| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 269 |
| Windscreen wiper does not clear the windscreen effectively | 135 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 36 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 33 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 23 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 18 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 15 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 14 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 13 |
| Windscreen washer not working | 11 |
| Registration plate lamp issues | 10 |
| Offside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 10 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 9 |
| Parking brake: efficiency below requirements |3.7.B.7| | 8 |
| Anti-lock braking system warning lamp indicates an ABS fault | 8 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 8 |
| Brake pipe excessively corroded | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 6 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 5 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Brakes imbalanced across an axle | 5 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Rear Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Rear Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 4 |
| Registration plate issues | 4 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Nearside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Shock absorbers has a serious fluid leak | 4 |
| Offside Front Upper Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 4 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 4 |
| Offside Rear Upper Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Upper Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Nearside Rear Upper Outline marker lamp not working |4.2.1 |a|| | 3 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Nearside Outline marker lamp not working middle (4.2.1 (a) (ii)) | 3 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Drivers airbag obviously inoperative (7.1.5 (c)) | 3 |