| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 172 |
| Headlamp aim out of alignment | 168 |
| Brake pipe excessively corroded | 120 |
| Registration plate lamp issues | 75 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 33 |
| Registration plate issues | 26 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 23 |
| Parking brake: efficiency below requirements |3.7.B.7| | 20 |
| Front brake disc in such a condition that it is seriously weakened | 19 |
| Nearside Stop lamp not working |1.2.1b| | 19 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 18 |
| Brakes imbalanced across an axle | 13 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 12 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 12 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Horn not working |1.6.2a| | 11 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 10 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 10 |
| Offside Stop lamp not working |1.2.1b| | 10 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 9 |
| Front brake excessively fluctuating | 9 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 9 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 8 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 8 |
| Offside Front Position lamp not working |4.2.1 |a|| | 8 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 7 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 7 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Rear parking brake recording little or no effort | 7 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 6 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 6 |
| Horn not working (7.7 (a) (ii)) | 6 |
| Nearside Side repeater not working |1.4.A.2c| | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Windscreen washer not working | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Offside Headlamp not working on main beam |1.7.5a| | 5 |
| Nearside Rear Shock absorbers has a serious fluid leak | 4 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 4 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Offside Side repeater not working |1.4.A.2c| | 4 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 4 |
| Horn not working |7.7 |a| |ii|| | 4 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 4 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Rear brake binding | 3 |
| Nearside Front Valve stem seriously damaged |4.1.D.1e| | 3 |
| Offside Front Valve stem seriously damaged |4.1.D.1e| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Nearside Front Position lamp not working |4.2.1 |a| |ii|| | 3 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 3 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Front Side repeater not working |4.4.1 |a| |ii|| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |