| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 187 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 173 |
| Headlamp aim out of alignment | 139 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 128 |
| Windscreen wiper does not clear the windscreen effectively | 119 |
| Brakes imbalanced across an axle | 70 |
| Registration plate lamp issues | 69 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 43 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 41 |
| Windscreen washer not working | 40 |
| Front brake disc in such a condition that it is seriously weakened | 39 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 28 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 28 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 27 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 25 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 24 |
| Horn not working (7.7 (a)) | 23 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 22 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 19 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 18 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 18 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 18 |
| Offside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 17 |
| Horn not working (7.7 (a) (ii)) | 17 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 17 |
| Nearside Rear Shock absorbers has a serious fluid leak | 16 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 16 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 15 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 15 |
| Offside Rear Shock absorbers has a serious fluid leak | 15 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 14 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 13 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 12 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 12 |
| Offside Front coil spring broken |2.4.C.1a| | 12 |
| Horn not working |1.6.2a| | 11 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 11 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 9 |
| Registration plate issues | 9 |
| Nearside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 8 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 7 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front Service brake lagging in operation (1.2.1 (d)) | 7 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 7 |
| Offside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 7 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 7 |
| Front brake excessively fluctuating | 7 |
| Offside Front Anti-roll bar linkage pin or bush likely to become detached (5.3.4 (a) (ii)) | 7 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 6 |
| Nearside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 6 |
| Offside Front Anti-roll bar linkage missing (5.3.3 (a) (ii)) | 6 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 6 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 6 |
| Horn not working |7.7 |a| |ii|| | 6 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Parking brake lever insecure |3.1.3b| | 6 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Nearside Front front brake binding |3.7.B.1| | 6 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 5 |
| Nearside Front Road wheel badly distorted (5.2.2 (c) (i)) | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Front brake application uneven | 5 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 5 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 5 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 5 |
| Nearside Front Shock absorbers has a serious fluid leak | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Shock absorbers has a serious fluid leak | 5 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 5 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |