On average, 32.5% of cars will fail their MoT test in Watford, which puts the region below the national average of 35.0%. The most common failure causes are Lamps, Reflectors and Electrical Equipment, Suspension and Tyres, while 2.8% will fail on exhaust, fuel and emissions.
Cars registered in 2001 have the worst overall MoT pass rate, at 51.5%. The manufacturers with the highest fail rate in this region are Chrysler, Chevrolet and Rover. At the opposite end of the scale with the best pass rates are Porsche, MINI and Ferrari.