| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 455 |
| Windscreen wiper does not clear the windscreen effectively | 327 |
| Registration plate lamp issues | 308 |
| Parking brake: efficiency below requirements |3.7.B.7| | 295 |
| Brake pipe excessively corroded | 253 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 243 |
| Offside Steering rack gaiter split |2.2.D.2d| | 243 |
| Horn not working |1.6.2a| | 238 |
| Rear parking brake recording little or no effort | 210 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 191 |
| Parking brake lever has no reserve travel |3.1.6b| | 161 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 147 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 133 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 131 |
| Offside Stop lamp not working |1.2.1b| | 118 |
| Nearside Stop lamp not working |1.2.1b| | 116 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 92 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 86 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 86 |
| Brakes imbalanced across an axle | 79 |
| Registration plate issues | 75 |
| Service brake: efficiency below requirements |3.7.B.7| | 75 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 74 |
| Offside Rear fog lamp not working |1.3.2b| | 71 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 68 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 65 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 50 |
| Emissions not tested |7.0| | 48 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 46 |
| Nearside Rear Stop lamp not working |1.2.1b| | 42 |
| Offside Rear Stop lamp not working |1.2.1b| | 38 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 35 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 32 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 32 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 32 |
| Nearside Steering rack insecure |2.2.B.1a| | 31 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 28 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 28 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 28 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 28 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 27 |
| Rear brake binding | 26 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Steering rack insecure |2.2.B.1a| | 25 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 24 |
| Rear brake disc in such a condition that it is seriously weakened | 22 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 22 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 22 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 21 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 21 |
| Steering rack gaiter split |2.2.D.2d| | 20 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 20 |
| Rear brake application uneven | 20 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 19 |
| Nearside Steering component mounting prescribed area is fractured |2.2.C.1h| | 19 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 18 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 18 |
| Rear fog lamp not working |1.3.2b| | 18 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 17 |
| Windscreen has damage | 17 |
| Stop lamp not working |1.2.1b| | 16 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 16 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 16 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 16 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 16 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 16 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 16 |
| Offside Obligatory mirror insecure |8.1.1| | 15 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 15 |
| Front brake application uneven | 15 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 15 |
| Battery insecure |1.9.1| | 15 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 14 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 14 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Nearside front brake binding |3.7.B.1| | 13 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 13 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Offside front brake binding |3.7.B.1| | 11 |
| Nearside Front Steering component mounting prescribed area is fractured |2.2.C.1h| | 11 |
| Nearside Rear Seat belt retracting mechanism defective |5.2.5b| | 11 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 11 |
| Exhaust system not adequately supported |7.1.1| | 11 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 11 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 10 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 10 |
| Rear Stop lamp not working |1.2.1b| | 10 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 10 |
| Centre Exhaust system not adequately supported |7.1.1| | 10 |
| Rear Exhaust system not adequately supported |7.1.1| | 10 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Nearside Front Steering rack insecure |2.2.B.1a| | 10 |
| Rear fog lamp switch faulty |1.3.1a| | 9 |
| Windscreen wiper blade insecure | 9 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 9 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 9 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 9 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 8 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 8 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Nearside Rear Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Offside Rear Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 8 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 8 |
| Hazard warning switch faulty |1.4.B.1d| | 8 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 8 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 8 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 8 |