Statistical data set

MOT class 3 and 4 vehicles: initial failures by defect category

Updated 28 March 2024
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Financial year Period Defect category Overall % of tests Overall % of defects Dangerous defects % of tests Dangerous defects % of defects Major defects % of tests Major defects % of defects
2023 to 2024 Quarter 3: October to December Body, chassis, structure 3.69% 6.44% 0.20% 1.95% 3.55% 7.29%
2023 to 2024 Quarter 3: October to December Brakes 7.18% 16.49% 2.75% 29.21% 5.39% 14.11%
2023 to 2024 Quarter 3: October to December Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2023 to 2024 Quarter 3: October to December Identification of the vehicle 0.37% 0.64% Not set Not set 0.37% 0.76%
2023 to 2024 Quarter 3: October to December Lamps, reflectors and electrical equipment 11.75% 25.28% 0.14% 1.28% 11.67% 29.79%
2023 to 2024 Quarter 3: October to December Noise, emissions and leaks 3.36% 5.79% 0.04% 0.32% 3.34% 6.81%
2023 to 2024 Quarter 3: October to December Road Wheels 0.37% 0.69% 0.07% 0.74% 0.30% 0.68%
2023 to 2024 Quarter 3: October to December Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2023 to 2024 Quarter 3: October to December Seat belts and supplementary restraint systems 1.09% 1.70% 0.04% 0.33% 1.05% 1.96%
2023 to 2024 Quarter 3: October to December Speedometer and speed limiter 0.00% 0.01% Not set Not set 0.00% 0.01%
2023 to 2024 Quarter 3: October to December Steering 2.09% 3.44% 0.11% 1.06% 2.00% 3.88%
2023 to 2024 Quarter 3: October to December Suspension 9.59% 19.95% 0.55% 5.59% 9.27% 22.64%
2023 to 2024 Quarter 3: October to December Tyres 6.47% 12.18% 4.97% 59.39% 1.77% 3.31%
2023 to 2024 Quarter 3: October to December Visibility 4.56% 7.38% 0.01% 0.12% 4.55% 8.75%
2023 to 2024 Quarter 3: October to December Overall Initial Failure Rate 29.53% Not set 8.16% Not set 21.37% Not set
2023 to 2024 Quarter 3: October to December Average defects per Initial Test Failure Not set 2.48 Not set 0.39 Not set 2.09
2023 to 2024 Quarter 2: July to September Body, chassis, structure 3.32% 6.29% 0.18% 1.90% 3.19% 7.13%
2023 to 2024 Quarter 2: July to September Brakes 6.53% 16.17% 2.54% 29.07% 4.85% 13.72%
2023 to 2024 Quarter 2: July to September Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2023 to 2024 Quarter 2: July to September Identification of the vehicle 0.33% 0.63% Not set Not set 0.33% 0.74%
2023 to 2024 Quarter 2: July to September Lamps, reflectors and electrical equipment 10.82% 25.12% 0.14% 1.37% 10.75% 29.63%
2023 to 2024 Quarter 2: July to September Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2023 to 2024 Quarter 2: July to September Motorcycle tyres 0.00% 0.00% 0.00% 0.00% Not set Not set
2023 to 2024 Quarter 2: July to September Noise, emissions and leaks 3.00% 5.62% 0.03% 0.30% 2.99% 6.63%
2023 to 2024 Quarter 2: July to September Road Wheels 0.33% 0.67% 0.07% 0.72% 0.27% 0.66%
2023 to 2024 Quarter 2: July to September Seat belt installation check 0.00% 0.01% Not set Not set 0.00% 0.01%
2023 to 2024 Quarter 2: July to September Seat belts and supplementary restraint systems 0.96% 1.63% 0.03% 0.33% 0.93% 1.88%
2023 to 2024 Quarter 2: July to September Speedometer and speed limiter 0.00% 0.01% Not set Not set 0.00% 0.01%
2023 to 2024 Quarter 2: July to September Steering 1.76% 3.14% 0.09% 0.92% 1.69% 3.56%
2023 to 2024 Quarter 2: July to September Suspension 8.92% 19.92% 0.49% 5.29% 8.63% 22.70%
2023 to 2024 Quarter 2: July to September Tyres 6.27% 12.81% 4.68% 60.00% 1.86% 3.85%
2023 to 2024 Quarter 2: July to September Visibility 4.49% 7.99% 0.01% 0.11% 4.49% 9.48%
2023 to 2024 Quarter 2: July to September Overall Initial Failure Rate 28.04% Not set 7.61% Not set 20.44% Not set
2023 to 2024 Quarter 2: July to September Average defects per Initial Test Failure Not set 2.40 Not set 0.38 Not set 2.02
2023 to 2024 Quarter 1: April to June Body, chassis, structure 3.34% 6.23% 0.19% 1.96% 3.21% 7.03%
2023 to 2024 Quarter 1: April to June Brakes 6.61% 16.00% 2.54% 28.62% 4.95% 13.63%
2023 to 2024 Quarter 1: April to June Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2023 to 2024 Quarter 1: April to June Identification of the vehicle 0.36% 0.66% Not set Not set 0.36% 0.79%
2023 to 2024 Quarter 1: April to June Lamps, reflectors and electrical equipment 11.08% 25.23% 0.16% 1.51% 10.99% 29.68%
2023 to 2024 Quarter 1: April to June Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2023 to 2024 Quarter 1: April to June Motorcycle tyres 0.00% 0.00% 0.00% 0.00% Not set Not set
2023 to 2024 Quarter 1: April to June Noise, emissions and leaks 3.02% 5.56% 0.03% 0.28% 3.01% 6.55%
2023 to 2024 Quarter 1: April to June Road Wheels 0.38% 0.74% 0.07% 0.79% 0.31% 0.73%
2023 to 2024 Quarter 1: April to June Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2023 to 2024 Quarter 1: April to June Seat belts and supplementary restraint systems 1.04% 1.74% 0.04% 0.37% 1.01% 2.00%
2023 to 2024 Quarter 1: April to June Speedometer and speed limiter 0.01% 0.01% Not set Not set 0.01% 0.01%
2023 to 2024 Quarter 1: April to June Steering 1.66% 2.87% 0.09% 0.90% 1.59% 3.24%
2023 to 2024 Quarter 1: April to June Suspension 8.59% 18.78% 0.48% 5.14% 8.31% 21.35%
2023 to 2024 Quarter 1: April to June Tyres 6.40% 12.78% 4.78% 60.29% 1.91% 3.84%
2023 to 2024 Quarter 1: April to June Visibility 5.30% 9.39% 0.01% 0.13% 5.30% 11.13%
2023 to 2024 Quarter 1: April to June Overall Initial Failure Rate 28.18% Not set 7.71% Not set 20.47% Not set
2023 to 2024 Quarter 1: April to June Average defects per Initial Test Failure Not set 2.46 Not set 0.39 Not set 2.07
2022 to 2023 Total Body, chassis, structure 3.46% 6.42% 0.19% 1.96% 3.33% 7.26%
2022 to 2023 Total Brakes 6.66% 16.05% 2.55% 28.71% 4.97% 13.67%
2022 to 2023 Total Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2022 to 2023 Total Identification of the vehicle 0.37% 0.69% Not set Not set 0.37% 0.82%
2022 to 2023 Total Lamps, reflectors and electrical equipment 11.41% 25.81% 0.16% 1.48% 11.32% 30.38%
2022 to 2023 Total Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2022 to 2023 Total Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2022 to 2023 Total Motorcycle tyres 0.00% 0.00% 0.00% 0.00% Not set Not set
2022 to 2023 Total Noise, emissions and leaks 3.05% 5.55% 0.04% 0.34% 3.03% 6.53%
2022 to 2023 Total Road Wheels 0.35% 0.69% 0.07% 0.72% 0.28% 0.68%
2022 to 2023 Total Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2022 to 2023 Total Seat belts and supplementary restraint systems 1.06% 1.78% 0.04% 0.35% 1.03% 2.05%
2022 to 2023 Total Speedometer and speed limiter 0.01% 0.01% Not set Not set 0.01% 0.01%
2022 to 2023 Total Steering 1.74% 3.00% 0.09% 0.94% 1.67% 3.39%
2022 to 2023 Total Suspension 8.67% 18.98% 0.49% 5.26% 8.38% 21.55%
2022 to 2023 Total Tyres 6.23% 12.44% 4.75% 60.10% 1.74% 3.48%
2022 to 2023 Total Visibility 4.89% 8.57% 0.01% 0.13% 4.88% 10.16%
2022 to 2023 Total Overall Initial Failure Rate 28.38% Not set 7.71% Not set 20.67% Not set
2022 to 2023 Total Average defects per Initial Test Failure Not set 2.44 Not set 0.39 Not set 2.06
2022 to 2023 Quarter 4: January to March Body, chassis, structure 3.44% 6.38% 0.19% 1.93% 3.31% 7.24%
2022 to 2023 Quarter 4: January to March Brakes 6.80% 16.41% 2.62% 29.02% 5.07% 14.00%
2022 to 2023 Quarter 4: January to March Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2022 to 2023 Quarter 4: January to March Identification of the vehicle 0.38% 0.69% Not set Not set 0.38% 0.82%
2022 to 2023 Quarter 4: January to March Lamps, reflectors and electrical equipment 11.38% 25.64% 0.15% 1.38% 11.30% 30.29%
2022 to 2023 Quarter 4: January to March Motorcycle brakes 0.00% 0.00% 0.00% 0.00% Not set Not set
2022 to 2023 Quarter 4: January to March Noise, emissions and leaks 3.08% 5.62% 0.03% 0.31% 3.06% 6.64%
2022 to 2023 Quarter 4: January to March Road Wheels 0.36% 0.71% 0.07% 0.71% 0.30% 0.71%
2022 to 2023 Quarter 4: January to March Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2022 to 2023 Quarter 4: January to March Seat belts and supplementary restraint systems 1.09% 1.82% 0.04% 0.35% 1.06% 2.10%
2022 to 2023 Quarter 4: January to March Speedometer and speed limiter 0.01% 0.01% Not set Not set 0.01% 0.01%
2022 to 2023 Quarter 4: January to March Steering 1.72% 2.96% 0.10% 0.93% 1.64% 3.35%
2022 to 2023 Quarter 4: January to March Suspension 8.58% 18.70% 0.49% 5.17% 8.29% 21.29%
2022 to 2023 Quarter 4: January to March Tyres 6.23% 12.42% 4.83% 60.06% 1.66% 3.28%
2022 to 2023 Quarter 4: January to March Visibility 4.99% 8.63% 0.01% 0.13% 4.98% 10.26%
2022 to 2023 Quarter 4: January to March Overall Initial Failure Rate 28.39% Not set 7.83% Not set 20.56% Not set
2022 to 2023 Quarter 4: January to March Average defects per Initial Test Failure Not set 0.02 Not set 0.39 Not set 0.02
2022 to 2023 Quarter 3: October to December Body, chassis, structure 3.67% 6.58% 0.20% 1.96% 3.54% 7.45%
2022 to 2023 Quarter 3: October to December Brakes 6.86% 15.94% 2.64% 28.54% 5.11% 13.57%
2022 to 2023 Quarter 3: October to December Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2022 to 2023 Quarter 3: October to December Identification of the vehicle 0.39% 0.69% Not set Not set 0.39% 0.81%
2022 to 2023 Quarter 3: October to December Lamps, reflectors and electrical equipment 11.93% 26.12% 0.16% 1.41% 11.84% 30.78%
2022 to 2023 Quarter 3: October to December Motorcycle brakes 0.00% 0.00% Not set Not set 0.00% 0.00%
2022 to 2023 Quarter 3: October to December Motorcycle lamps and reflectors 0.00% 0.00% Not set Not set 0.00% 0.00%
2022 to 2023 Quarter 3: October to December Motorcycle tyres 0.00% 0.00% 0.00% 0.00% Not set Not set
2022 to 2023 Quarter 3: October to December Noise, emissions and leaks 3.25% 5.69% 0.04% 0.36% 3.23% 6.70%
2022 to 2023 Quarter 3: October to December Road Wheels 0.36% 0.68% 0.07% 0.71% 0.29% 0.67%
2022 to 2023 Quarter 3: October to December Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2022 to 2023 Quarter 3: October to December Seat belts and supplementary restraint systems 1.12% 1.81% 0.03% 0.33% 1.09% 2.09%
2022 to 2023 Quarter 3: October to December Speedometer and speed limiter 0.01% 0.01% Not set Not set 0.01% 0.01%
2022 to 2023 Quarter 3: October to December Steering 1.89% 3.14% 0.10% 0.97% 1.81% 3.55%
2022 to 2023 Quarter 3: October to December Suspension 9.02% 19.16% 0.52% 5.43% 8.71% 21.74%
2022 to 2023 Quarter 3: October to December Tyres 6.35% 12.26% 4.92% 60.18% 1.69% 3.23%
2022 to 2023 Quarter 3: October to December Visibility 4.73% 7.91% 0.01% 0.12% 4.72% 9.38%
2022 to 2023 Quarter 3: October to December Overall Initial Failure Rate 29.17% Not set 7.98% Not set 21.19% Not set
2022 to 2023 Quarter 3: October to December Average defects per Initial Test Failure Not set 2.46 Not set 0.39 Not set 2.07
2022 to 2023 Quarter 2: July to September Body, chassis, structure 3.37% 6.43% 0.18% 1.97% 3.24% 7.26%
2022 to 2023 Quarter 2: July to September Brakes 6.40% 15.86% 2.45% 28.65% 4.77% 13.47%
2022 to 2023 Quarter 2: July to September Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2022 to 2023 Quarter 2: July to September Identification of the vehicle 0.34% 0.66% Not set Not set 0.34% 0.78%
2022 to 2023 Quarter 2: July to September Lamps, reflectors and electrical equipment 11.05% 25.75% 0.16% 1.56% 10.96% 30.27%
2022 to 2023 Quarter 2: July to September Motorcycle brakes 0.00% 0.00% 0.00% 0.00% Not set Not set
2022 to 2023 Quarter 2: July to September Motorcycle lamps and reflectors 0.00% 0.00% Not set Not set 0.00% 0.00%
2022 to 2023 Quarter 2: July to September Motorcycle tyres 0.00% 0.00% 0.00% 0.00% Not set Not set
2022 to 2023 Quarter 2: July to September Noise, emissions and leaks 2.92% 5.49% 0.04% 0.34% 2.90% 6.45%
2022 to 2023 Quarter 2: July to September Road Wheels 0.32% 0.65% 0.06% 0.69% 0.26% 0.64%
2022 to 2023 Quarter 2: July to September Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2022 to 2023 Quarter 2: July to September Seat belts and supplementary restraint systems 0.99% 1.72% 0.03% 0.35% 0.96% 1.98%
2022 to 2023 Quarter 2: July to September Speedometer and speed limiter 0.00% 0.01% Not set Not set 0.00% 0.01%
2022 to 2023 Quarter 2: July to September Steering 1.68% 2.98% 0.09% 0.91% 1.61% 3.37%
2022 to 2023 Quarter 2: July to September Suspension 8.60% 19.36% 0.47% 5.26% 8.32% 22.00%
2022 to 2023 Quarter 2: July to September Tyres 6.12% 12.60% 4.59% 60.14% 1.79% 3.71%
2022 to 2023 Quarter 2: July to September Visibility 4.66% 8.50% 0.01% 0.12% 4.65% 10.07%
2022 to 2023 Quarter 2: July to September Overall Initial Failure Rate 27.88% Not set 7.45% Not set 20.43% Not set
2022 to 2023 Quarter 2: July to September Average defects per Initial Test Failure Not set 2.4 Not set 0.38 Not set 2.02
2022 to 2023 Quarter 1: April to June Body, chassis, structure 3.33% 6.24% 0.19% 2.00% 3.19% 7.02%
2022 to 2023 Quarter 1: April to June Brakes 6.54% 15.94% 2.48% 28.56% 4.93% 13.62%
2022 to 2023 Quarter 1: April to June Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2022 to 2023 Quarter 1: April to June Identification of the vehicle 0.39% 0.73% Not set Not set 0.39% 0.86%
2022 to 2023 Quarter 1: April to June Lamps, reflectors and electrical equipment 11.21% 25.69% 0.17% 1.64% 11.12% 30.11%
2022 to 2023 Quarter 1: April to June Motorcycle brakes 0.00% 0.00% Not set Not set 0.00% 0.00%
2022 to 2023 Quarter 1: April to June Motorcycle lamps and reflectors 0.00% 0.00% Not set Not set 0.00% 0.00%
2022 to 2023 Quarter 1: April to June Noise, emissions and leaks 2.88% 5.32% 0.04% 0.34% 2.86% 6.23%
2022 to 2023 Quarter 1: April to June Road Wheels 0.36% 0.71% 0.07% 0.80% 0.29% 0.70%
2022 to 2023 Quarter 1: April to June Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2022 to 2023 Quarter 1: April to June Seat belts and supplementary restraint systems 1.05% 1.78% 0.04% 0.39% 1.02% 2.03%
2022 to 2023 Quarter 1: April to June Speedometer and speed limiter 0.01% 0.01% Not set Not set 0.01% 0.01%
2022 to 2023 Quarter 1: April to June Steering 1.68% 2.90% 0.09% 0.95% 1.60% 3.26%
2022 to 2023 Quarter 1: April to June Suspension 8.43% 18.63% 0.47% 5.17% 8.16% 21.10%
2022 to 2023 Quarter 1: April to June Tyres 6.22% 12.53% 4.62% 60.00% 1.87% 3.80%
2022 to 2023 Quarter 1: April to June Visibility 5.27% 9.52% 0.02% 0.15% 5.26% 11.24%
2022 to 2023 Quarter 1: April to June Overall Initial Failure Rate 27.94% Not set 7.52% Not set 20.42% Not set
2022 to 2023 Quarter 1: April to June Average defects per Initial Test Failure Not set 2.47 Not set 0.38 Not set 2.09
2021 to 2022 Total Body, chassis, structure 3.65% 6.46% 0.21% 2.11% 3.51% 7.25%
2021 to 2022 Total Brakes 7.06% 16.42% 2.58% 28.35% 5.40% 14.25%
2021 to 2022 Total Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Total Identification of the vehicle 0.40% 0.69% Not set Not set 0.40% 0.82%
2021 to 2022 Total Lamps, reflectors and electrical equipment 11.80% 25.46% 0.17% 1.57% 11.71% 29.82%
2021 to 2022 Total Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Total Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Total Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Total Noise, emissions and leaks 3.07% 5.33% 0.04% 0.38% 3.04% 6.23%
2021 to 2022 Total Road Wheels 0.34% 0.64% 0.06% 0.66% 0.28% 0.63%
2021 to 2022 Total Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2021 to 2022 Total Seat belts and supplementary restraint systems 1.12% 1.80% 0.04% 0.36% 1.09% 2.07%
2021 to 2022 Total Speedometer and speed limiter 0.01% 0.01% Not set Not set 0.01% 0.01%
2021 to 2022 Total Steering 1.85% 3.03% 0.10% 1.01% 1.77% 3.40%
2021 to 2022 Total Suspension 9.32% 19.46% 0.50% 5.27% 9.03% 22.05%
2021 to 2022 Total Tyres 6.32% 12.07% 4.85% 60.14% 1.73% 3.29%
2021 to 2022 Total Visibility 5.10% 8.61% 0.02% 0.15% 5.09% 10.16%
2021 to 2022 Total Overall Initial Failure Rate 29.21% Not set 7.86% Not set 21.35% Not set
2021 to 2022 Total Average defects per Initial Test Failure Not set 2.5 Not set 0.39 Not set 2.11
2021 to 2022 Quarter 4: January to March Body, chassis, structure 3.60% 6.40% 0.20% 1.98% 3.46% 7.23%
2021 to 2022 Quarter 4: January to March Brakes 7.07% 16.53% 2.66% 28.57% 5.35% 14.27%
2021 to 2022 Quarter 4: January to March Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 4: January to March Identification of the vehicle 0.40% 0.71% 0.00% 0.00% 0.40% 0.84%
2021 to 2022 Quarter 4: January to March Lamps, reflectors and electrical equipment 11.71% 25.38% 0.16% 1.46% 11.62% 29.89%
2021 to 2022 Quarter 4: January to March Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 4: January to March Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 4: January to March Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 4: January to March Noise, emissions and leaks 3.07% 5.39% 0.04% 0.36% 3.05% 6.33%
2021 to 2022 Quarter 4: January to March Road Wheels 0.35% 0.66% 0.07% 0.67% 0.29% 0.66%
2021 to 2022 Quarter 4: January to March Seat belt installation check 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2021 to 2022 Quarter 4: January to March Seat belts and supplementary restraint systems 1.12% 1.80% 0.04% 0.36% 1.09% 2.07%
2021 to 2022 Quarter 4: January to March Speedometer and speed limiter 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2021 to 2022 Quarter 4: January to March Steering 1.89% 3.10% 0.11% 1.04% 1.80% 3.49%
2021 to 2022 Quarter 4: January to March Suspension 9.12% 19.17% 0.51% 5.19% 8.83% 21.80%
2021 to 2022 Quarter 4: January to March Tyres 6.37% 12.27% 4.94% 60.23% 1.69% 3.23%
2021 to 2022 Quarter 4: January to March Visibility 5.07% 8.58% 0.02% 0.14% 5.06% 10.17%
2021 to 2022 Quarter 4: January to March Overall Initial Failure Rate 29.00% Not set 8.00% Not set 21.00% Not set
2021 to 2022 Quarter 4: January to March Average defects per Initial Test Failure Not set 2.5 Not set 0.4 Not set 2.11
2021 to 2022 Quarter 3: October to December Body, chassis, structure 3.93% 6.62% 0.22% 2.14% 3.77% 7.44%
2021 to 2022 Quarter 3: October to December Brakes 7.40% 16.34% 2.71% 28.22% 5.65% 14.18%
2021 to 2022 Quarter 3: October to December Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 3: October to December Identification of the vehicle 0.41% 0.68% 0.00% 0.00% 0.41% 0.80%
2021 to 2022 Quarter 3: October to December Lamps, reflectors and electrical equipment 12.41% 25.50% 0.17% 1.51% 12.31% 29.88%
2021 to 2022 Quarter 3: October to December Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 3: October to December Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 3: October to December Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 3: October to December Noise, emissions and leaks 3.30% 5.43% 0.05% 0.39% 3.27% 6.35%
2021 to 2022 Quarter 3: October to December Road Wheels 0.36% 0.64% 0.07% 0.65% 0.29% 0.64%
2021 to 2022 Quarter 3: October to December Seat belt installation check 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2021 to 2022 Quarter 3: October to December Seat belts and supplementary restraint systems 1.20% 1.84% 0.04% 0.36% 1.17% 2.11%
2021 to 2022 Quarter 3: October to December Speedometer and speed limiter 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2021 to 2022 Quarter 3: October to December Steering 2.07% 3.22% 0.12% 1.06% 1.98% 3.61%
2021 to 2022 Quarter 3: October to December Suspension 9.93% 19.89% 0.55% 5.47% 9.62% 22.52%
2021 to 2022 Quarter 3: October to December Tyres 6.54% 11.87% 5.09% 60.05% 1.72% 3.08%
2021 to 2022 Quarter 3: October to December Visibility 4.99% 7.94% 0.02% 0.15% 4.98% 9.36%
2021 to 2022 Quarter 3: October to December Overall Initial Failure Rate 30.30% Not set 8.26% Not set 22.04% Not set
2021 to 2022 Quarter 3: October to December Average defects per Initial Test Failure Not set 2.53 Not set 0.39 Not set 2.14
2021 to 2022 Quarter 2: July to September Body, chassis, structure 3.52% 6.43% 0.20% 2.11% 3.38% 7.21%
2021 to 2022 Quarter 2: July to September Brakes 6.78% 16.38% 2.44% 28.33% 5.19% 14.23%
2021 to 2022 Quarter 2: July to September Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 2: July to September Identification of the vehicle 0.37% 0.67% 0.00% 0.00% 0.37% 0.79%
2021 to 2022 Quarter 2: July to September Lamps, reflectors and electrical equipment 11.36% 25.39% 0.17% 1.61% 11.26% 29.67%
2021 to 2022 Quarter 2: July to September Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 2: July to September Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 2: July to September Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 2: July to September Noise, emissions and leaks 2.93% 5.30% 0.04% 0.39% 2.91% 6.19%
2021 to 2022 Quarter 2: July to September Road Wheels 0.30% 0.59% 0.06% 0.64% 0.25% 0.58%
2021 to 2022 Quarter 2: July to September Seat belt installation check 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2021 to 2022 Quarter 2: July to September Seat belts and supplementary restraint systems 1.04% 1.74% 0.03% 0.35% 1.01% 1.99%
2021 to 2022 Quarter 2: July to September Speedometer and speed limiter 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2021 to 2022 Quarter 2: July to September Steering 1.73% 2.95% 0.09% 0.95% 1.66% 3.31%
2021 to 2022 Quarter 2: July to September Suspension 9.19% 19.81% 0.47% 5.25% 8.91% 22.43%
2021 to 2022 Quarter 2: July to September Tyres 6.10% 12.10% 4.62% 60.22% 1.73% 3.43%
2021 to 2022 Quarter 2: July to September Visibility 4.89% 8.62% 0.02% 0.15% 4.88% 10.15%
2021 to 2022 Quarter 2: July to September Overall Initial Failure Rate 28.64% Not set 7.50% Not set 21.15% Not set
2021 to 2022 Quarter 2: July to September Average defects per Initial Test Failure Not set 2.44 Not set 0.37 Not set 2.07
2021 to 2022 Quarter 1: April to June Body, chassis, structure 3.50% 6.31% 0.21% 2.24% 3.35% 7.03%
2021 to 2022 Quarter 1: April to June Brakes 6.92% 16.41% 2.46% 28.21% 5.36% 14.32%
2021 to 2022 Quarter 1: April to June Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 1: April to June Identification of the vehicle 0.41% 0.73% 0.00% 0.00% 0.41% 0.86%
2021 to 2022 Quarter 1: April to June Lamps, reflectors and electrical equipment 11.67% 25.64% 0.19% 1.79% 11.57% 29.87%
2021 to 2022 Quarter 1: April to June Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 1: April to June Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 1: April to June Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2021 to 2022 Quarter 1: April to June Noise, emissions and leaks 2.89% 5.12% 0.04% 0.36% 2.87% 5.96%
2021 to 2022 Quarter 1: April to June Road Wheels 0.35% 0.68% 0.07% 0.72% 0.28% 0.67%
2021 to 2022 Quarter 1: April to June Seat belt installation check 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2021 to 2022 Quarter 1: April to June Seat belts and supplementary restraint systems 1.12% 1.82% 0.04% 0.38% 1.08% 2.07%
2021 to 2022 Quarter 1: April to June Speedometer and speed limiter 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2021 to 2022 Quarter 1: April to June Steering 1.63% 2.70% 0.09% 0.93% 1.56% 3.01%
2021 to 2022 Quarter 1: April to June Suspension 8.88% 18.71% 0.46% 5.10% 8.61% 21.12%
2021 to 2022 Quarter 1: April to June Tyres 6.23% 12.06% 4.67% 60.09% 1.84% 3.55%
2021 to 2022 Quarter 1: April to June Visibility 5.64% 9.80% 0.02% 0.18% 5.63% 11.51%
2021 to 2022 Quarter 1: April to June Overall Initial Failure Rate 28.73% Not set 7.56% Not set 21.17% Not set
2021 to 2022 Quarter 1: April to June Average defects per Initial Test Failure Not set 2.52 Not set 0.38 Not set 2.14
2020 to 2021 Total Body, chassis, structure 3.88% 6.54% 0.23% 2.12% 3.72% 7.39%
2020 to 2021 Total Brakes 7.69% 17.15% 2.87% 29.22% 5.82% 14.85%
2020 to 2021 Total Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Total Identification of the vehicle 0.42% 0.67% Not set Not set 0.42% 0.80%
2020 to 2021 Total Lamps, reflectors and electrical equipment 12.62% 26.02% 0.19% 1.62% 12.52% 30.68%
2020 to 2021 Total Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Total Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Total Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Total Noise, emissions and leaks 3.15% 5.21% 0.05% 0.37% 3.13% 6.13%
2020 to 2021 Total Road Wheels 0.33% 0.60% 0.06% 0.59% 0.28% 0.60%
2020 to 2021 Total Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2020 to 2021 Total Seat belts and supplementary restraint systems 1.18% 1.81% 0.03% 0.29% 1.15% 2.10%
2020 to 2021 Total Speedometer and speed limiter 0.01% 0.01% Not set Not set 0.01% 0.01%
2020 to 2021 Total Steering 1.81% 2.81% 0.11% 0.97% 1.72% 3.16%
2020 to 2021 Total Suspension 9.26% 18.39% 0.54% 5.23% 8.95% 20.91%
2020 to 2021 Total Tyres 6.66% 12.16% 5.21% 59.41% 1.72% 3.12%
2020 to 2021 Total Visibility 5.33% 8.62% 0.02% 0.17% 5.32% 10.24%
2020 to 2021 Total Overall Initial Failure Rate 30.23% Not set 8.49% Not set 21.74% Not set
2020 to 2021 Total Average defects per Initial Test Failure Not set 2.54 Not set 0.41 Not set 2.13
2020 to 2021 Quarter 4: January to March Body, chassis, structure 3.77% 6.46% 0.23% 2.15% 3.61% 7.26%
2020 to 2021 Quarter 4: January to March Brakes 7.59% 17.23% 2.74% 29.06% 5.83% 15.04%
2020 to 2021 Quarter 4: January to March Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 4: January to March Identification of the vehicle 0.43% 0.71% 0.00% 0.00% 0.43% 0.85%
2020 to 2021 Quarter 4: January to March Lamps, reflectors and electrical equipment 12.29% 25.72% 0.18% 1.59% 12.19% 30.18%
2020 to 2021 Quarter 4: January to March Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 4: January to March Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 4: January to March Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 4: January to March Noise, emissions and leaks 3.13% 5.28% 0.04% 0.34% 3.11% 6.20%
2020 to 2021 Quarter 4: January to March Road Wheels 0.35% 0.64% 0.06% 0.63% 0.29% 0.64%
2020 to 2021 Quarter 4: January to March Seat belt installation check 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2020 to 2021 Quarter 4: January to March Seat belts and supplementary restraint systems 1.21% 1.88% 0.03% 0.32% 1.18% 2.17%
2020 to 2021 Quarter 4: January to March Speedometer and speed limiter 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2020 to 2021 Quarter 4: January to March Steering 1.78% 2.80% 0.11% 0.99% 1.69% 3.13%
2020 to 2021 Quarter 4: January to March Suspension 9.20% 18.50% 0.51% 5.19% 8.91% 20.96%
2020 to 2021 Quarter 4: January to March Tyres 6.39% 11.82% 5.00% 59.55% 1.65% 3.00%
2020 to 2021 Quarter 4: January to March Visibility 5.49% 8.92% 0.02% 0.18% 5.47% 10.54%
2020 to 2021 Quarter 4: January to March Overall Initial Failure Rate 29.84% Not set 8.14% Not set 21.70% Not set
2020 to 2021 Quarter 4: January to March Average defects per Initial Test Failure Not set 2.53 Not set 0.4 Not set 2.14
2020 to 2021 Quarter 3: October to December Body, chassis, structure 4.24% 6.77% 0.25% 2.19% 4.07% 7.65%
2020 to 2021 Quarter 3: October to December Brakes 8.10% 17.02% 3.03% 28.83% 6.14% 14.77%
2020 to 2021 Quarter 3: October to December Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 3: October to December Identification of the vehicle 0.45% 0.68% 0.00% 0.00% 0.45% 0.81%
2020 to 2021 Quarter 3: October to December Lamps, reflectors and electrical equipment 13.53% 26.47% 0.20% 1.54% 13.42% 31.22%
2020 to 2021 Quarter 3: October to December Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 3: October to December Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 3: October to December Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 3: October to December Noise, emissions and leaks 3.41% 5.30% 0.05% 0.39% 3.38% 6.24%
2020 to 2021 Quarter 3: October to December Road Wheels 0.37% 0.63% 0.07% 0.62% 0.30% 0.63%
2020 to 2021 Quarter 3: October to December Seat belt installation check 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2020 to 2021 Quarter 3: October to December Seat belts and supplementary restraint systems 1.30% 1.88% 0.03% 0.29% 1.27% 2.18%
2020 to 2021 Quarter 3: October to December Speedometer and speed limiter 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2020 to 2021 Quarter 3: October to December Steering 2.06% 3.00% 0.13% 1.06% 1.96% 3.38%
2020 to 2021 Quarter 3: October to December Suspension 9.78% 18.55% 0.60% 5.50% 9.44% 21.03%
2020 to 2021 Quarter 3: October to December Tyres 6.98% 11.97% 5.54% 59.41% 1.74% 2.93%
2020 to 2021 Quarter 3: October to December Visibility 5.13% 7.71% 0.02% 0.17% 5.12% 9.15%
2020 to 2021 Quarter 3: October to December Overall Initial Failure Rate 31.38% Not set 9.01% Not set 22.37% Not set
2020 to 2021 Quarter 3: October to December Average defects per Initial Test Failure Not set 2.61 Not set 0.42 Not set 2.19
2020 to 2021 Quarter 2: July to September Body, chassis, structure 3.75% 6.49% 0.22% 2.07% 3.59% 7.35%
2020 to 2021 Quarter 2: July to September Brakes 7.44% 17.19% 2.81% 29.42% 5.59% 14.81%
2020 to 2021 Quarter 2: July to September Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 2: July to September Identification of the vehicle 0.38% 0.64% 0.00% 0.00% 0.38% 0.77%
2020 to 2021 Quarter 2: July to September Lamps, reflectors and electrical equipment 12.13% 25.75% 0.19% 1.62% 12.03% 30.45%
2020 to 2021 Quarter 2: July to September Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 2: July to September Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 2: July to September Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 2: July to September Noise, emissions and leaks 3.02% 5.14% 0.05% 0.38% 2.99% 6.07%
2020 to 2021 Quarter 2: July to September Road Wheels 0.29% 0.54% 0.06% 0.54% 0.24% 0.54%
2020 to 2021 Quarter 2: July to September Seat belt installation check 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2020 to 2021 Quarter 2: July to September Seat belts and supplementary restraint systems 1.08% 1.72% 0.03% 0.27% 1.05% 2.00%
2020 to 2021 Quarter 2: July to September Speedometer and speed limiter 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2020 to 2021 Quarter 2: July to September Steering 1.68% 2.69% 0.10% 0.89% 1.60% 3.04%
2020 to 2021 Quarter 2: July to September Suspension 9.01% 18.37% 0.51% 5.05% 8.70% 20.97%
2020 to 2021 Quarter 2: July to September Tyres 6.64% 12.57% 5.12% 59.59% 1.79% 3.41%
2020 to 2021 Quarter 2: July to September Visibility 5.23% 8.88% 0.02% 0.16% 5.22% 10.57%
2020 to 2021 Quarter 2: July to September Overall Initial Failure Rate 29.70% Not set 8.32% Not set 21.37% Not set
2020 to 2021 Quarter 2: July to September Average defects per Initial Test Failure Not set 2.48 Not set 0.4 Not set 2.08
2020 to 2021 Quarter 1: April to June Body, chassis, structure 3.57% 6.20% 0.22% 2.00% 3.42% 7.04%
2020 to 2021 Quarter 1: April to June Brakes 7.43% 17.19% 2.92% 30.10% 5.49% 14.60%
2020 to 2021 Quarter 1: April to June Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 1: April to June Identification of the vehicle 0.37% 0.61% 0.00% 0.00% 0.37% 0.74%
2020 to 2021 Quarter 1: April to June Lamps, reflectors and electrical equipment 12.27% 26.12% 0.23% 1.92% 12.14% 30.98%
2020 to 2021 Quarter 1: April to June Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 1: April to June Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 1: April to June Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2020 to 2021 Quarter 1: April to June Noise, emissions and leaks 2.85% 4.91% 0.04% 0.36% 2.83% 5.82%
2020 to 2021 Quarter 1: April to June Road Wheels 0.30% 0.56% 0.06% 0.56% 0.25% 0.57%
2020 to 2021 Quarter 1: April to June Seat belt installation check 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2020 to 2021 Quarter 1: April to June Seat belts and supplementary restraint systems 1.03% 1.65% 0.03% 0.27% 1.01% 1.93%
2020 to 2021 Quarter 1: April to June Speedometer and speed limiter 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2020 to 2021 Quarter 1: April to June Steering 1.57% 2.54% 0.10% 0.88% 1.49% 2.87%
2020 to 2021 Quarter 1: April to June Suspension 8.69% 17.75% 0.52% 5.01% 8.38% 20.31%
2020 to 2021 Quarter 1: April to June Tyres 6.54% 12.56% 5.11% 58.75% 1.71% 3.28%
2020 to 2021 Quarter 1: April to June Visibility 5.71% 9.89% 0.02% 0.14% 5.69% 11.84%
2020 to 2021 Quarter 1: April to June Overall Initial Failure Rate 29.48% Not set 8.41% Not set 21.07% Not set
2020 to 2021 Quarter 1: April to June Average defects per Initial Test Failure Not set 2.49 Not set 0.42 Not set 2.07
2019 to 2020 Total Body, chassis, structure 4.24% 6.68% 0.28% 2.39% 4.05% 7.51%
2019 to 2020 Total Brakes 8.10% 16.85% 3.10% 29.15% 6.07% 14.45%
2019 to 2020 Total Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Total Identification of the vehicle 0.47% 0.70% Not set Not set 0.47% 0.84%
2019 to 2020 Total Lamps, reflectors and electrical equipment 13.95% 27.09% 0.25% 1.91% 13.82% 31.99%
2019 to 2020 Total Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Total Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Total Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Total Noise, emissions and leaks 3.49% 5.44% 0.06% 0.46% 3.45% 6.41%
2019 to 2020 Total Road Wheels 0.35% 0.58% 0.06% 0.57% 0.29% 0.58%
2019 to 2020 Total Seat belt installation check 0.01% 0.01% Not set Not set 0.01% 0.01%
2019 to 2020 Total Seat belts and supplementary restraint systems 1.32% 1.92% 0.04% 0.29% 1.29% 2.24%
2019 to 2020 Total Speedometer and speed limiter 0.01% 0.01% Not set Not set 0.01% 0.01%
2019 to 2020 Total Steering 1.99% 2.88% 0.13% 1.05% 1.89% 3.24%
2019 to 2020 Total Suspension 9.58% 17.92% 0.60% 5.40% 9.22% 20.35%
2019 to 2020 Total Tyres 6.89% 11.77% 5.57% 58.58% 1.58% 2.67%
2019 to 2020 Total Visibility 5.36% 8.14% 0.03% 0.19% 5.34% 9.69%
2019 to 2020 Total Overall Initial Failure Rate 31.70% Not set 9.18% Not set 22.52% Not set
2019 to 2020 Total Average defects per Initial Test Failure Not set 2.58 Not set 0.42 Not set 2.16
2019 to 2020 Quarter 4: January to March Body, chassis, structure 3.60% 6.45% 0.24% 2.06% 3.76% 7.35%
2019 to 2020 Quarter 4: January to March Brakes 6.80% 17.10% 3.00% 28.90% 5.80% 14.70%
2019 to 2020 Quarter 4: January to March Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 4: January to March Identification of the vehicle 0.40% 0.70% 0.00% 0.00% 0.40% 0.90%
2019 to 2020 Quarter 4: January to March Lamps, reflectors and electrical equipment 11.90% 27.00% 0.20% 1.60% 13.10% 32.10%
2019 to 2020 Quarter 4: January to March Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 4: January to March Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 4: January to March Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 4: January to March Noise, emissions and leaks 2.90% 5.20% 0.10% 0.40% 3.10% 6.10%
2019 to 2020 Quarter 4: January to March Road Wheels 0.30% 0.60% 0.10% 0.50% 0.30% 0.60%
2019 to 2020 Quarter 4: January to March Seat belt installation check 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 4: January to March Seat belts and supplementary restraint systems 1.10% 1.80% 0.00% 0.30% 1.20% 2.10%
2019 to 2020 Quarter 4: January to March Speedometer and speed limiter 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 4: January to March Steering 1.70% 2.80% 0.10% 1.00% 1.70% 3.20%
2019 to 2020 Quarter 4: January to March Suspension 7.90% 17.60% 0.60% 5.00% 8.60% 20.10%
2019 to 2020 Quarter 4: January to March Tyres 5.80% 12.60% 5.60% 60.10% 1.60% 2.90%
2019 to 2020 Quarter 4: January to March Visibility 4.20% 8.30% 0.00% 0.20% 5.20% 10.00%
2019 to 2020 Quarter 4: January to March Overall Initial Failure Rate 30.70% Not set 9.00% Not set 21.70% Not set
2019 to 2020 Quarter 4: January to March Average defects per Initial Test Failure Not set 2.52 Not set 0.43 Not set 2.1
2019 to 2020 Quarter 3: October to December Body, chassis, structure 3.60% 6.45% 0.24% 2.06% 3.76% 7.35%
2019 to 2020 Quarter 3: October to December Brakes 6.80% 17.10% 3.00% 28.90% 5.80% 14.70%
2019 to 2020 Quarter 3: October to December Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 3: October to December Identification of the vehicle 0.40% 0.70% 0.00% 0.00% 0.40% 0.90%
2019 to 2020 Quarter 3: October to December Lamps, reflectors and electrical equipment 11.90% 27.00% 0.20% 1.60% 13.10% 32.10%
2019 to 2020 Quarter 3: October to December Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 3: October to December Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 3: October to December Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 3: October to December Noise, emissions and leaks 2.90% 5.20% 0.10% 0.40% 3.10% 6.10%
2019 to 2020 Quarter 3: October to December Road Wheels 0.30% 0.60% 0.10% 0.50% 0.30% 0.60%
2019 to 2020 Quarter 3: October to December Seat belt installation check 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 3: October to December Seat belts and supplementary restraint systems 1.10% 1.80% 0.00% 0.30% 1.20% 2.10%
2019 to 2020 Quarter 3: October to December Speedometer and speed limiter 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 3: October to December Steering 1.70% 2.80% 0.10% 1.00% 1.70% 3.20%
2019 to 2020 Quarter 3: October to December Suspension 7.90% 17.60% 0.60% 5.00% 8.60% 20.10%
2019 to 2020 Quarter 3: October to December Tyres 5.80% 12.60% 5.60% 60.10% 1.60% 2.90%
2019 to 2020 Quarter 3: October to December Visibility 4.20% 8.30% 0.00% 0.20% 5.20% 10.00%
2019 to 2020 Quarter 3: October to December Overall Initial Failure Rate 30.70% Not set 9.00% Not set 21.70% Not set
2019 to 2020 Quarter 3: October to December Average defects per Initial Test Failure Not set 2.52 Not set 0.43 Not set 2.1
2019 to 2020 Quarter 2: July to September Body, chassis, structure 4.30% 6.80% 0.30% 2.40% 4.10% 7.60%
2019 to 2020 Quarter 2: July to September Brakes 8.10% 16.80% 3.10% 29.30% 6.10% 14.40%
2019 to 2020 Quarter 2: July to September Identification of the vehicle 0.50% 0.70% 0.00% 0.00% 0.50% 0.80%
2019 to 2020 Quarter 2: July to September Lamps, reflectors and electrical equipment 13.90% 27.00% 0.30% 2.00% 13.80% 31.80%
2019 to 2020 Quarter 2: July to September Noise, emissions and leaks 3.60% 5.60% 0.10% 0.50% 3.50% 6.50%
2019 to 2020 Quarter 2: July to September Road Wheels 0.30% 0.60% 0.10% 0.60% 0.30% 0.60%
2019 to 2020 Quarter 2: July to September Seat belts and supplementary restraint systems 1.30% 1.90% 0.00% 0.30% 1.30% 2.30%
2019 to 2020 Quarter 2: July to September Steering 2.00% 2.90% 0.10% 1.10% 1.90% 3.20%
2019 to 2020 Quarter 2: July to September Suspension 9.70% 18.10% 0.60% 5.50% 9.30% 20.50%
2019 to 2020 Quarter 2: July to September Tyres 6.80% 11.60% 5.50% 58.10% 1.70% 2.80%
2019 to 2020 Quarter 2: July to September Visibility 5.30% 8.00% 0.00% 0.20% 5.30% 9.50%
2019 to 2020 Quarter 2: July to September Overall Initial Failure Rate 31.70% Not set 9.10% Not set 22.60% Not set
2019 to 2020 Quarter 2: July to September Average defects per Initial Test Failure Not set 2.59 Not set 0.41 Not set 2.18
2019 to 2020 Quarter 1: April to June Body, chassis, structure 4.43% 6.70% 0.33% 2.75% 4.19% 7.45%
2019 to 2020 Quarter 1: April to June Brakes 8.30% 16.64% 3.14% 29.08% 6.25% 14.28%
2019 to 2020 Quarter 1: April to June Buses and coaches supplementary tests 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 1: April to June Identification of the vehicle 0.48% 0.69% 0.00% 0.00% 0.48% 0.83%
2019 to 2020 Quarter 1: April to June Lamps, reflectors and electrical equipment 14.33% 26.76% 0.29% 2.23% 14.17% 31.42%
2019 to 2020 Quarter 1: April to June Motorcycle brakes 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 1: April to June Motorcycle lamps and reflectors 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 1: April to June Motorcycle tyres 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2019 to 2020 Quarter 1: April to June Noise, emissions and leaks 3.70% 5.58% 0.07% 0.51% 3.66% 6.55%
2019 to 2020 Quarter 1: April to June Road Wheels 0.35% 0.56% 0.06% 0.56% 0.29% 0.55%
2019 to 2020 Quarter 1: April to June Seat belt installation check 0.01% 0.01% 0.00% 0.00% 0.01% 0.02%
2019 to 2020 Quarter 1: April to June Seat belts and supplementary restraint systems 1.39% 1.95% 0.04% 0.29% 1.36% 2.27%
2019 to 2020 Quarter 1: April to June Speedometer and speed limiter 0.01% 0.01% 0.00% 0.00% 0.01% 0.01%
2019 to 2020 Quarter 1: April to June Steering 2.14% 2.97% 0.14% 1.11% 2.02% 3.32%
2019 to 2020 Quarter 1: April to June Suspension 10.14% 18.32% 0.65% 5.71% 9.77% 20.72%
2019 to 2020 Quarter 1: April to June Tyres 6.82% 11.19% 5.61% 57.55% 1.46% 2.39%
2019 to 2020 Quarter 1: April to June Visibility 5.79% 8.59% 0.03% 0.20% 5.77% 10.19%
2019 to 2020 Quarter 1: April to June Overall Initial Failure Rate 32.54% Not set 9.37% Not set 23.17% Not set
2019 to 2020 Quarter 1: April to June Average defects per Initial Test Failure Not set 2.6 Not set 0.4 Not set 2.2
2018 to 2019 20 May 2018 to 31 March 2019 Lamps, reflectors and electrical equipment 12.80% 26.70% 0.30% 2.80% 12.70% 31.00%
2018 to 2019 20 May 2018 to 31 March 2019 Suspension 9.10% 18.30% 0.60% 6.20% 8.70% 20.50%
2018 to 2019 20 May 2018 to 31 March 2019 Brakes 7.50% 17.00% 2.80% 30.70% 5.70% 14.60%
2018 to 2019 20 May 2018 to 31 March 2019 Tyres 5.80% 10.60% 4.50% 53.80% 1.60% 2.90%
2018 to 2019 20 May 2018 to 31 March 2019 Visibility 5.20% 8.60% 0.00% 0.30% 5.20% 10.10%
2018 to 2019 20 May 2018 to 31 March 2019 Body, chassis, structure 4.00% 6.80% 0.30% 3.40% 3.80% 7.40%
2018 to 2019 20 May 2018 to 31 March 2019 Noise, emissions and leaks 3.30% 5.70% 0.10% 0.70% 3.30% 6.60%
2018 to 2019 20 May 2018 to 31 March 2019 Steering 1.90% 2.90% 0.10% 1.20% 1.80% 3.20%
2018 to 2019 20 May 2018 to 31 March 2019 Seat belts and supplementary restraint systems 1.30% 2.00% 0.00% 0.30% 1.20% 2.30%
2018 to 2019 20 May 2018 to 31 March 2019 Identification of the vehicle 0.40% 0.70% 0.00% 0.00% 0.40% 0.80%
2018 to 2019 20 May 2018 to 31 March 2019 Road Wheels 0.30% 0.50% 0.10% 0.60% 0.30% 0.50%
2018 to 2019 20 May 2018 to 31 March 2019 Seat belt installation check 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2018 to 2019 20 May 2018 to 31 March 2019 Speedometer and speed limiter 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
2018 to 2019 20 May 2018 to 31 March 2019 Overall Initial Failure Rate 33.40% Not set 9.40% Not set 24.00% Not set
2018 to 2019 20 May 2018 to 31 March 2019 Average defects per Initial Test Failure Not set 2.28 Not set 0.35 Not set 1.93
2018 to 2019 1 April 2018 to 19 May 2018 Body and structure 1.20% 1.90% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Brakes 9.60% 17.90% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Driver's view of the road 7.20% 9.50% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Driving controls 0.00% 0.00% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Fuel and exhaust 3.60% 5.30% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Lighting and signalling 16.90% 28.70% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Motor tricycles and quadricycles 0.00% 0.00% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Reg plates and VIN 0.70% 0.80% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Road wheels 0.40% 0.50% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Seat belts 1.60% 2.00% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Steering 2.30% 2.90% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Suspension 12.40% 20.10% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Towbars 0.00% 0.00% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Tyres 7.10% 10.20% Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Overall Initial Failure Rate 34.90% Not set Not set Not set Not set Not set
2018 to 2019 1 April 2018 to 19 May 2018 Average defects per Initial Test Failure Not set 2.8 Not set Not set Not set Not set
2017 to 2018 Not set Body and structure 1.25% 1.90% Not set Not set Not set Not set
2017 to 2018 Not set Brakes 9.20% 17.20% Not set Not set Not set Not set
2017 to 2018 Not set Driver's view of the road 6.40% 8.70% Not set Not set Not set Not set
2017 to 2018 Not set Driving controls 0.00% 0.00% Not set Not set Not set Not set
2017 to 2018 Not set Fuel and exhaust 3.60% 5.40% Not set Not set Not set Not set
2017 to 2018 Not set Lighting and signalling 17.10% 29.60% Not set Not set Not set Not set
2017 to 2018 Not set Motor tricycles and quadricycles 0.00% 0.00% Not set Not set Not set Not set
2017 to 2018 Not set Reg plates and VIN 0.70% 0.85% Not set Not set Not set Not set
2017 to 2018 Not set Road wheels 0.30% 0.50% Not set Not set Not set Not set
2017 to 2018 Not set Seat belts 1.70% 2.20% Not set Not set Not set Not set
2017 to 2018 Not set Steering 2.40% 3.00% Not set Not set Not set Not set
2017 to 2018 Not set Suspension 12.10% 20.20% Not set Not set Not set Not set
2017 to 2018 Not set Towbars 0.00% 0.00% Not set Not set Not set Not set
2017 to 2018 Not set Tyres 7.10% 10.40% Not set Not set Not set Not set
2017 to 2018 Not set Overall Initial Failure Rate 34.50% Not set Not set Not set Not set Not set
2017 to 2018 Not set Average defects per Initial Test Failure Not set 2.77 Not set Not set Not set Not set
2016 to 2017 Not set Body and structure 1.30% 2.00% Not set Not set Not set Not set
2016 to 2017 Not set Brakes 10.00% 17.20% Not set Not set Not set Not set
2016 to 2017 Not set Driver's view of the road 6.80% 8.80% Not set Not set Not set Not set
2016 to 2017 Not set Driving controls 0.00% 0.00% Not set Not set Not set Not set
2016 to 2017 Not set Fuel and exhaust 4.00% 5.60% Not set Not set Not set Not set
2016 to 2017 Not set Lighting and signalling 18.30% 29.70% Not set Not set Not set Not set
2016 to 2017 Not set Motor tricycles and quadricycles 0.00% 0.00% Not set Not set Not set Not set
2016 to 2017 Not set Reg plates and VIN 0.70% 0.90% Not set Not set Not set Not set
2016 to 2017 Not set Road wheels 0.40% 0.50% Not set Not set Not set Not set
2016 to 2017 Not set Seat belts 1.90% 2.30% Not set Not set Not set Not set
2016 to 2017 Not set Steering 2.60% 3.10% Not set Not set Not set Not set
2016 to 2017 Not set Suspension 12.20% 19.40% Not set Not set Not set Not set
2016 to 2017 Not set Towbars 0.00% 0.00% Not set Not set Not set Not set
2016 to 2017 Not set Tyres 7.40% 10.50% Not set Not set Not set Not set
2016 to 2017 Not set Overall Initial Failure Rate 35.40% Not set Not set Not set Not set Not set
2016 to 2017 Not set Average defects per Initial Test Failure Not set 2.85 Not set Not set Not set Not set
2015 to 2016 Not set Body and structure 1.30% 2.00% Not set Not set Not set Not set
2015 to 2016 Not set Brakes 9.70% 16.90% Not set Not set Not set Not set
2015 to 2016 Not set Driver's view of the road 6.70% 9.00% Not set Not set Not set Not set
2015 to 2016 Not set Driving controls 0.00% 0.00% Not set Not set Not set Not set
2015 to 2016 Not set Fuel and exhaust 4.00% 5.60% Not set Not set Not set Not set
2015 to 2016 Not set Lighting and signalling 17.90% 29.60% Not set Not set Not set Not set
2015 to 2016 Not set Motor tricycles and quadricycles 0.00% 0.00% Not set Not set Not set Not set
2015 to 2016 Not set Reg plates and VIN 0.70% 0.80% Not set Not set Not set Not set
2015 to 2016 Not set Road wheels 0.30% 0.50% Not set Not set Not set Not set
2015 to 2016 Not set Seat belts 1.90% 2.40% Not set Not set Not set Not set
2015 to 2016 Not set Steering 2.70% 3.20% Not set Not set Not set Not set
2015 to 2016 Not set Suspension 12.20% 19.70% Not set Not set Not set Not set
2015 to 2016 Not set Towbars 0.00% 0.00% Not set Not set Not set Not set
2015 to 2016 Not set Tyres 7.10% 10.10% Not set Not set Not set Not set
2015 to 2016 Not set Overall Initial Failure Rate 36.80% Not set Not set Not set Not set Not set
2015 to 2016 Not set Average defects per Initial Test Failure Not set 2.92 Not set Not set Not set Not set
2014 to 2015 Not set Body and structure 1.40% 2.00% Not set Not set Not set Not set
2014 to 2015 Not set Brakes 9.60% 17.20% Not set Not set Not set Not set
2014 to 2015 Not set Driver's view of the road 6.60% 8.50% Not set Not set Not set Not set
2014 to 2015 Not set Driving controls 0.00% 0.00% Not set Not set Not set Not set
2014 to 2015 Not set Fuel and exhaust 4.30% 5.80% Not set Not set Not set Not set
2014 to 2015 Not set Lighting and signalling 18.40% 30.00% Not set Not set Not set Not set
2014 to 2015 Not set Motor tricycles and quadricycles 0.00% 0.00% Not set Not set Not set Not set
2014 to 2015 Not set Reg plates and VIN 0.80% 0.90% Not set Not set Not set Not set
2014 to 2015 Not set Road wheels 0.30% 0.50% Not set Not set Not set Not set
2014 to 2015 Not set Seat belts 2.20% 2.60% Not set Not set Not set Not set
2014 to 2015 Not set Steering 2.90% 3.40% Not set Not set Not set Not set
2014 to 2015 Not set Suspension 12.00% 18.70% Not set Not set Not set Not set
2014 to 2015 Not set Towbars 0.00% 0.00% Not set Not set Not set Not set
2014 to 2015 Not set Tyres 7.40% 10.00% Not set Not set Not set Not set
2014 to 2015 Not set Overall Initial Failure Rate 38.30% Not set Not set Not set Not set Not set
2014 to 2015 Not set Average defects per Initial Test Failure Not set 2.99 Not set Not set Not set Not set
2013 to 2014 Not set Body and structure 1.50% 1.90% Not set Not set Not set Not set
2013 to 2014 Not set Brakes 10.40% 17.40% Not set Not set Not set Not set
2013 to 2014 Not set Driver's view of the road 7.10% 8.70% Not set Not set Not set Not set
2013 to 2014 Not set Driving controls 0.00% 0.00% Not set Not set Not set Not set
2013 to 2014 Not set Fuel and exhaust 4.60% 5.90% Not set Not set Not set Not set
2013 to 2014 Not set Lighting and signalling 19.10% 29.10% Not set Not set Not set Not set
2013 to 2014 Not set Motor tricycles and quadricycles 0.00% 0.00% Not set Not set Not set Not set
2013 to 2014 Not set Reg plates and VIN 0.80% 0.90% Not set Not set Not set Not set
2013 to 2014 Not set Road wheels 0.40% 0.40% Not set Not set Not set Not set
2013 to 2014 Not set Seat belts 2.60% 2.90% Not set Not set Not set Not set
2013 to 2014 Not set Steering 3.30% 3.60% Not set Not set Not set Not set
2013 to 2014 Not set Suspension 12.80% 18.70% Not set Not set Not set Not set
2013 to 2014 Not set Towbars 0.00% 0.00% Not set Not set Not set Not set
2013 to 2014 Not set Tyres 7.80% 9.90% Not set Not set Not set Not set
2013 to 2014 Not set Overall Initial Failure Rate 40.00% - Not set Not set Not set Not set
2013 to 2014 Not set Average defects per Initial Test Failure - 3.08 Not set Not set Not set Not set