| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Registration plate lamp issues | 5 |
| Registration plate issues | 4 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits (7.3.D.3) | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive (7.3.D.3) | 3 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 2 |
| Offside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 2 |
| Rear fog lamp switch missing (1.3.1a) | 2 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive (7.3.D.3) | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Direction indicator not working |1.4.A.2c| | 1 |
| Offside Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Centre Rear Statutory seat belt missing |5.1.1| | 1 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 1 |
| Horn not working |1.6.2a| | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Rear passenger door cannot be opened from outside the vehicle (6.2.B.1c) | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Rear fog lamp missing (1.3.2a) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Offside Rear fog lamp missing (1.3.2a) | 1 |
| Offside Rear fog lamp switch missing (1.3.1a) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Brake pipe excessively corroded | 1 |
| Nearside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Offside Rear Passengers seat backrest cannot be secured in the upright position. Seat belt not checked (6.2.6 (a) (i)) | 1 |
| Emissions not tested Significantly in excess of specified limits, emissions test aborted (8.2.1.2 (d)) | 1 |