| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2414 |
| Registration plate lamp issues | 2225 |
| Windscreen wiper does not clear the windscreen effectively | 1911 |
| Headlamp aim out of alignment | 1863 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1195 |
| Brake hose excessively deteriorated | 1191 |
| Rear parking brake recording little or no effort | 1186 |
| Parking brake lever has no reserve travel |3.1.6b| | 800 |
| Nearside Stop lamp not working |1.2.1b| | 756 |
| Offside Stop lamp not working |1.2.1b| | 643 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 625 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 596 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 564 |
| Registration plate issues | 539 |
| Offside Rear fog lamp not working |1.3.2b| | 363 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 351 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 314 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 312 |
| Brakes imbalanced across an axle | 311 |
| Nearside Rear Stop lamp not working |1.2.1b| | 300 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 297 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 283 |
| Rear fog lamp not working |1.3.2b| | 251 |
| Steering rack insecure |2.2.B.1a| | 245 |
| Offside Rear Stop lamp not working |1.2.1b| | 237 |
| Rear brake binding | 203 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 195 |
| Anti-lock braking system warning lamp indicates an ABS fault | 193 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 181 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 180 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 166 |
| Service brake: efficiency below requirements |3.7.B.7| | 163 |
| Windscreen has damage | 156 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 148 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 140 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 128 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 128 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 123 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 120 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 118 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 112 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 111 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 110 |
| Rear Mechanical brake component has restricted free movement | 110 |
| Horn not working |1.6.2a| | 109 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 109 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 105 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 105 |
| Emissions not tested |7.0| | 102 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 94 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 93 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 89 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 85 |
| Rear fog lamp tell tale not working |1.3.1b| | 81 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 81 |
| Service brake: efficiency below requirements |3.7.C.1a| | 74 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 73 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 72 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 72 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 72 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 71 |
| Windscreen wiper blade insecure | 67 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 66 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 65 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 64 |
| Brake performance not tested |3.7.A.1| | 64 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 64 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 63 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 62 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 61 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 61 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 60 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 60 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 60 |
| Rear Rear fog lamp not working |1.3.2b| | 60 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 60 |
| Brake hose damaged | 60 |
| Front brake application uneven | 59 |
| Offside Rear Shock absorber detached |2.7.2b| | 58 |
| Offside Steering rack gaiter split |2.2.D.2d| | 57 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 57 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 57 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 56 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 55 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 53 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 50 |
| Mechanical brake component has restricted free movement | 50 |
| Battery insecure |1.9.1| | 50 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 49 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 47 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 47 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 47 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 47 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 46 |
| Offside Rear Brake linkage has restricted free movement |3.5.1k| | 46 |
| Rear brake application uneven | 46 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 45 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 45 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 44 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 43 |
| Rear brake disc in such a condition that it is seriously weakened | 43 |
| Brake load sensing valve linkage seized |3.6.E.3| | 43 |
| Fuel tank leaking |7.2.3| | 43 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 43 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 42 |
| Offside Rear Brake clevis joint has restricted free movement |3.5.1k| | 42 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 42 |
| Fuel system component leaking |7.2.3| | 42 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 42 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 42 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 41 |