| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 487 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 241 |
| Brakes imbalanced across an axle | 238 |
| Headlamp aim out of alignment | 175 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 173 |
| Brake pipe excessively corroded | 159 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 96 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 79 |
| Service brake: efficiency below requirements |3.7.B.7| | 66 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 60 |
| Registration plate lamp issues | 39 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 36 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 33 |
| Offside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 31 |
| Front brake disc in such a condition that it is seriously weakened | 27 |
| Registration plate issues | 27 |
| Windscreen washer not working | 22 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 22 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 22 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 21 |
| Nearside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 20 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 20 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 16 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Offside Rear Shock absorbers has a serious fluid leak | 15 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 15 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 15 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 15 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 15 |
| Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 14 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 14 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 14 |
| Offside Front Service brake lagging in operation (1.2.1 (d)) | 13 |
| Offside Front coil spring broken |2.4.C.1a| | 11 |
| Front brake excessively fluctuating | 11 |
| Anti-lock braking system warning lamp indicates an ABS fault | 11 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 11 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 11 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Offside front brake binding |3.7.B.1| | 10 |
| Brake hose excessively deteriorated | 10 |
| Offside Front Axle swivel joint has excessive play |2.5.A.3b| | 10 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 10 |
| Nearside Rear Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 10 |
| Nearside Rear Shock absorbers has a serious fluid leak | 9 |
| Offside Front Lower Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 9 |
| Offside Front Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 9 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 8 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 8 |
| Offside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn |5.1.2 |b| |i|| | 8 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 8 |
| Offside Rear Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 8 |
| Offside Front Position lamp not working |4.2.1 |a|| | 7 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 7 |
| Nearside Front Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 7 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn |5.1.2 |b| |i|| | 6 |
| Front brake application uneven | 6 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 6 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Nearside Front Lower Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 6 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 6 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 6 |