| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 198 |
| Headlamp aim out of alignment | 148 |
| Windscreen wiper does not clear the windscreen effectively | 145 |
| Offside Rear fog lamp not working |1.3.2b| | 111 |
| Registration plate lamp issues | 83 |
| Rear fog lamp not working |1.3.2b| | 67 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 63 |
| Parking brake: efficiency below requirements |3.7.B.7| | 59 |
| Rear parking brake recording little or no effort | 59 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 56 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 53 |
| Registration plate issues | 50 |
| Offside Stop lamp not working |1.2.1b| | 44 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 44 |
| Nearside Stop lamp not working |1.2.1b| | 41 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 37 |
| Emissions not tested |7.0| | 37 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 32 |
| Service brake: efficiency below requirements |3.7.B.7| | 31 |
| Rear fog lamp tell tale not working |1.3.1b| | 29 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 28 |
| Offside Rear fog lamp missing |1.3.2a| | 27 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 26 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 26 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 26 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 26 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 25 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 23 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 23 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 21 |
| Offside Rear fog lamp insecure |1.3.2a| | 20 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 19 |
| Brakes imbalanced across an axle | 18 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Rear Rear fog lamp not working |1.3.2b| | 18 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 17 |
| Horn not working |1.6.2a| | 17 |
| Nearside Rear Stop lamp not working |1.2.1b| | 16 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 16 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 16 |
| Rear brake binding | 15 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 14 |
| Offside Rear Stop lamp not working |1.2.1b| | 14 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 14 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 13 |
| Rear fog lamp switch missing |1.3.1a| | 13 |
| Brake hose excessively deteriorated | 13 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 12 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 12 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 12 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 12 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 12 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 12 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 11 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 11 |
| Power steering component|s| leaking |2.3.3b| | 10 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 10 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Battery insecure |1.9.1| | 10 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 10 |
| Parking brake lever has no reserve travel |3.1.6b| | 10 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 10 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 10 |
| Service brake: efficiency below requirements |3.7.C.1a| | 10 |
| Rear fog lamp insecure |1.3.2a| | 9 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 9 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 9 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Windscreen has damage | 8 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 7 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Brake pedal spongy |3.3.B.1b| | 7 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Offside Front Direction indicator not working |1.4.A.2c| | 7 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 7 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 7 |
| Exhaust system not adequately supported |7.1.1| | 7 |
| Rear Fuel pipe leaking |7.2.3| | 7 |
| Fuel tank leaking |7.2.3| | 7 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 6 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 6 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 6 |
| Nearside Side repeater not working |1.4.A.2c| | 6 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 6 |
| Brake performance not tested |3.7.A.1| | 6 |
| Nearside front brake binding |3.7.B.1| | 5 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 5 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 5 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 5 |
| Trailer electrical socket insecure |1.9.3a| | 5 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 5 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 5 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Offside Rear fog lamp excessively damaged so that it is not visible from a reasonable distance |1.3.2d| | 5 |
| Centre Stop lamp not working |1.2.1b| | 5 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Rear Rear fog lamp insecure |1.3.2a| | 4 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 4 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 4 |
| Nearside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 4 |
| Offside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 4 |
| Brake servo leaking |3.6.C.1c| | 4 |
| Rear fog lamp missing |1.3.2a| | 4 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Offside Rear coil spring broken |2.4.C.1a| | 4 |
| Mechanical brake component has restricted free movement | 4 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 4 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Front brake application uneven | 4 |
| Rear brake application uneven | 4 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Windscreen wiper blade insecure | 4 |
| Nearside Headlamp not working on main beam |1.7.5a| | 4 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |