| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 344 |
| Brake pipe excessively corroded | 277 |
| Registration plate issues | 225 |
| Windscreen wiper does not clear the windscreen effectively | 211 |
| Parking brake: efficiency below requirements |3.7.B.7| | 203 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 193 |
| Registration plate lamp issues | 171 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 90 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 81 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 67 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 65 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 61 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 61 |
| Windscreen has damage | 60 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 60 |
| Rear parking brake recording little or no effort | 59 |
| Brake hose excessively deteriorated | 48 |
| Offside Rear coil spring broken |2.4.C.1a| | 47 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 46 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 45 |
| Offside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 44 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 43 |
| Nearside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 43 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 39 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 38 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 36 |
| 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| | 35 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 32 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 32 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 32 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 30 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 30 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 29 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 28 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 28 |
| 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| | 26 |
| Nearside Rear coil spring broken |2.4.C.1a| | 23 |
| 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| | 23 |
| Brakes imbalanced across an axle | 23 |
| Offside Rear Suspension arm has excessive play in a ball joint |2.4.G.2| | 22 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 22 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 22 |
| Front brake disc in such a condition that it is seriously weakened | 22 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 21 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 21 |
| Offside Rear fog lamp not working |1.3.2b| | 20 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 20 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 19 |
| Offside Rear Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 19 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 16 |
| Windscreen washer not working | 16 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 16 |
| Anti-lock braking system warning lamp indicates an ABS fault | 16 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 16 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 15 |
| Nearside Rear Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 15 |
| 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| | 15 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 14 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 14 |
| Nearside Rear Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 14 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 13 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 13 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 13 |
| Nearside Rear Stop lamp not working |1.2.1b| | 12 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 12 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 11 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Offside Rear coil spring fractured |2.4.C.1a| | 11 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 11 |
| Driver`s airbag obviously defective |5.4.1| | 11 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 11 |
| Nearside Side repeater not working |1.4.A.2c| | 11 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Horn not working |1.6.2a| | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 10 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 10 |
| Centre Rear Statutory seat belt missing |5.1.1| | 10 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 10 |
| Offside Front Position lamp not working |4.2.1 |a|| | 10 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Offside Stop lamp not working |1.2.1b| | 10 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 10 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 10 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 9 |
| Nearside Stop lamp not working |1.2.1b| | 9 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 9 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 9 |
| Rear brake binding | 9 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 9 |
| 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| | 9 |
| Offside Side repeater not working |1.4.A.2c| | 9 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 9 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 9 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 8 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 8 |
| Nearside Rear Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Nearside Rear Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 8 |
| Offside Rear Wheel bolt|s| missing |4.2.A.1e| | 8 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |