| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 372 |
| Brake pipe excessively corroded | 237 |
| Brakes imbalanced across an axle | 133 |
| Headlamp aim out of alignment | 129 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 99 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 58 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 55 |
| Service brake: efficiency below requirements |3.7.B.7| | 49 |
| Offside Front coil spring broken |2.4.C.1a| | 40 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 35 |
| Registration plate issues | 33 |
| Front brake disc in such a condition that it is seriously weakened | 33 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 33 |
| Registration plate lamp issues | 31 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 30 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 22 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 16 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 16 |
| Front brake excessively fluctuating | 16 |
| Offside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 16 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 15 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 14 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 14 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 14 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 14 |
| Nearside Front Axle swivel joint has excessive play |2.5.A.3b| | 12 |
| Windscreen washer not working | 12 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 12 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 12 |
| Front brake application uneven | 11 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 11 |
| Nearside Rear Shock absorbers has a serious fluid leak | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 10 |
| Offside Front Position lamp not working |4.2.1 |a|| | 9 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 9 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 9 |
| Windscreen wiper blade insecure | 8 |
| Nearside Front coil spring broken |2.4.C.1a| | 8 |
| Offside front brake binding |3.7.B.1| | 8 |
| Offside Rear Shock absorbers has a serious fluid leak | 8 |
| Nearside Front Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 8 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 8 |
| Nearside Front Lower Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 8 |
| Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 8 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 8 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 7 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 7 |
| Nearside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 7 |
| Offside Front Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 7 |
| Offside Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced (6.1.1 (c) (i)) | 7 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 6 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Brake hose excessively deteriorated | 6 |
| Offside Front Axle swivel joint has excessive play |2.5.A.3b| | 6 |
| Rear brake application uneven | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Offside Front Service brake lagging in operation (1.2.1 (d)) | 6 |
| Nearside Rear Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 6 |
| Offside Rear Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 6 |
| Nearside Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 5 |
| Offside Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 5 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Nearside Front Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced (6.1.1 (c) (i)) | 5 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 5 |
| Nearside Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 5 |