On average, 37.2% of cars will fail their MoT test in Perth, which puts the region above the national average of 35.0%. The most common failure causes are Suspension, Lamps, Reflectors and Electrical Equipment and Brakes, while 4.9% will fail on exhaust, fuel and emissions.
Cars registered in 2003 have the worst overall MoT pass rate, at 42.0%. The manufacturers with the highest fail rate in this region are Renault, Chevrolet and Rover. At the opposite end of the scale with the best pass rates are Porsche, MINI and Dacia.