security of Body 5.51%
2022 to 2023 Quarter 2: July to September Lamps, reflectors and electrical equipment 4.98%
2022 to 2023 Quarter 2: July to September Engine and Associated Equipment - Exhaust emission 3.33%
2022 to 2023 Quarter 2: July to September Seat belts and Supplementary Restraint System 3.15%
2022 to 2023 Quarter 2: July to September Brakes - Warning Systems 2.80%
2022 to 2023 Quarter 2: July to September Suspension - Springs 2.58%
2022 to 2023 Quarter 2: July to September Brakes - Parking Brake Operation and Perfomance 2.40%
2022 to 2023 Quarter 2: July to September Brakes - Mechanical components 2.31%
2022 to 2023 Quarter 1: April to June Running Gear - Condition of Tyres 17.13%
2022 to 2023 Quarter 1: April to June Lamps and reflectors - Direction Indicators 11.65%
2022 to 2023 Quarter 1: April to June Lamps, reflectors and electrical equipment 6.06%
2022 to 2023 Quarter 1: April to June Suspension - Springs 3.59%
2022 to 2023 Quarter 1: April to June Engine and Associated Equipment - Exhaust emission 3.13%
2022 to 2023 Quarter 1: April to June Seat belts and Supplementary Restraint System 3.13%
2022 to 2023 Quarter 1: April to June Security of Body 3.13%
2022 to 2023 Quarter 1: April to June Brakes - Warning Systems 3.05%
2022 to 2023 Quarter 1: April to June Running Gear - Road wheels and Hubs 2.67%
2022 to 2023 Quarter 1: April to June Brakes - Parking Brake Operation and Perfomance 2.59%
2021 to 2022 Quarter 4: January to March Running Gear - Condition of Tyres 15.53%
2021 to 2022 Quarter 4: January to March Lamps and reflectors - Direction Indicators 11.26%
2021 to 2022 Quarter 4: January to March Lamps, reflectors and electrical equipment 6.23%
2021 to 2022 Quarter 4: January to March Brakes - Warning Systems 3.52%
2021 to 2022 Quarter 4: January to March Engine and Associated Equipment - Exhaust emission 3.38%
2021 to 2022 Quarter 4: January to March Brakes - Parking Brake Operation and Perfomance 2.85%
2021 to 2022 Quarter 4: January to March Suspension - Springs 2.80%
2021 to 2022 Quarter 4: January to March Seat belts and Supplementary Restraint System 2.71%
2021 to 2022 Quarter 4: January to March Steering - Steering Linkage 2.54%
2021 to 2022 Quarter 4: January to March Bodywork - Registration Plates & VIN Details 2.18%
2021 to 2022 Quarter 3: October to December Running Gear - Condition of Tyres 18.62%
2021 to 2022 Quarter 3: October to December Lamps and reflectors - Direction Indicators 12.14%
2021 to 2022 Quarter 3: October to December Lamps, reflectors and electrical equipment 6.95%
2021 to 2022 Quarter 3: October to December Seat belts and Supplementary Restraint System 3.52%
2021 to 2022 Quarter 3: October to December Suspension - Springs 3.33%
2021 to 2022 Quarter 3: October to December Brakes - Warning Systems 3.29%
2021 to 2022 Quarter 3: October to December Engine and Associated Equipment - Exhaust emission 3.01%
2021 to 2022 Quarter 3: October to December Lamps and reflectors - Headlamps 2.73%
2021 to 2022 Quarter 3: October to December Brakes - Mechanical components 2.59%
2021 to 2022 Quarter 3: October to December Running Gear - Road wheels and Hubs 2.59%
2021 to 2022 Quarter 2: July to September Running Gear - Condition of Tyres 17.40%
2021 to 2022 Quarter 2: July to September Lamps and reflectors - Direction Indicators 11.77%
2021 to 2022 Quarter 2: July to September Lamps, reflectors and electrical equipment 5.83%
2021 to 2022 Quarter 2: July to September Suspension - Springs 3.75%
2021 to 2022 Quarter 2: July to September Seat belts and Supplementary Restraint System 3.49%
2021 to 2022 Quarter 2: July to September Engine and Associated Equipment - Exhaust emission 3.39%
2021 to 2022 Quarter 2: July to September Steering - Steering Linkage 3.23%
2021 to 2022 Quarter 2: July to September Brakes - Warning Systems 2.81%
2021 to 2022 Quarter 2: July to September Brakes - Mechanical components 2.60%
2021 to 2022 Quarter 2: July to September Running Gear - Road wheels and Hubs 2.19%
2021 to 2022 Quarter 1: April to June Running Gear - Condition of Tyres 17.08%
2021 to 2022 Quarter 1: April to June Lamps and reflectors - Direction Indicators 12.28%
2021 to 2022 Quarter 1: April to June Lamps, reflectors and electrical equipment 5.12%
2021 to 2022 Quarter 1: April to June Suspension - Springs 4.04%
2021 to 2022 Quarter 1: April to June Seat belts and Supplementary Restraint System 3.23%
2021 to 2022 Quarter 1: April to June Steering - Steering Linkage 2.75%
2021 to 2022 Quarter 1: April to June Brakes - Parking Brake Operation and Perfomance 2.69%
2021 to 2022 Quarter 1: April to June Brakes - Mechanical components 2.64%
2021 to 2022 Quarter 1: April to June Running Gear - Road wheels and Hubs 2.59%
2021 to 2022 Quarter 1: April to June Engine and Associated Equipment - Exhaust emission 2.05%
2020 to 2021 Quarter 4: January to March Running Gear - Condition of Tyres 18.74%
2020 to 2021 Quarter 4: January to March Lamps and reflectors - Direction Indicators 14.51%
2020 to 2021 Quarter 4: January to March Lamps, reflectors and electrical equipment 6.06%
2020 to 2021 Quarter 4: January to March Steering - Steering Linkage 4.34%
2020 to 2021 Quarter 4: January to March Running Gear - Road wheels and Hubs 3.77%
2020 to 2021 Quarter 4: January to March Brakes - Parking Brake Operation and Perfomance 2.86%
2020 to 2021 Quarter 4: January to March Suspension - Springs 2.74%
2020 to 2021 Quarter 4: January to March Security of Body 2.40%
2020 to 2021 Quarter 4: January to March Brakes - Warning Systems 2.29%
2020 to 2021 Quarter 4: January to March Bodywork - Body Panelling 2.17%
2020 to 2021 Quarter 3: October to December Running Gear - Condition of Tyres 17.56%
2020 to 2021 Quarter 3: October to December Lamps and reflectors - Direction Indicators 10.61%
2020 to 2021 Quarter 3: October to December Lamps, reflectors and electrical equipment 5.58%
2020 to 2021 Quarter 3: October to December Suspension - Springs 3.72%
2020 to 2021 Quarter 3: October to December Running Gear - Road wheels and Hubs 2.96%
2020 to 2021 Quarter 3: October to December Brakes - Warning Systems 2.82%
2020 to 2021 Quarter 3: October to December Brakes - Parking Brake Operation and Perfomance 2.34%
2020 to 2021 Quarter 3: October to December Seat belts and Supplementary Restraint System 2.20%
2020 to 2021 Quarter 3: October to December Lamps and reflectors - Headlamps 2.07%
2020 to 2021 Quarter 3: October to December Security of Body 2.07%
2020 to 2021 Quarter 2: July to September Lamps and reflectors - Direction Indicators 14.67%
2020 to 2021 Quarter 2: July to September Running Gear - Condition of Tyres 14.67%
2020 to 2021 Quarter 2: July to September Lamps, reflectors and electrical equipment 3.75%
2020 to 2021 Quarter 2: July to September Running Gear - Road wheels and Hubs 2.36%
2020 to 2021 Quarter 2: July to September Suspension - Springs 2.36%
2020 to 2021 Quarter 2: July to September Steering - Steering Linkage 2.14%
2020 to 2021 Quarter 2: July to September Brakes - Parking Brake Operation and Perfomance 1.82%
2020 to 2021 Quarter 2: July to September Seat belts and Supplementary Restraint System 1.82%
2020 to 2021 Quarter 2: July to September Security of Body 1.82%
2020 to 2021 Quarter 2: July to September Brakes - Mechanical components 1.71%
2020 to 2021 Quarter 1: April to June Running Gear - Condition of Tyres 18.40%
2020 to 2021 Quarter 1: April to June Lamps and reflectors - Direction Indicators 11.66%
2020 to 2021 Quarter 1: April to June Security of Body 3.68%
2020 to 2021 Quarter 1: April to June Lamps, reflectors and electrical equipment 3.07%
2020 to 2021 Quarter 1: April to June Brakes - Parking Brake Operation and Perfomance 2.45%
2020 to 2021 Quarter 1: April to June Bodywork - Body Panelling 1.43%
2020 to 2021 Quarter 1: April to June Brakes - Mechanical components 1.23%
2020 to 2021 Quarter 1: April to June Lamps and reflectors - Headlamps 1.23%
2020 to 2021 Quarter 1: April to June Suspension - Springs 1.23%
2020 to 2021 Quarter 1: April to June Chassis - Chassis and Attachments 1.02%
2019 to 2020 Quarter 4: January to March Running Gear - Condition of Tyres 19.30%
2019 to 2020 Quarter 4: January to March Lamps and reflectors - Direction Indicators 11.30%
2019 to 2020 Quarter 4: January to March Seat belts and Supplementary Restraint System 4.30%
2019 to 2020 Quarter 4: January to March Suspension - Springs 3.50%
2019 to 2020 Quarter 4: January to March Brakes - Warning Systems 3.40%
2019 to 2020 Quarter 4: January to March Brakes - Parking Brake Operation and Perfomance 2.60%
2019 to 2020 Quarter 4: January to March Brakes - Mechanical components 2.40%
2019 to 2020 Quarter 4: January to March Steering - Steering Linkage 2.20%
2019 to 2020 Quarter 4: January to March Running Gear - Road wheels and Hubs 2.00%
2019 to 2020 Quarter 4: January to March Engine and Associated Equipment - Exhaust emission 1.80%
2019 to 2020 Quarter 3: October to December Running Gear - Condition of Tyres 16.00%
2019 to 2020 Quarter 3: October to December Lamps and reflectors - Direction Indicators 9.00%
2019 to 2020 Quarter 3: October to December Suspension - Springs 2.60%
2019 to 2020 Quarter 3: October to December Steering - Steering Linkage 2.80%
2019 to 2020 Quarter 3: October to December Brakes - Warning Systems 3.30%
2019 to 2020 Quarter 3: October to December Seat belts and Supplementary Restraint System 2.70%
2019 to 2020 Quarter 3: October to December Brakes - Parking Brake Operation and Perfomance 1.90%
2019 to 2020 Quarter 3: October to December Brakes - Mechanical components 2.30%
2019 to 2020 Quarter 3: October to December Running Gear - Road wheels and Hubs 2.10%
2019 to 2020 Quarter 3: October to December Engine and associated equipment-exhaust emmsion 1.90%
2019 to 2020 Quarter 2: July to September Running Gear - Condition of Tyres 16.00%
2019 to 2020 Quarter 2: July to September Lamps and reflectors - Direction Indicators 7.20%
2019 to 2020 Quarter 2: July to September Suspension - Springs 3.10%
2019 to 2020 Quarter 2: July to September Steering - Steering Linkage 3.10%
2019 to 2020 Quarter 2: July to September Brakes - Warning Systems 2.90%
2019 to 2020 Quarter 2: July to September Seat belts and Supplementary Restraint System 2.70%
2019 to 2020 Quarter 2: July to September Brakes - Parking Brake Operation and Perfomance 2.40%
2019 to 2020 Quarter 2: July to September Brakes - Mechanical components 2.30%
2019 to 2020 Quarter 2: July to September Running Gear - Road wheels and Hubs 2.20%
2019 to 2020 Quarter 2: July to September Bodywork - Reg plates and VIN details Not set
2019 to 2020 Quarter 1: April to June Running Gear - Condition of Tyres 15.99%
2019 to 2020 Quarter 1: April to June Lamps and reflectors - Direction Indicators 7.19%
2019 to 2020 Quarter 1: April to June Suspension - Springs 3.08%
2019 to 2020 Quarter 1: April to June Steering - Steering Linkage 3.08%
2019 to 2020 Quarter 1: April to June Brakes - Warning Systems 2.88%
2019 to 2020 Quarter 1: April to June Seat belts and Supplementary Restraint System 2.75%
2019 to 2020 Quarter 1: April to June Brakes - Parking Brake Operation and Perfomance 2.38%
2019 to 2020 Quarter 1: April to June Brakes - Mechanical components 2.32%
2019 to 2020 Quarter 1: April to June Running Gear - Road wheels and Hubs 2.19%
2019 to 2020 Quarter 1: April to June Transmission - Uncategorised defects 1.59%
2018 to 2019 Total Running Gear - Condition of Tyres 16.70%
2018 to 2019 Total Lamps and reflectors - Direction Indicators 9.80%
2018 to 2019 Total Suspension - Springs 3.70%
2018 to 2019 Total Seat belts and Supplementary Restraint System 3.60%
2018 to 2019 Total Brakes - Warning Systems 3.10%
2018 to 2019 Total Brakes - Mechanical components 3.10%
2018 to 2019 Total Steering - Steering Linkage 3.00%
2018 to 2019 Total Brakes - Parking Brake Operation and Perfomance 2.80%
2018 to 2019 Total Running Gear - Road wheels and Hubs 2.30%
2018 to 2019 Total Brakes - Controls 2.20%
2017 to 2018 Total Running Gear - Condition of Tyres 14.80%
2017 to 2018 Total Lamps and reflectors - Direction Indicators 7.90%
2017 to 2018 Total Suspension - Springs 3.10%
2017 to 2018 Total Seat belts and Supplementary Restraint System 2.70%
2017 to 2018 Total Brakes - Warning Systems 2.50%
2017 to 2018 Total Brakes - Mechanical components 2.60%
2017 to 2018 Total Steering - Steering Linkage 2.50%
2017 to 2018 Total Brakes - Parking Brake Operation and Perfomance 2.30%
2017 to 2018 Total Running Gear - Road wheels and Hubs 2.50%
2017 to 2018 Total Brakes - Controls 2.10%
2016 to 2017 Total Running Gear - Condition of Tyres 19.20%
2016 to 2017 Total Lamps and reflectors - Direction Indicators 8.10%
2016 to 2017 Total Suspension - Springs 3.80%
2016 to 2017 Total Seat belts and Supplementary Restraint System 3.00%
2016 to 2017 Total Brakes - Warning Systems 2.40%
2016 to 2017 Total Brakes - Mechanical components 3.10%
2016 to 2017 Total Steering - Steering Linkage 3.30%
2016 to 2017 Total Brakes - Parking Brake Operation and Perfomance 2.80%
2016 to 2017 Total Running Gear - Road wheels and Hubs 3.10%
2016 to 2017 Total Brakes - Controls 2.10%
2015 to 2016 Total Running Gear - Condition of Tyres 21.60%
2015 to 2016 Total Lamps and Reflectors - Direction Indicators 8.20%
2015 to 2016 Total Steering - Steering Linkage 4.00%
2015 to 2016 Total Suspension - Springs 4.00%
2015 to 2016 Total Running Gear - Road wheels and Hubs 3.20%
2015 to 2016 Total Transmission - Drive & Propeller Shafts 2.80%
2015 to 2016 Total Engine and Associated Equipment - Exhaust system 3.10%
2015 to 2016 Total Brakes - Brake valves 3.60%
2015 to 2016 Total Brakes - Controls 2.20%
2015 to 2016 Total Vehicle Interior - Seat Belts 2.70%
2014 to 2015 Total Running Gear - Condition of Tyres 22.50%
2014 to 2015 Total Lamps and Reflectors - Direction Indicators 6.80%
2014 to 2015 Total Steering - Steering Linkage 3.80%
2014 to 2015 Total Suspension - Springs 3.30%
2014 to 2015 Total Running Gear - Road wheels and Hubs 3.20%
2014 to 2015 Total Transmission - Drive & Propeller Shafts 3.10%
2014 to 2015 Total Engine and Associated Equipment - Exhaust system 3.00%
2014 to 2015 Total Brakes - Brake valves 3.00%
2014 to 2015 Total Brakes - Controls 3.00%
2014 to 2015 Total Vehicle Interior - Seat Belts 2.10%
2013 to 2014 Total Running Gear - Condition of Tyres 20.50%
2013 to 2014 Total Lamps and Reflectors - Direction Indicators 6.00%
2013 to 2014 Total Steering - Steering Linkage 3.40%
2013 to 2014 Total Suspension - Springs 3.20%
2013 to 2014 Total Running Gear - Road wheels and Hubs 2.70%
2013 to 2014 Total Transmission - Drive & Propeller Shafts 3.30%
2013 to 2014 Total Engine and Associated Equipment - Exhaust system 2.90%
2013 to 2014 Total Brakes - Brake valves 2.90%
2013 to 2014 Total Brakes - Controls 2.10%
2013 to 2014 Total Vehicle Interior - Seat Belts 2.10%