| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 195 |
| Windscreen wiper does not clear the windscreen effectively | 171 |
| Registration plate lamp issues | 69 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 38 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 22 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 15 |
| Windscreen washer not working | 14 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 10 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 9 |
| Registration plate issues | 9 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Nearside Front Shock absorbers has a serious fluid leak | 9 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 8 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 8 |
| All outline marker lamps not working (4.2.1 (a) (ii)) | 8 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Offside Front Shock absorbers has a serious fluid leak | 7 |
| Brakes imbalanced across an axle | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 7 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 5 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 5 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Rear Outline marker lamp not working |4.2.1 |a|| | 4 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 4 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Nearside Rear Shock absorbers has a serious fluid leak | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Brake pipe excessively corroded | 3 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Nearside Reversing lamp inoperative (4.6.1 (a)) | 3 |
| Horn not working (7.7 (a)) | 3 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |