Manufacturer Failure Rate 1 Honda 1 in 344 2 Toyota 1 in 171 3 Mercedes-Benz 1 in 119 4 Volvo 1 in 111 5 Jaguar 1 in 103 6 Lexus 1 in 101 7 Fiat 1 in 85 8 Ford 1 in 80 9 Nissan 1 in 76 10 Land Rover 1 in 72
Bottom 10 manufacturers – least reliable engines
Manufacturer Failure Rate 1 MG Rover 1 in 13 2 Audi 1 in 27 3 MINI 1 in 40 4 Saab 1 in 40 5 Vauxhall 1 in 41 6 Peugeot 1 in 44 7 BMW 1 in 45 8 Renault 1 in 46 9 Volkswagen 1 in 52 10 Mitsubishi 1 in 59