| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 185 |
| Headlamp aim out of alignment | 94 |
| Registration plate lamp issues | 49 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 42 |
| Windscreen washer not working | 29 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 26 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 26 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 25 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 21 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 16 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 14 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 14 |
| Anti-lock braking system warning lamp indicates an ABS fault | 14 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 13 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 9 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Brakes imbalanced across an axle | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 7 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Registration plate issues | 6 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 5 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 5 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 5 |
| Central Stop lamp|s| not working |4.3.1 |a| |ii|| | 5 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Nearside Obligatory mirror insecure (3.3 (b) (ii)) | 4 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 4 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Central Stop lamp not working |1.2.1b| | 4 |
| Central Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 4 |
| Reversing lamp inoperative (4.6.1 (a)) | 4 |
| Windscreen wiper blade insecure | 4 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Front Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 3 |
| Offside Rear Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Nearside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 3 |
| Central Rear Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Rear Position lamp lens seriously defective (4.2.1 (b)) | 3 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 3 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 2 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Nearside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 2 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 2 |
| Nearside Rear Rear reflector defective or damaged by more than 50% of the reflecting surface (4.8.1 (a) (ii)) | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 2 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 2 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 2 |
| Nearside Rear Stop lamp(s) lens defective such that the emitted light is adversely affected (4.3.1 (b) (ii)) | 2 |
| Offside Rear Stop lamp(s) lens defective such that the emitted light is adversely affected (4.3.1 (b) (ii)) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Position lamp not working |4.2.1 |a|| | 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 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Rear Direction indicator 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 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Rear Anti-roll bar linkage ball joint excessively worn both sides (5.3.4 (a) (i)) | 2 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 2 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Offside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Offside Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 2 |
| Nearside Rear Service brake grabbing severely (1.2.1 (c)) | 2 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |