| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 606 |
| Headlamp aim out of alignment | 432 |
| Windscreen wiper does not clear the windscreen effectively | 359 |
| Registration plate lamp issues | 312 |
| Parking brake: efficiency below requirements |3.7.B.7| | 171 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 113 |
| Rear parking brake recording little or no effort | 109 |
| Anti-lock braking system warning lamp indicates an ABS fault | 105 |
| Registration plate issues | 93 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 92 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 88 |
| Offside Stop lamp not working |1.2.1b| | 81 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 77 |
| Nearside Stop lamp not working |1.2.1b| | 72 |
| Rear brake binding | 68 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 57 |
| Brakes imbalanced across an axle | 57 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 48 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 45 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 42 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 41 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 41 |
| Centre Stop lamp not working |1.2.1b| | 40 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 40 |
| Windscreen washer not working | 38 |
| Offside Rear fog lamp not working |1.3.2b| | 37 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 36 |
| Parking brake lever has no reserve travel |3.1.6b| | 35 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 35 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 32 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 32 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 32 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 31 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 31 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 31 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 31 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 30 |
| Rear fog lamp not working |1.3.2b| | 30 |
| Brake hose excessively deteriorated | 30 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 25 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 24 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 24 |
| Offside Rear Stop lamp not working |1.2.1b| | 23 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 23 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 22 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 21 |
| Windscreen has damage | 21 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 21 |
| Nearside Rear Stop lamp not working |1.2.1b| | 20 |
| Offside front brake binding |3.7.B.1| | 19 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 19 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 19 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 19 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 19 |
| Offside Front Position lamp not working |4.2.1 |a|| | 19 |
| Fuel tank leaking |7.2.3| | 19 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 18 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Battery insecure |1.9.1| | 18 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 18 |
| Stop lamp not working |1.2.1b| | 17 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 17 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Front brake disc in such a condition that it is seriously weakened | 16 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 16 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 16 |
| Nearside Rear coil spring broken |2.4.C.1a| | 16 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 16 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 16 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 16 |
| Rear brake disc in such a condition that it is seriously weakened | 16 |
| Offside Rear coil spring broken |2.4.C.1a| | 16 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 15 |
| Service brake: efficiency below requirements |3.7.B.7| | 15 |
| Windscreen wiper blade insecure | 14 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 14 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 14 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 14 |
| Nearside front brake binding |3.7.B.1| | 13 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Offside Front Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 13 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 13 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 13 |
| Nearside Front front brake binding |3.7.B.1| | 13 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Brake performance not tested (1.2.1 (g)) | 11 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 11 |
| Central Stop lamp not working |1.2.1b| | 11 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 11 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 10 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Rear brake application uneven | 10 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 10 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 10 |
| Offside Front Outer Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Nearside Front Outer Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 9 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 9 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Front brake application uneven | 9 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 9 |
| Nearside Front Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 9 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 9 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 9 |