| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 10 |
| Headlamp aim out of alignment | 7 |
| Registration plate lamp issues | 6 |
| Registration plate issues | 5 |
| Brakes imbalanced across an axle | 3 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Brake hose excessively deteriorated | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Brake hose damaged | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Oil leaking continuously from transmission posing a serious risk to road safety |8.4.1 |a| |ii|| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |1.9.4| | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt both front lower forward most |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint bottom rear |also dust cover split| |2.4.G.2| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint bottom rear |2.4.G.2| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint bottom front |2.4.G.2| | 1 |
| Rear brake application uneven | 1 |
| Nearside Front Headlamp insecure |1.7.3| | 1 |
| Front Power steering component|s| leaking |2.3.3b| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Fuel system component leaking engine bay area |6.1.3 |b| |i|| | 1 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 1 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Direction indicator not working mirror unit (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Brake performance not tested Nsf seized (1.2.1 (g)) | 1 |
| Front Position lamp not working both (4.2.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Shock absorbers has a serious fluid leak | 1 |
| Exhaust emits clearly visible black smoke during acceleration Emission not tested excessive smoke during acceleration (8.2.1.2 (g)) | 1 |
| Offside Rear coil spring broken |2.4.C.1a| | 1 |
| Nearside Rear coil spring cracked |2.4.C.1a| | 1 |
| Front brake application uneven | 1 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 1 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Rear Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Windscreen has damage | 1 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt alloy arm |2.4.G.2| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front coil spring broken |2.4.C.1a| | 1 |
| Front brake excessively fluctuating | 1 |
| Offside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |