| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1744 |
| Windscreen wiper does not clear the windscreen effectively | 839 |
| Brake pipe excessively corroded | 640 |
| Parking brake: efficiency below requirements |3.7.B.7| | 553 |
| Brake hose excessively deteriorated | 540 |
| Brakes imbalanced across an axle | 349 |
| Front brake disc in such a condition that it is seriously weakened | 343 |
| Parking brake lever has no reserve travel |3.1.6b| | 319 |
| Rear parking brake recording little or no effort | 317 |
| Registration plate lamp issues | 314 |
| Service brake: efficiency below requirements |3.7.B.7| | 300 |
| Horn not working |1.6.2a| | 277 |
| Offside Stop lamp not working |1.2.1b| | 268 |
| Offside Front coil spring incomplete |2.4.C.1a| | 263 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 257 |
| Registration plate issues | 256 |
| Nearside Stop lamp not working |1.2.1b| | 248 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 233 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 232 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 221 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 215 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 208 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 203 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 201 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 196 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 190 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 178 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 175 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 174 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 164 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 152 |
| Offside Front coil spring fractured |2.4.C.1a| | 143 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 142 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 139 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 138 |
| Offside Rear fog lamp not working |1.3.2b| | 132 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 130 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 128 |
| Offside Front brake disc excessively pitted |3.5.1h| | 128 |
| Rear brake application uneven | 127 |
| Nearside Front coil spring fractured |2.4.C.1a| | 126 |
| Nearside Rear Stop lamp not working |1.2.1b| | 126 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 125 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 121 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 121 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 120 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 116 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 114 |
| Offside Rear Stop lamp not working |1.2.1b| | 113 |
| Emissions not tested |7.0| | 113 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 109 |
| Fuel system component leaking |7.2.3| | 109 |
| Rear Exhaust system not adequately supported |7.1.1| | 107 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 107 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 103 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 103 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 102 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 100 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 100 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 99 |
| Brake hose damaged | 97 |
| Windscreen has damage | 96 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 95 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 89 |
| Front brake application uneven | 89 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 88 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 86 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 86 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 84 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 81 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 79 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 76 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 74 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 73 |
| Rear brake binding | 73 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 72 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 72 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 71 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 69 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 69 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 66 |
| Exhaust system not adequately supported |7.1.1| | 66 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 63 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 63 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 62 |
| Nearside Headlamp not working on main beam |1.7.5a| | 61 |
| Offside Headlamp not working on main beam |1.7.5a| | 61 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 61 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 60 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 58 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 58 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 57 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 56 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 56 |
| Windscreen wiper blade insecure | 56 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 54 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 52 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 52 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 52 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 51 |
| Offside Front brake disc excessively scored |3.5.1h| | 49 |
| Rear Exhaust mounting missing |7.1.1b| | 48 |
| Nearside Front brake disc excessively scored |3.5.1h| | 48 |
| Front brake disc excessively pitted |3.5.1h| | 46 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 46 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 45 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 44 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 44 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 43 |
| Offside Steering rack gaiter split |2.2.D.2d| | 42 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 42 |
| Centre Exhaust system not adequately supported |7.1.1| | 40 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 39 |
| Nearside Rear Braking system leaking |3.6.A.1| | 39 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 39 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 38 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 37 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 36 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 36 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 34 |
| Headlamp switch faulty |1.7.1| | 34 |
| Power steering inoperative |2.3.3a| | 34 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 34 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 33 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 33 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 33 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 33 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 33 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 32 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 31 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 31 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 31 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 30 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 30 |
| Windscreen wiper blade deteriorated |8.2.2| | 29 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 28 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 28 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 28 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 28 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 28 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 28 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 28 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 28 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 27 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 26 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 26 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 25 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 25 |
| Offside Rear Brake pipe inadequately supported |3.6.B.1| | 25 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 25 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 24 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 23 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 23 |
| Rear Rear fog lamp not working |1.3.2b| | 23 |
| Offside Ball joint has excessive play |2.2.B.1f| | 23 |
| Brake performance not tested |3.7.A.1| | 22 |
| Rear fog lamp tell tale not working |1.3.1b| | 22 |
| Offside Front Anti-roll bar attachment bracket/mounting fractured |2.4.G.1| | 22 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 22 |
| Front Fuel system component leaking |7.2.3| | 22 |
| Spare wheel carrier insecure |6.4.2| | 21 |
| Steering column universal joint has excessive play |2.1.5| | 21 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 21 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 20 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 20 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 20 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 20 |
| Rear Stop lamp not working |1.2.1b| | 20 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 20 |