| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 2232 |
| Headlamp aim out of alignment | 1938 |
| Brake pipe excessively corroded | 1631 |
| Windscreen wiper does not clear the windscreen effectively | 959 |
| Parking brake: efficiency below requirements |3.7.B.7| | 925 |
| Registration plate issues | 792 |
| Horn not working |1.6.2a| | 704 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 607 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 595 |
| Offside Rear coil spring fractured |2.4.C.1a| | 561 |
| Nearside Stop lamp not working |1.2.1b| | 536 |
| Rear parking brake recording little or no effort | 510 |
| Anti-lock braking system warning lamp indicates an ABS fault | 497 |
| Offside Stop lamp not working |1.2.1b| | 490 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 487 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 460 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 455 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 448 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 446 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 385 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 329 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 314 |
| Centre Stop lamp not working |1.2.1b| | 297 |
| Parking brake lever has no reserve travel |3.1.6b| | 290 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 284 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 280 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 278 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 278 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 276 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 254 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 249 |
| Nearside Rear coil spring broken |2.4.C.1a| | 241 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 239 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 234 |
| Offside Rear coil spring broken |2.4.C.1a| | 233 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 233 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 231 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 229 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 217 |
| Nearside Rear Stop lamp not working |1.2.1b| | 213 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 208 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 207 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 207 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 203 |
| Offside Rear Stop lamp not working |1.2.1b| | 199 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 193 |
| Nearside Rear Anti-roll bar linkage missing |2.4.G.1| | 183 |
| Offside Rear Anti-roll bar linkage missing |2.4.G.1| | 165 |
| Nearside Rear coil spring cracked |2.4.C.1a| | 156 |
| Offside Rear coil spring cracked |2.4.C.1a| | 153 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 152 |
| Offside Rear fog lamp not working |1.3.2b| | 142 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 141 |
| Brake hose has insufficient room to move | 141 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 140 |
| Fuel system component leaking |7.2.3| | 137 |
| Front brake disc in such a condition that it is seriously weakened | 131 |
| Brake hose excessively deteriorated | 128 |
| Nearside Rear Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 125 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 122 |
| Brake hose damaged | 114 |
| Offside Rear Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 113 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 113 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 108 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 105 |
| Offside Steering rack gaiter split |2.2.D.2d| | 103 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 103 |
| Windscreen has damage | 100 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 99 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 99 |
| Nearside Rear Anti-roll bar missing |2.4.G.1| | 99 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 97 |
| Stop lamp not working |1.2.1b| | 95 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 92 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 90 |
| Rear brake disc in such a condition that it is seriously weakened | 89 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 88 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 88 |
| Brakes imbalanced across an axle | 87 |
| Offside Rear Anti-roll bar missing |2.4.G.1| | 87 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 86 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 82 |
| Nearside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 81 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 81 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 79 |
| Nearside Rear Suspension arm has excessive play in a ball joint |2.4.G.2| | 78 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 77 |
| Rear fog lamp not working |1.3.2b| | 76 |
| Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 75 |
| Offside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 74 |
| Offside Rear Anti-roll bar linkage insecure |2.4.G.1| | 74 |
| Rear brake binding | 73 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 72 |
| Nearside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 71 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 70 |
| Offside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 69 |
| Service brake: efficiency below requirements |3.7.C.1a| | 68 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 68 |
| Nearside Headlamp not working on main beam |1.7.5a| | 68 |
| Offside Rear Suspension arm has excessive play in a ball joint |2.4.G.2| | 67 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 65 |
| Offside Rear Wheel bolt|s| missing |4.2.A.1e| | 65 |
| Battery insecure |1.9.1| | 62 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 61 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 60 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 60 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 57 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 57 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 56 |
| Offside Rear Anti-roll bar linkage fractured |2.4.G.1| | 56 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 54 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 54 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 54 |
| Nearside Inner Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 54 |
| Direction indicators incorrect colour |1.4.A.2f| | 54 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 52 |
| Offside Headlamp not working on main beam |1.7.5a| | 52 |
| Service brake: efficiency below requirements |3.7.B.7| | 52 |
| Centre Rear Stop lamp not working |1.2.1b| | 52 |
| Offside Inner Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 50 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 50 |
| Offside Inner Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 50 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 49 |
| Nearside Rear Anti-roll bar linkage fractured |2.4.G.1| | 49 |
| Rear fog lamp tell tale not working |1.3.1b| | 49 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 47 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 46 |
| Offside front brake binding |3.7.B.1| | 46 |
| Brake performance not tested |3.7.A.1| | 44 |
| Rear fog lamp switch insecure |1.3.1a| | 44 |
| Nearside Inner Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 44 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 43 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 43 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 42 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 42 |
| Windscreen washer not working | 41 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 41 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 41 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 40 |
| Rear Stop lamp not working |1.2.1b| | 40 |
| Offside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 40 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 39 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 38 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 38 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 38 |