| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 11 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Registration plate lamp issues | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 2 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Windscreen washer not working | 2 |
| Headlamp light source and lamp not compatible both |4.1.4 |c|| | 1 |
| Nearside Front Headlamp light source and lamp not compatible Aftermarket Hid fitted (4.1.4 (c)) | 1 |
| Offside Front Headlamp light source and lamp not compatible After market Hid fitted (4.1.4 (c)) | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Front Headlamps matched pair are incorrectly positioned |1.7.3| | 1 |
| Rear fog lamp insecure |1.3.2a| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` Hanging object, unable to remove |8.3.1e| | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Lower Suspension arm ball joint likely to become detached n/s/f lower ball joint - both bolts are loose - dangerous to drive (5.3.4 (a) (ii)) | 1 |
| Brake performance not tested brake test not carried out due to insecure lower ball joint n/s/f (1.2.1 (g)) | 1 |
| Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Rear brake disc excessively scored |3.5.1h| | 1 |
| Nearside Upper Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Rear fog lamp missing |1.3.2a| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Emissions not tested |7.0| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Rear fog lamp insecure |1.3.2a| | 1 |
| Nearside Rear Shock absorbers has a serious fluid leak | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Rear fog lamp does not emit a steady red light |4.5.4 |a|| | 1 |
| Nearside Front Brake pipe leaking |3.6.A.1| | 1 |
| Battery insecure |1.9.1| | 1 |
| Nearside Front Headlamp lens seriously defective (4.1.1 (b) (ii)) | 1 |
| Offside Front Headlamp lens seriously defective (4.1.1 (b) (ii)) | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Brakes imbalanced across an axle | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Brake hose twisted |3.6.B.4c| | 1 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Rear fog lamp does not emit a steady red light |1.3.2e| | 1 |
| Offside Rear Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 1 |
| Nearside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Inner Stop lamp not working |1.2.1b| | 1 |
| Registration plate issues | 1 |
| Headlamp aim beam image obviously incorrect Both |1.8.A.1b| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |