| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 860 |
| Headlamp aim out of alignment | 506 |
| Parking brake: efficiency below requirements |3.7.B.7| | 406 |
| Parking brake lever has no reserve travel |3.1.6b| | 396 |
| Registration plate lamp issues | 345 |
| Brake pipe excessively corroded | 188 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 173 |
| Rear parking brake recording little or no effort | 158 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 153 |
| Offside Stop lamp not working |1.2.1b| | 139 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 137 |
| Nearside Stop lamp not working |1.2.1b| | 136 |
| Nearside Front coil spring broken |2.4.C.1a| | 119 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 111 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 102 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 102 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 95 |
| Offside Front coil spring broken |2.4.C.1a| | 89 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 82 |
| Registration plate issues | 79 |
| Brakes imbalanced across an axle | 78 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 74 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 74 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 70 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 69 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 68 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 67 |
| Offside Rear Stop lamp not working |1.2.1b| | 66 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 66 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 65 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 61 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 59 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 57 |
| Nearside Rear Stop lamp not working |1.2.1b| | 54 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 50 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 50 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 49 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 48 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 47 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 46 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 45 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 44 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 42 |
| Rear brake binding | 39 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 38 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 37 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 36 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 36 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 35 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 34 |
| Front brake disc in such a condition that it is seriously weakened | 34 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 34 |
| Anti-lock braking system warning lamp indicates an ABS fault | 34 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 32 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 31 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 30 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 29 |
| Offside Front Position lamp not working |4.2.1 |a|| | 28 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 28 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 27 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 26 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 26 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 25 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 25 |
| Rear brake disc in such a condition that it is seriously weakened | 25 |
| Windscreen washer not working | 25 |
| Front brake excessively fluctuating | 24 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 23 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 22 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 22 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 21 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 20 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 20 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Nearside Headlamp not working on main beam |1.7.5a| | 19 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 19 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 19 |
| Front brake application uneven | 19 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 18 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 18 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 18 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 17 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 17 |
| Windscreen wiper blade insecure | 17 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 16 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 16 |
| Rear Mechanical brake component has restricted free movement | 15 |
| Offside Headlamp not working on main beam |1.7.5a| | 15 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 15 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 15 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 14 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 14 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 14 |