| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 806 |
| Rear parking brake recording little or no effort | 727 |
| Brake pipe excessively corroded | 484 |
| Windscreen wiper does not clear the windscreen effectively | 301 |
| Headlamp aim out of alignment | 253 |
| Registration plate lamp issues | 212 |
| Parking brake lever has no reserve travel |3.1.6b| | 119 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 109 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 106 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 103 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 100 |
| Brakes imbalanced across an axle | 94 |
| Service brake: efficiency below requirements |3.7.B.7| | 82 |
| Registration plate issues | 82 |
| Anti-lock braking system warning lamp indicates an ABS fault | 66 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 64 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 53 |
| Rear brake disc in such a condition that it is seriously weakened | 51 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 45 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 45 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 43 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 43 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 38 |
| Front brake disc in such a condition that it is seriously weakened | 37 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 36 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 34 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 34 |
| Rear brake binding | 34 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 33 |
| Rear brake application uneven | 32 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 30 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 27 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 26 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 24 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 24 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 23 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 22 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 21 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 21 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 18 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 17 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 17 |
| Offside Rear fog lamp not working |1.3.2b| | 17 |
| Front brake application uneven | 16 |
| Front Exhaust system not adequately supported |7.1.1| | 16 |
| Brake pedal spongy |3.3.B.1b| | 16 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 16 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 14 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 14 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 14 |
| Power steering component|s| leaking |2.3.3b| | 12 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 12 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 12 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 11 |
| Windscreen has damage | 11 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 11 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Rear brake disc excessively pitted |3.5.1h| | 11 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 10 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 10 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 9 |
| Rear fog lamp tell tale not working |1.3.1b| | 9 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Front brake excessively fluctuating | 9 |
| Emissions not tested |7.0| | 8 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 8 |
| Direction indicator incorrect colour |1.4.A.2f| | 8 |
| Nearside Stop lamp not working |1.2.1b| | 8 |
| Nearside Front Macpherson strut upper support bearing is rough in operation |2.5.B.1b| | 8 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 8 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 7 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 7 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 7 |
| Windscreen wiper blade insecure | 7 |
| Offside Stop lamp not working |1.2.1b| | 7 |
| Offside Front Macpherson strut upper support bearing is rough in operation |2.5.B.1b| | 7 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 7 |
| Nearside front brake juddering severely |3.7.A.2b| | 7 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 7 |
| Front position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Front brake disc excessively pitted |3.5.1h| | 7 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 6 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 6 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 6 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| brake disc excessively pitted |3.5.1h| | 6 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 6 |
| Battery insecure |1.9.1| | 6 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 6 |
| Front brake disc excessively pitted |3.5.1h| | 6 |
| Stop lamp not working |1.2.1b| | 6 |
| Parking brake: efficiency below requirements |3.7.D.4| | 6 |
| Offside Rear brake disc excessively scored |3.5.1h| | 6 |
| Exhaust system not adequately supported |7.1.1| | 6 |