| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 593 |
| Brake pipe excessively corroded | 330 |
| Service brake: efficiency below requirements |3.7.B.7| | 238 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 162 |
| Registration plate lamp issues | 157 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 143 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 142 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 136 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 134 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 133 |
| Nearside Side repeater not working |1.4.A.2c| | 127 |
| Offside Side repeater not working |1.4.A.2c| | 107 |
| Windscreen wiper does not clear the windscreen effectively | 103 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 101 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 91 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 84 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 84 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 82 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 80 |
| Nearside Front Shock absorbers has a serious fluid leak | 74 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 71 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 60 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 58 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 57 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 53 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 51 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 51 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 50 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 49 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 49 |
| Registration plate issues | 49 |
| Windscreen washer not working | 46 |
| Rear brake disc in such a condition that it is seriously weakened | 44 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 42 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 41 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 40 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 39 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 37 |
| Brakes imbalanced across an axle | 37 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 37 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 36 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 35 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 34 |
| Parking brake: efficiency below requirements |3.7.B.7| | 34 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 33 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 32 |
| Offside Front Shock absorbers has a serious fluid leak | 32 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 32 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 31 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 29 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 28 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 27 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 27 |
| Parking brake lever has no reserve travel |3.1.6b| | 26 |
| Offside Rear coil spring broken |2.4.C.1a| | 26 |
| Nearside Rear coil spring broken |2.4.C.1a| | 26 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 25 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 25 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 25 |
| Nearside Front Side repeater not working |1.4.A.2c| | 24 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Front brake disc in such a condition that it is seriously weakened | 22 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 22 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 22 |
| Offside Front Side repeater not working |1.4.A.2c| | 22 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 21 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 20 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 20 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 20 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 19 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 18 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 18 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 17 |
| Nearside Front Side repeater not working |4.4.1 |a| |ii|| | 17 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 16 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 16 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 15 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 15 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 15 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 15 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 15 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 14 |