| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1695 |
| Brake pipe excessively corroded | 1416 |
| Headlamp aim out of alignment | 1230 |
| Parking brake: efficiency below requirements |3.7.B.7| | 930 |
| Windscreen wiper does not clear the windscreen effectively | 554 |
| Parking brake lever has no reserve travel |3.1.6b| | 522 |
| Rear parking brake recording little or no effort | 395 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 365 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 345 |
| Anti-lock braking system warning lamp indicates an ABS fault | 338 |
| Registration plate issues | 252 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 221 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 184 |
| Front brake disc in such a condition that it is seriously weakened | 177 |
| Brakes imbalanced across an axle | 159 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 158 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 157 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 136 |
| Offside Stop lamp not working |1.2.1b| | 132 |
| Nearside Stop lamp not working |1.2.1b| | 127 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 124 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 114 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 108 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 98 |
| Rear brake binding | 98 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 90 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 89 |
| Offside Front brake disc excessively pitted |3.5.1h| | 89 |
| Rear brake disc in such a condition that it is seriously weakened | 88 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 86 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 84 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 84 |
| Rear Exhaust system not adequately supported |7.1.1| | 82 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 81 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 79 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 75 |
| Brake hose excessively deteriorated | 75 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 72 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 68 |
| Offside Rear coil spring fractured |2.4.C.1a| | 67 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 66 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 64 |
| Exhaust system not adequately supported |7.1.1| | 59 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 58 |
| Emissions not tested |7.0| | 56 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 54 |
| Front brake application uneven | 53 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 53 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 52 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 52 |
| Offside Rear coil spring broken |2.4.C.1a| | 52 |
| Offside Rear Stop lamp not working |1.2.1b| | 50 |
| Windscreen has damage | 49 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 48 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 45 |
| Nearside Rear Stop lamp not working |1.2.1b| | 45 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 44 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 44 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 44 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 42 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 42 |
| Front brake disc excessively pitted |3.5.1h| | 40 |
| Offside Front Direction indicator not working |1.4.A.2c| | 40 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 40 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 40 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 40 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 39 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 38 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 36 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 36 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 36 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 36 |
| Driver`s seat insecure |6.2.A.1| | 35 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 35 |
| Horn not working |1.6.2a| | 35 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 34 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 33 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 33 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 33 |
| Steering column will not lock in a fixed position |adjustable type| |2.1.2a| | 32 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 31 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 30 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 30 |
| Offside Rear fog lamp not working |1.3.2b| | 29 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 29 |
| Nearside Rear coil spring broken |2.4.C.1a| | 29 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 28 |
| Rear brake application uneven | 27 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 27 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 26 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 25 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 25 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 24 |
| Battery insecure |1.9.1| | 24 |
| Bonnet cannot be secured in the closed position |8.4.1| | 24 |
| Nearside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 24 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 23 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 23 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 23 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 23 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 23 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 22 |
| Nearside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 22 |
| Service brake: efficiency below requirements |3.7.B.7| | 22 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 22 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 22 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 22 |
| Rear brake disc excessively pitted |3.5.1h| | 21 |
| Offside Rear Wheel bolt|s| missing |4.2.A.1e| | 21 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 21 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 21 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 20 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 20 |
| Windscreen wiper blade insecure | 20 |