| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2129 |
| Registration plate lamp issues | 1795 |
| Headlamp aim out of alignment | 1642 |
| Windscreen wiper does not clear the windscreen effectively | 1624 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1003 |
| Rear parking brake recording little or no effort | 988 |
| Brake hose excessively deteriorated | 608 |
| Parking brake lever has no reserve travel |3.1.6b| | 574 |
| Nearside Stop lamp not working |1.2.1b| | 529 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 506 |
| Offside Stop lamp not working |1.2.1b| | 490 |
| Registration plate issues | 466 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 424 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 405 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 348 |
| Offside Rear fog lamp not working |1.3.2b| | 328 |
| Brakes imbalanced across an axle | 248 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 228 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 219 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 210 |
| Nearside Rear Stop lamp not working |1.2.1b| | 201 |
| Rear brake binding | 199 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 198 |
| Anti-lock braking system warning lamp indicates an ABS fault | 185 |
| Offside Rear Stop lamp not working |1.2.1b| | 181 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 180 |
| Rear fog lamp not working |1.3.2b| | 178 |
| Steering rack insecure |2.2.B.1a| | 166 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 158 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 143 |
| Windscreen has damage | 139 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 128 |
| Service brake: efficiency below requirements |3.7.B.7| | 125 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 122 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 116 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 115 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 105 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 103 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 102 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 99 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 97 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 96 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 93 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 89 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 88 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 88 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 83 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 82 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 80 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 77 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 77 |
| Rear Mechanical brake component has restricted free movement | 74 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 72 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 71 |
| Horn not working |1.6.2a| | 71 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 71 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 69 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 68 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 67 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 67 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 65 |
| Rear Rear fog lamp not working |1.3.2b| | 61 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 60 |
| Rear brake disc in such a condition that it is seriously weakened | 58 |
| Windscreen wiper blade insecure | 58 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 56 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 54 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 54 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 54 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 54 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 53 |
| Emissions not tested |7.0| | 52 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 51 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 51 |
| Rear fog lamp tell tale not working |1.3.1b| | 50 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 50 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 50 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 50 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 49 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 49 |
| Offside Rear Brake lever has restricted free movement |3.5.1k| | 47 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 47 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 47 |
| Service brake: efficiency below requirements |3.7.C.1a| | 47 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 47 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 46 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 46 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 45 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 45 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 43 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 43 |
| Offside Rear Brake linkage has restricted free movement |3.5.1k| | 43 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 42 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 41 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 40 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 40 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 40 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 38 |
| Rear brake application uneven | 38 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 38 |
| Stop lamp not working |1.2.1b| | 38 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 38 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 38 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 38 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 38 |
| Offside Steering rack gaiter split |2.2.D.2d| | 37 |
| Windscreen washer not working | 37 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 36 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 36 |