| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 204 |
| Headlamp aim out of alignment | 201 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 90 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 86 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 81 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 75 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 71 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 66 |
| Parking brake lever has no reserve travel |3.1.6b| | 61 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 59 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 59 |
| Parking brake: efficiency below requirements |3.7.B.7| | 56 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 54 |
| Registration plate issues | 50 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 38 |
| Nearside Headlamp not working on main beam |1.7.5a| | 35 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 33 |
| Offside Rear Shock absorbers has a serious fluid leak | 31 |
| Nearside Rear Shock absorbers has a serious fluid leak | 31 |
| Rear brake disc in such a condition that it is seriously weakened | 28 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 26 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 26 |
| Offside Front Position lamp not working |4.2.1 |a|| | 26 |
| Anti-lock braking system warning lamp indicates an ABS fault | 25 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 25 |
| Registration plate lamp issues | 25 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 24 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 22 |
| Offside Stop lamp not working |1.2.1b| | 22 |
| Rear parking brake recording little or no effort | 22 |
| Nearside Stop lamp not working |1.2.1b| | 21 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 21 |
| Brakes imbalanced across an axle | 19 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 19 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 18 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 18 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 17 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 17 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 15 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 13 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 12 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 12 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 11 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 11 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Rear fog lamp not working |1.3.2b| | 10 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 10 |
| Fuel system component leaking |7.2.3| | 10 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 10 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 9 |
| Offside Headlamp not working on main beam |1.7.5a| | 9 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 9 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Offside Rear fog lamp not working |1.3.2b| | 8 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 8 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 8 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 8 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Main beam `tell-tale` not working |1.7.4c| | 7 |
| Windscreen washer not working | 7 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 7 |
| Brake hose excessively deteriorated | 7 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Main beam tell-tale not working (4.9.1 (a) (ii)) | 7 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 7 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 6 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 6 |
| Brake fluid contaminated (1.8 (a)) | 6 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Windscreen has damage | 6 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 6 |
| Front brake disc in such a condition that it is seriously weakened | 6 |