| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 14 |
| Registration plate lamp issues | 14 |
| Headlamp aim out of alignment | 13 |
| Brake pipe excessively corroded | 6 |
| Registration plate issues | 6 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 6 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Stop lamp not working |1.2.1b| | 3 |
| Centre Upper Stop lamp not working |1.2.1b| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Nearside Front coil spring broken |2.4.C.1a| | 2 |
| Windscreen wiper blade insecure | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Front coil spring fractured |2.4.C.1a| | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 2 |
| Main beam `tell-tale` not working |1.7.4c| | 2 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush rear bush split |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush rear bush |2.4.G.2| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 1 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Front Headlamp has a product on the light source so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Centre Exhaust has a major leak of exhaust gases section |7.1.2| | 1 |
| Brake performance not tested dsf brake pipe burst |3.7.A.1| | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 1 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front coil spring incomplete |2.4.C.1a| | 1 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 1 |
| Nearside Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Offside Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Battery insecure |1.9.1| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Front Suspension arm pin or bush excessively worn Both |5.3.4 |a| |i|| | 1 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Front Suspension arm rubber bush deteriorated resulting in excessive movement Both sides |2.4.G.2| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 1 |
| Nearside Headlamp aim beam image obviously incorrect faded |1.8.A.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect faded |1.8.A.1b| | 1 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Offside Front Service brake excessively fluctuating |1.2.1 |e|| | 1 |
| Rear Exhaust system insecure |6.1.2 |a|| | 1 |
| Nearside Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 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 Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Centre Rear Stop lamp not working |1.2.1b| | 1 |
| Front brake excessively fluctuating | 1 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement arm rear bush |2.4.G.2| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Offside Front Lower Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Shock absorbers has a serious fluid leak | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 1 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Offside Front Suspension component mounting prescribed area is corroded to the extent that control of the vehicle is likely to be adversely affected (5.3.6 (a) (ii)) | 1 |
| Offside Front coil spring fractured |2.4.C.1a| | 1 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front coil spring broken |2.4.C.1a| | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Gas suspension unit leaking |2.4.D.2| | 1 |
| Nearside Headlamp has a product on the light source so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 1 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Rear fog lamp missing (4.5.1 (a) (ii)) | 1 |
| Rear fog lamp switch missing (4.5.3 (a)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Headlamp aim projected beam image is obviously incorrect both (4.1.2 (c)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Rear fog lamp missing |1.3.2a| | 1 |
| Rear fog lamp tell tale missing |1.3.1b| | 1 |
| Rear fog lamp switch missing |1.3.1a| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Main beam tell-tale not working |4.9.1 |a| |ii|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Headlamp excessively deteriorated so that the light output is severely reduced Both |1.7.5a| | 1 |
| Headlamp aim beam image obviously incorrect Both |1.8.A.1b| | 1 |