| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 197 |
| Windscreen wiper does not clear the windscreen effectively | 116 |
| Headlamp aim out of alignment | 62 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 60 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 57 |
| Registration plate issues | 33 |
| Brake pipe excessively corroded | 32 |
| Nearside Stop lamp not working |1.2.1b| | 31 |
| Brakes imbalanced across an axle | 28 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Offside Stop lamp not working |1.2.1b| | 24 |
| Horn not working |1.6.2a| | 23 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 22 |
| Steering rack insecure |2.2.B.1a| | 20 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 19 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 18 |
| Nearside Rear Stop lamp not working |1.2.1b| | 17 |
| Rear parking brake recording little or no effort | 13 |
| Offside Rear Stop lamp not working |1.2.1b| | 12 |
| Offside front brake binding |3.7.B.1| | 9 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Offside Front front brake binding |3.7.B.1| | 7 |
| Rear brake binding | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Nearside front brake binding |3.7.B.1| | 7 |
| Centre Stop lamp not working |1.2.1b| | 6 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Centre Rear Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 5 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Emissions not tested |7.0| | 5 |
| Battery insecure |1.9.1| | 5 |
| Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Front brake application uneven | 5 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Windscreen wiper blade insecure | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Front front brake binding |3.7.B.1| | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Centre Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Centre Rear Upper Stop lamp not working |1.2.1b| | 3 |
| Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Front Steering locking device missing |2.2.C.1g| | 3 |
| Nearside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Steering rack insecure |2.2.B.1a| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 3 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 2 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 2 |
| Nearside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Brake hose has insufficient room to move | 2 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement rear |2.4.G.2| | 2 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Offside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Offside Front Position lamp not working |4.2.1 |a|| | 2 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 2 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Front Brake hose twisted |3.6.B.4c| | 2 |
| Offside Front Steering locking device missing |2.2.C.1g| | 2 |
| Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Steering rack insecure |2.2.B.1a| | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |1.9.4| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 2 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Front brake excessively fluctuating | 2 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 2 |
| Brake hose excessively deteriorated | 2 |