| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 318 |
| Registration plate lamp issues | 315 |
| Anti-lock braking system warning lamp indicates an ABS fault | 219 |
| Windscreen wiper does not clear the windscreen effectively | 164 |
| Parking brake lever has no reserve travel |3.1.6b| | 107 |
| Rear brake binding | 96 |
| Parking brake: efficiency below requirements |3.7.B.7| | 64 |
| Registration plate issues | 53 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 49 |
| Offside Stop lamp not working |1.2.1b| | 48 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 40 |
| Horn not working |1.6.2a| | 35 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 34 |
| Driver`s seat insecure |6.2.A.1| | 34 |
| Brakes imbalanced across an axle | 32 |
| Nearside Stop lamp not working |1.2.1b| | 30 |
| Rear parking brake recording little or no effort | 26 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 24 |
| Front brake disc in such a condition that it is seriously weakened | 24 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 22 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 22 |
| Windscreen has damage | 21 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 21 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 20 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 20 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 20 |
| Nearside Rear Stop lamp not working |1.2.1b| | 19 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 19 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 19 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 18 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 18 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 17 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 17 |
| Offside Rear Stop lamp not working |1.2.1b| | 16 |
| Rear brake disc in such a condition that it is seriously weakened | 15 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 15 |
| Brake hose damaged | 15 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Centre Rear Statutory seat belt missing |5.1.1| | 12 |
| Nearside Side repeater not working |1.4.A.2c| | 11 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 11 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 10 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 10 |
| Offside Rear fog lamp not working |1.3.2b| | 9 |
| Offside Side repeater not working |1.4.A.2c| | 9 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Brake pipe excessively corroded | 9 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 9 |
| Front brake application uneven | 9 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Offside Front Side repeater not working |1.4.A.2c| | 9 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 9 |
| Fuel system component leaking |7.2.3| | 8 |
| Offside Front Driver`s seat insecure |6.2.A.1| | 8 |
| Rear Mechanical brake component has restricted free movement | 8 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 8 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 7 |
| Service brake: efficiency below requirements |3.7.B.7| | 7 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 7 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 7 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 6 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Front Direction indicator not working |1.4.A.2c| | 6 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 5 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 5 |
| Driver`s airbag obviously defective |5.4.1| | 5 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 5 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Windscreen wiper blade insecure | 5 |
| Nearside Headlamp not working on main beam |1.7.5a| | 5 |