| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 142 |
| Headlamp aim out of alignment | 85 |
| Windscreen wiper does not clear the windscreen effectively | 81 |
| Registration plate issues | 36 |
| Brakes imbalanced across an axle | 30 |
| Brake pipe excessively corroded | 27 |
| Windscreen has damage | 19 |
| Rear fog lamp not working |1.3.2b| | 18 |
| Nearside Stop lamp not working |1.2.1b| | 17 |
| Offside Stop lamp not working |1.2.1b| | 17 |
| Parking brake: efficiency below requirements |3.7.B.7| | 16 |
| Service brake: efficiency below requirements |3.7.B.7| | 14 |
| Offside Rear fog lamp not working |1.3.2b| | 14 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 13 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 12 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 11 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 9 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 7 |
| Rear Exhaust system not adequately supported |7.1.1| | 7 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 5 |
| Windscreen washer not working | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 5 |
| Steering system excessively tight |2.2.D.1| | 5 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 5 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Rear brake application uneven | 4 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 4 |
| Battery insecure |1.9.1| | 4 |
| Mechanical brake component has restricted free movement | 4 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Fuel tank leaking |7.2.3| | 3 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 3 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 3 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 3 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Brake hose excessively deteriorated | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 3 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Horn not working |1.6.2a| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Front Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 2 |
| Offside Front Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 2 |
| Nearside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 2 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Rear fog lamp missing |1.3.2a| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 2 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |3.3 |b| |ii|| | 2 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Rear position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 2 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Nearside Body insecure and dangerous to other road users |6.1.B.1b| | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 2 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Hinged tailboard cannot be secured in the closed position |6.4.1| | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Rear position lamp|s| insecure |1.1.A.3a| | 2 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Main beam `tell-tale` not working |1.7.4c| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside All position lamps not working |1.1.A.3b| | 2 |
| Offside All position lamps not working |1.1.A.3b| | 2 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Nearside Front Steering system excessively tight |2.2.D.1| | 2 |
| Offside Front Steering system excessively tight |2.2.D.1| | 2 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front Axle king pin is loose in the axle beam (5.1.2 (d) (i)) | 2 |
| Offside Front position lamp|s| insecure |1.1.A.3a| | 2 |
| Windscreen wiper blade insecure | 2 |
| Offside Front Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 2 |
| Front Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Passenger`s seat insecure |6.2.A.1| | 2 |
| Rear Exhaust system not adequately supported (7.1.1) | 2 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 2 |