| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1366 |
| Registration plate lamp issues | 699 |
| Brakes imbalanced across an axle | 504 |
| Windscreen wiper does not clear the windscreen effectively | 361 |
| Parking brake: efficiency below requirements |3.7.B.7| | 327 |
| Brake hose excessively deteriorated | 315 |
| Nearside Stop lamp not working |1.2.1b| | 280 |
| Rear brake binding | 277 |
| Registration plate issues | 262 |
| Rear parking brake recording little or no effort | 247 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 238 |
| Offside Stop lamp not working |1.2.1b| | 236 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 224 |
| Anti-lock braking system warning lamp indicates an ABS fault | 161 |
| Front brake disc in such a condition that it is seriously weakened | 159 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 146 |
| Parking brake lever has no reserve travel |3.1.6b| | 144 |
| Nearside Rear coil spring broken |2.4.C.1a| | 142 |
| Offside Rear coil spring broken |2.4.C.1a| | 138 |
| Brake pipe excessively corroded | 125 |
| Offside Rear Stop lamp not working |1.2.1b| | 120 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 112 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 108 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 103 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 102 |
| Windscreen has damage | 100 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 100 |
| Offside Front coil spring broken |2.4.C.1a| | 99 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 92 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 87 |
| Rear brake application uneven | 87 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 86 |
| Nearside Rear Stop lamp not working |1.2.1b| | 85 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 84 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 84 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 81 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 78 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 63 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 56 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 56 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 55 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 53 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 51 |
| Nearside Front coil spring broken |2.4.C.1a| | 51 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 50 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 50 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 49 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 49 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 48 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 47 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 47 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 47 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 46 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 45 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 42 |
| Rear Mechanical brake component has restricted free movement | 41 |
| Windscreen washer not working | 41 |
| Front brake excessively fluctuating | 40 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 39 |
| Offside Front coil spring incomplete |2.4.C.1a| | 39 |
| Offside Front Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 38 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 37 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 37 |
| Nearside Front Shock absorbers has a serious fluid leak | 37 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 37 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 37 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 37 |
| 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| | 36 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 36 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 36 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 35 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 34 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 34 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 33 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 32 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 32 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 31 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 31 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 30 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 30 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 30 |
| Offside Front brake disc excessively pitted |3.5.1h| | 29 |
| 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| | 29 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 29 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 29 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 28 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 28 |
| 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| | 28 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 27 |
| Nearside Inner Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 27 |
| Front brake application uneven | 27 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 26 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 26 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 26 |
| Offside Front Shock absorbers has a serious fluid leak | 25 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 25 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 25 |
| Brake hose damaged | 25 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 25 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 24 |
| 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| | 24 |
| Offside Inner Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 24 |
| Nearside Rear Shock absorbers has a serious fluid leak | 24 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 24 |
| Offside Front coil spring fractured |2.4.C.1a| | 24 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 23 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 23 |
| Stop lamp not working |1.2.1b| | 23 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 22 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 22 |