| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 139 |
| Registration plate lamp issues | 81 |
| Windscreen wiper does not clear the windscreen effectively | 50 |
| Brakes imbalanced across an axle | 31 |
| Parking brake lever has no reserve travel |3.1.6b| | 31 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 26 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 24 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 21 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 20 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 20 |
| Offside Stop lamp not working |1.2.1b| | 20 |
| Parking brake: efficiency below requirements |3.7.B.7| | 20 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 16 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 16 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 15 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 15 |
| Rear brake disc in such a condition that it is seriously weakened | 15 |
| Registration plate issues | 14 |
| Nearside Stop lamp not working |1.2.1b| | 13 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 13 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 13 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 12 |
| Rear brake binding | 12 |
| Rear parking brake recording little or no effort | 11 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Battery insecure |1.9.1| | 11 |
| Nearside Rear Stop lamp not working |1.2.1b| | 10 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Windscreen washer not working | 10 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 9 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 9 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 8 |
| Front brake excessively fluctuating | 8 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 8 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 8 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 7 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 7 |
| Anti-lock braking system warning lamp indicates an ABS fault | 7 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 6 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 6 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 6 |
| Offside Front Position lamp not working |4.2.1 |a|| | 6 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 6 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 6 |
| Rear brake application uneven | 5 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Front brake application uneven | 5 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Nearside Front coil spring broken |2.4.C.1a| | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 5 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 5 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine |8.2.2.2 |b|| | 5 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 4 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 4 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Windscreen has damage | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 3 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 3 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 3 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 3 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 3 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 3 |
| 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| | 3 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 3 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 3 |
| Offside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 3 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Rear fog lamp emits a light other than red |1.3.2e| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Stop lamp not working all |1.2.1b| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 2 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Front Inner Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Offside Front Service brake excessively fluctuating |1.2.1 |e|| | 2 |
| Centre Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Nearside Rear Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Offside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 2 |
| Nearside Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Offside Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 2 |
| Nearside Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 2 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| 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| | 2 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Front coil spring broken |2.4.C.1a| | 2 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 2 |
| 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| | 2 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 2 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 2 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 2 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 2 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 2 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Emissions not tested |7.0| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 2 |