| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1681 |
| Brake pipe excessively corroded | 1288 |
| Registration plate lamp issues | 400 |
| Windscreen wiper does not clear the windscreen effectively | 395 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 299 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 286 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 272 |
| Nearside Front Shock absorbers has a serious fluid leak | 269 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 254 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 249 |
| Windscreen washer not working | 199 |
| Brakes imbalanced across an axle | 198 |
| Offside Front Shock absorbers has a serious fluid leak | 195 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 162 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 144 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 141 |
| Registration plate issues | 124 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 124 |
| Horn not working (7.7 (a)) | 123 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 121 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 118 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 116 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 116 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 115 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 112 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 108 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 108 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 106 |
| Rear brake disc in such a condition that it is seriously weakened | 106 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 99 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 98 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 98 |
| Offside Rear coil spring broken |2.4.C.1a| | 96 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 95 |
| Parking brake: efficiency below requirements |3.7.B.7| | 91 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 90 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 87 |
| Horn not working (7.7 (a) (ii)) | 84 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 83 |
| Nearside Side repeater not working |1.4.A.2c| | 79 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 78 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 77 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 76 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 71 |
| Nearside Rear coil spring broken |2.4.C.1a| | 70 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 70 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 68 |
| Offside Side repeater not working |1.4.A.2c| | 66 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 62 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 60 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 57 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 56 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 55 |
| Parking brake lever has no reserve travel |3.1.6b| | 53 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 53 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 53 |
| Front brake disc in such a condition that it is seriously weakened | 52 |
| Brake hose excessively deteriorated | 52 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 51 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 50 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 50 |
| Horn not working |1.6.2a| | 49 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 48 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 47 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 47 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 47 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 45 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 45 |
| Horn not working |7.7 |a| |ii|| | 43 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 42 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 40 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 39 |
| Anti-lock braking system warning lamp indicates an ABS fault | 38 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 37 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 36 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 36 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 36 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 36 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 36 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 34 |
| Rear parking brake recording little or no effort | 34 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 34 |
| Windscreen has damage | 33 |
| Nearside Headlamp insecure (4.1.1 (c)) | 33 |
| Rear brake binding | 32 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 30 |
| Offside Headlamp insecure (4.1.1 (c)) | 30 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 29 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 28 |