| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 127 |
| Registration plate lamp issues | 115 |
| Brake pipe excessively corroded | 101 |
| Registration plate issues | 79 |
| Brake hose excessively deteriorated | 64 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 41 |
| Windscreen wiper does not clear the windscreen effectively | 35 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 24 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 23 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 23 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 17 |
| Brake hose damaged | 15 |
| Offside Rear Shock absorbers has a serious fluid leak | 15 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 15 |
| Nearside Stop lamp not working |1.2.1b| | 14 |
| Nearside Rear Shock absorbers has a serious fluid leak | 13 |
| Rear parking brake recording little or no effort | 10 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 10 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 10 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Anti-lock braking system warning lamp indicates an ABS fault | 8 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Offside Stop lamp not working |1.2.1b| | 8 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Windscreen has damage | 7 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 7 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 7 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 6 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 5 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Oil leaking excessively from engine |8.4.1 |a| |i|| | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 4 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 4 |
| Nearside Side repeater not working |1.4.A.2c| | 4 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 4 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users (8.2.2.2 (c)) | 4 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 4 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 4 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 4 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Offside Front Position lamp not working |4.2.1 |a|| | 3 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Offside Side repeater not working |1.4.A.2c| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |