| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1435 |
| Windscreen wiper does not clear the windscreen effectively | 1336 |
| Headlamp aim out of alignment | 1071 |
| Rear brake binding | 444 |
| Parking brake: efficiency below requirements |3.7.B.7| | 345 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 341 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 328 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 311 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 307 |
| Brakes imbalanced across an axle | 307 |
| Anti-lock braking system warning lamp indicates an ABS fault | 284 |
| Front brake disc in such a condition that it is seriously weakened | 270 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 268 |
| Offside Stop lamp not working |1.2.1b| | 237 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 236 |
| Rear parking brake recording little or no effort | 231 |
| Registration plate issues | 199 |
| Nearside Stop lamp not working |1.2.1b| | 189 |
| Parking brake lever has no reserve travel |3.1.6b| | 178 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 176 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 173 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 162 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 160 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 153 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 152 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 142 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 141 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 137 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 133 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 128 |
| Horn not working |1.6.2a| | 128 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 123 |
| Offside Rear coil spring broken |2.4.C.1a| | 108 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 106 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 102 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 101 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 100 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 97 |
| Nearside Rear coil spring broken |2.4.C.1a| | 96 |
| Offside Rear Stop lamp not working |1.2.1b| | 96 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 93 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 91 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 90 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 89 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 87 |
| Windscreen has damage | 83 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 74 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 74 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 73 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 71 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 68 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 66 |
| Front brake application uneven | 65 |
| Rear Exhaust system not adequately supported |7.1.1| | 62 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 61 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 60 |
| Windscreen wiper blade insecure | 60 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 59 |
| Rear Mechanical brake component has restricted free movement | 59 |
| 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| | 55 |
| Windscreen washer not working | 51 |
| 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| | 51 |
| Nearside Rear Stop lamp not working |1.2.1b| | 50 |
| Battery insecure |1.9.1| | 49 |
| 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| | 49 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 49 |
| Offside Headlamp insecure |1.7.3| | 45 |
| Front brake excessively fluctuating | 44 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 42 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 41 |
| Offside Front Position lamp not working |4.2.1 |a|| | 41 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 41 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 40 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 39 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 39 |
| Fuel system component leaking |7.2.3| | 39 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 39 |
| Offside front brake binding |3.7.B.1| | 39 |
| Nearside Side repeater not working |1.4.A.2c| | 38 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 38 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 38 |
| 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| | 38 |
| Offside Front coil spring broken |2.4.C.1a| | 38 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 37 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 37 |
| Rear brake application uneven | 36 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 35 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 35 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 34 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 34 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 34 |
| Offside Side repeater not working |1.4.A.2c| | 34 |
| Brake hose excessively deteriorated | 34 |
| Nearside Headlamp insecure |1.7.3| | 33 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 33 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 33 |
| Nearside Front coil spring broken |2.4.C.1a| | 32 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 32 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 32 |
| Emissions not tested |7.0| | 31 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 31 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 31 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Nearside front brake binding |3.7.B.1| | 30 |
| Offside Front Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 30 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 30 |
| Horn not working (7.7 (a) (ii)) | 29 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 29 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 29 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 28 |
| Fuel tank leaking |7.2.3| | 28 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 28 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 27 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 27 |
| Direction indicators incorrect colour |1.4.A.2f| | 27 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 27 |
| Nearside Headlamp not working on main beam |1.7.5a| | 27 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 25 |
| Front Direction indicators incorrect colour |1.4.A.2f| | 25 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 25 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 25 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 25 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 25 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 25 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 25 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 25 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 24 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 24 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 24 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 24 |
| Nearside Rear Shock absorbers has a serious fluid leak | 24 |
| Brake hose has insufficient room to move | 24 |