| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 966 |
| Headlamp aim out of alignment | 837 |
| Windscreen wiper does not clear the windscreen effectively | 730 |
| Brake pipe excessively corroded | 721 |
| Parking brake: efficiency below requirements |3.7.B.7| | 316 |
| Registration plate issues | 271 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 259 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 256 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 211 |
| Rear parking brake recording little or no effort | 207 |
| Parking brake lever has no reserve travel |3.1.6b| | 165 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 158 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 146 |
| Nearside Headlamp not working on main beam |1.7.5a| | 140 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 135 |
| Brakes imbalanced across an axle | 116 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 105 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 98 |
| Rear brake disc in such a condition that it is seriously weakened | 94 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 92 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 92 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 89 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 87 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 86 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 76 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 76 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 75 |
| Offside Rear fog lamp not working |1.3.2b| | 73 |
| Windscreen has damage | 72 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 71 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 67 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 64 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 64 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 63 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 58 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 56 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 53 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 48 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 48 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 47 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 47 |
| Offside Side repeater not working |1.4.A.2c| | 45 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 43 |
| Front brake disc in such a condition that it is seriously weakened | 43 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 42 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 42 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 40 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 40 |
| Nearside Stop lamp not working |1.2.1b| | 39 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 39 |
| Offside Stop lamp not working |1.2.1b| | 37 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 36 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 35 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 35 |
| Windscreen wiper blade insecure | 34 |
| Rear brake binding | 34 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 34 |
| Rear fog lamp not working |1.3.2b| | 33 |
| Rear Exhaust system not adequately supported |7.1.1| | 32 |
| Nearside Side repeater not working |1.4.A.2c| | 32 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 30 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 30 |
| Offside Rear coil spring broken |2.4.C.1a| | 30 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 30 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 30 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 29 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 29 |
| Offside Front Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 28 |
| Nearside Rear coil spring broken |2.4.C.1a| | 28 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 28 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 28 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 28 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 27 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 26 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 26 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 26 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 25 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 25 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 25 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 24 |
| 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| | 24 |
| Service brake: efficiency below requirements |3.7.B.7| | 24 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 24 |
| Front brake application uneven | 24 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 24 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 24 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 23 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 23 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 23 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 23 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 23 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 23 |
| Nearside Front Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 22 |
| Anti-lock braking system warning lamp indicates an ABS fault | 22 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 22 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 22 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 22 |
| Horn not working |1.6.2a| | 22 |
| Nearside Front Sub-frame has excessive play in a pin/bush |2.4.G.2| | 21 |
| 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| | 21 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 21 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 21 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 21 |
| Offside Front Sub-frame has excessive play in a pin/bush |2.4.G.2| | 20 |
| Front brake excessively fluctuating | 20 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 20 |
| 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| | 20 |
| Brake hose excessively deteriorated | 20 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 19 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 19 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 19 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 19 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 18 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 18 |
| Emissions not tested |7.0| | 18 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 18 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 18 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 18 |
| Nearside Rear Stop lamp not working |1.2.1b| | 17 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 17 |
| 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| | 17 |
| Headlamp aim beam image obviously incorrect |1.8.A.1b| | 17 |
| Main beam `tell-tale` not working |1.7.4c| | 17 |
| Offside Rear Stop lamp not working |1.2.1b| | 17 |