| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 635 |
| Windscreen wiper does not clear the windscreen effectively | 540 |
| Headlamp aim out of alignment | 297 |
| Offside Front coil spring broken |2.4.C.1a| | 211 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 167 |
| Nearside Front coil spring broken |2.4.C.1a| | 157 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 157 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 147 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 115 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 114 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 110 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 89 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 75 |
| Brake hose excessively deteriorated | 73 |
| Brakes imbalanced across an axle | 71 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 68 |
| Registration plate lamp issues | 67 |
| Parking brake: efficiency below requirements |3.7.B.7| | 66 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 60 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 59 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 57 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 55 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 54 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 54 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 54 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 51 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 48 |
| Rear brake binding | 45 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 44 |
| Front brake disc in such a condition that it is seriously weakened | 44 |
| Registration plate issues | 44 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 42 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 41 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 40 |
| Parking brake lever has no reserve travel |3.1.6b| | 40 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 38 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 36 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 33 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 31 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 31 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 31 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 30 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 30 |
| Rear parking brake recording little or no effort | 29 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 28 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 27 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 24 |
| Offside Rear Shock absorbers has a serious fluid leak | 22 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 21 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 21 |
| Windscreen washer not working | 21 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 20 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 20 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 19 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 19 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 19 |
| Offside Front Position lamp not working |4.2.1 |a|| | 18 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 18 |
| Anti-lock braking system warning lamp indicates an ABS fault | 18 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 15 |
| Nearside Stop lamp not working |1.2.1b| | 15 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 15 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 15 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 15 |
| Offside Stop lamp not working |1.2.1b| | 13 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 13 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 12 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 12 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users (8.2.2.2 (c)) | 12 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 12 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 12 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 12 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 11 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 11 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 10 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 10 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 10 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 10 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 10 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Nearside Rear Shock absorbers has a serious fluid leak | 10 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 10 |