On average, 30.9% of cars will fail their MoT test in Northampton, which puts the region above the national average of 29.7%. The most common failure causes are Suspension, Lamps, reflectors and electrical equipment and Brakes.

Cars registered in 2002 have the worst overall MoT pass rate, at 50.9%. The manufacturers with the highest fail rate in this region are Rover, LTI and Chevrolet. At the opposite end of the scale with the best pass rates are Bentley, Aston Martin and Ferrari.

Most common reasons for MoT failure

Test Item Failure Rate National Failure Rate Relative Rate
Suspension 9.3% 9.6% −3%
Lamps, reflectors and electrical equipment 9.2% 11.9% −23%
Brakes 6.7% 7.7% −13%
Visibility 5.2% 5.3% −3%
Tyres 5.1% 5.8% −11%
Body, chassis, structure 3.6% 4.1% −12%
Noise, emissions and leaks 3.4% 3.6% −4%
Steering 1.8% 1.9% −10%
Seat belts and supplementary restraint systems 1.1% 1.3% −13%

MoT failure rates by year of registration

Year of Registration Tests Failure Rate National Failure Rate Relative Rate
2021 60 31.7% 17.5% +80%
2020 131 24.4% 16.7% +46%
2019 1,912 11.2% 10.3% +10%
2018 30,275 12.6% 11.7% +8%
2017 31,238 15.0% 13.2% +13%
2016 31,620 17.4% 16.5% +5%
2015 30,497 20.5% 19.5% +5%
2014 28,253 24.8% 23.0% +7%
2013 25,378 29.1% 27.2% +7%
2012 22,071 32.7% 30.5% +7%
2011 20,688 36.2% 33.4% +8%
2010 20,695 39.6% 36.8% +7%
2009 18,584 43.0% 39.1% +10%
2008 18,608 44.9% 41.5% +8%
2007 18,825 46.1% 42.6% +8%
2006 15,228 47.9% 43.9% +9%
2005 12,068 48.1% 44.9% +7%
2004 9,578 48.6% 45.7% +6%
2003 7,226 48.9% 45.6% +7%
2002 5,078 49.1% 45.2% +8%
2001 3,197 47.3% 43.9% +8%
2000 1,924 45.2% 42.5% +6%
1999 1,337 45.3% 40.8% +11%
1998 936 39.0% 38.5% +1%
1997 685 38.8% 37.5% +4%
1996 399 39.1% 36.5% +7%
1995 367 28.9% 35.3% −18%
1994 247 31.2% 34.4% −9%
1993 214 36.0% 34.7% +4%
1992 209 34.9% 32.9% +6%
1991 247 32.4% 32.3% +0%
1990 265 32.8% 30.9% +6%
1989 237 27.0% 29.6% −9%
1988 160 31.3% 30.2% +3%
1987 156 30.1% 29.5% +2%
1986 106 29.2% 28.9% +1%
1985 101 24.8% 28.3% −13%
1984 73 24.7% 28.1% −12%
1983 68 19.1% 27.5% −30%
1982 63 36.5% 27.4% +33%
1981 57 19.3% 25.3% −24%

MoT failure rates by make

Make Tests Failure Rate National Failure Rate Relative Rate
Ferrari 123 6.5% 6.9% −5%
Aston Martin 191 8.9% 10.3% −14%
Bentley 157 10.2% 10.3% −1%
Porsche 2,654 15.7% 14.9% +5%
Infiniti 108 15.7% 13.5% +17%
Maserati 106 16.0% 16.1% −0%
Lotus 294 17.7% 17.8% −1%
Tesla 142 18.3% 13.3% +37%
Abarth 473 20.3% 20.8% −2%
Subaru 888 22.2% 27.8% −20%
Jaguar 4,785 24.2% 23.9% +1%
Skoda 7,986 24.5% 23.5% +4%
Jeep 1,105 24.6% 26.1% −6%
Audi 20,320 24.8% 22.3% +11%
Land Rover 11,137 25.0% 25.2% −1%
BMW 20,978 25.1% 22.9% +9%
SsangYong 321 25.2% 30.6% −18%
Lexus 1,010 26.7% 18.7% +43%
MINI 10,285 27.4% 25.5% +8%
Hyundai 9,059 27.6% 26.1% +6%
Dacia 1,616 27.7% 24.7% +12%
Mazda 7,156 28.1% 28.2% −0%
SEAT 5,951 28.8% 27.1% +6%
Isuzu 571 29.1% 40.7% −29%
Mercedes-Benz 12,735 29.1% 22.3% +31%
Suzuki 4,827 29.4% 27.5% +7%
Toyota 15,136 29.9% 27.1% +10%
Volvo 6,610 30.0% 28.9% +4%
MG 735 30.2% 28.9% +4%
Honda 10,248 30.4% 28.2% +8%
Mitsubishi 3,816 30.4% 28.7% +6%
Volkswagen 40,378 30.5% 29.0% +5%
Kia 7,895 30.6% 26.5% +15%
Nissan 19,353 32.1% 29.5% +9%
FIAT 11,195 32.7% 32.2% +2%
smart 178 33.7% 31.9% +6%
Ford 62,441 34.8% 31.5% +10%
Peugeot 20,902 35.6% 34.0% +5%
SAAB 1,002 35.9% 39.5% −9%
Alfa Romeo 1,134 36.5% 33.7% +8%
Vauxhall 47,607 36.9% 34.2% +8%
DS 1,600 39.4% 36.3% +8%
Citroen 10,645 40.1% 34.2% +17%
Daihatsu 239 40.2% 36.3% +11%
Dodge 166 41.0% 40.6% +1%
Renault 13,810 42.0% 38.6% +9%
Chrysler 405 43.0% 41.2% +4%
Rover 426 43.9% 42.5% +3%
LTI 118 46.6% 38.2% +22%
Chevrolet 1,099 50.6% 45.1% +12%
 

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