| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 78 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 25 |
| Windscreen wiper does not clear the windscreen effectively | 19 |
| Brakes imbalanced across an axle | 17 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 16 |
| Horn not working |1.6.2a| | 15 |
| Rear fog lamp not working |1.3.2b| | 14 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 11 |
| Registration plate lamp issues | 10 |
| Offside Rear fog lamp not working |1.3.2b| | 10 |
| Rear brake binding | 10 |
| Registration plate issues | 9 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 9 |
| Parking brake lever has no reserve travel |3.1.6b| | 7 |
| Nearside Stop lamp not working |1.2.1b| | 7 |
| Offside Stop lamp not working |1.2.1b| | 7 |
| Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 7 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 6 |
| Centre Steering rack gaiter split |2.2.D.2d| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Windscreen washer not working | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Rear brake application uneven | 5 |
| Front Steering rack gaiter split |2.2.D.2d| | 5 |
| Stop lamp not working |1.2.1b| | 5 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 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 Stop lamp not working |1.2.1b| | 4 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Nearside Side repeater not working |1.4.A.2c| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| All position lamps not working |1.1.A.3b| | 3 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Emissions not tested |7.0| | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Hazard warning lamps inoperative |1.4.B.1b| | 2 |
| Brake hose damaged | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Direction indicators not working |1.4.A.2c| | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Indicator switch faulty |1.4.A.1| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Direction indicators not working |1.4.A.2c| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 2 |
| Lower Steering column universal joint insecure |2.1.5| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 2 |
| Brake pedal anti-slip provision loose |3.3.A.1b| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Offside Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 2 |
| Upper Steering column universal joint insecure |2.1.5| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 2 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |