| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 166 |
| Headlamp aim out of alignment | 149 |
| Registration plate lamp issues | 81 |
| Parking brake: efficiency below requirements |3.7.B.7| | 66 |
| Windscreen wiper does not clear the windscreen effectively | 59 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 58 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 43 |
| Anti-lock braking system warning lamp indicates an ABS fault | 35 |
| Rear parking brake recording little or no effort | 34 |
| Brake hose excessively deteriorated | 31 |
| Offside Front coil spring fractured |2.4.C.1a| | 23 |
| Offside Rear fog lamp not working |1.3.2b| | 22 |
| Registration plate issues | 20 |
| Nearside Stop lamp not working |1.2.1b| | 17 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Nearside Front coil spring fractured |2.4.C.1a| | 17 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Parking brake lever has no reserve travel |3.1.6b| | 17 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 15 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 13 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Rear fog lamp tell tale not working |1.3.1b| | 13 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 12 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 12 |
| Service brake: efficiency below requirements |3.7.B.7| | 11 |
| Brakes imbalanced across an axle | 11 |
| Offside Stop lamp not working |1.2.1b| | 11 |
| Rear Exhaust system not adequately supported |7.1.1| | 11 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Battery insecure |1.9.1| | 10 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 9 |
| Windscreen has damage | 9 |
| Rear brake application uneven | 9 |
| Emissions not tested |7.0| | 9 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Rear brake binding | 8 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Rear Exhaust mounting missing |7.1.1b| | 8 |
| Offside Front coil spring broken |2.4.C.1a| | 7 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Nearside Rear Stop lamp not working |1.2.1b| | 7 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Nearside Side repeater not working |1.4.A.2c| | 7 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 6 |
| Front Exhaust system not adequately supported |7.1.1| | 6 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 6 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 6 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 6 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 6 |
| Offside Side repeater not working |1.4.A.2c| | 5 |
| Exhaust system not adequately supported |7.1.1| | 5 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 5 |
| Offside Front coil spring incomplete |2.4.C.1a| | 5 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 5 |
| Rear fog lamp switch faulty |1.3.1a| | 5 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 5 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 5 |
| Offside Obligatory mirror insecure |8.1.1| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 5 |
| Front Exhaust mounting missing |7.1.1b| | 4 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 4 |
| Steering system excessively tight |2.2.D.1| | 4 |
| Fuel pipe leaking |7.2.3| | 4 |
| Centre Exhaust system not adequately supported |7.1.1| | 4 |
| Nearside Front coil spring broken |2.4.C.1a| | 4 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Nearside Front Side repeater not working |1.4.A.2c| | 4 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Front coil spring cracked |2.4.C.1a| | 4 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front coil spring cracked |2.4.C.1a| | 4 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 4 |
| Horn not working |1.6.2a| | 4 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 4 |
| Offside Front Direction indicator not working |1.4.A.2c| | 3 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Front Steering damper leaking oil |2.2.C.1f| | 3 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 3 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Centre Rear Fuel pipe leaking |7.2.3| | 3 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Rear Exhaust has a part missing |7.1.1a| | 3 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 3 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 3 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Centre Rear Statutory seat belt missing |5.1.1| | 3 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Fuel system component leaking |7.2.3| | 3 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Brake performance not tested |3.7.A.1| | 3 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Rear Seat belt retracting mechanism defective |5.2.5b| | 3 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 3 |