| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Windscreen wiper does not clear the windscreen effectively | 10 |
| Service brake: efficiency below requirements |3.7.B.7| | 7 |
| Registration plate lamp issues | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Rear parking brake recording little or no effort | 4 |
| Brakes imbalanced across an axle | 4 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Headlamp insecure |1.7.3| | 3 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Brake load sensing valve linkage seized |3.6.E.3| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Rear brake binding | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Brake hose excessively deteriorated | 2 |
| Brake pipe excessively corroded | 2 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Emissions not tested |7.0| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 2 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Horn not working |1.6.2a| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Nearside Front Body panel damaged and likely to cause injury wheel arch |6.2.1 |a| |i|| | 1 |
| Nearside Side repeater missing |4.4.1 |a| |ii|| | 1 |
| Offside Side repeater missing |4.4.1 |a| |ii|| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Rear fog lamp switch inoperative |4.5.3 |a| |ii|| | 1 |
| Nearside Headlamp light intensity severely reduced |4.1.4 |a|| | 1 |
| Offside Headlamp light intensity severely reduced |4.1.4 |a|| | 1 |
| Offside Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Nearside Front drive shaft coupling is excessively worn |2.5.C.1c| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Rear engine mounting deteriorated resulting in excessive movement |6.1.D.1a| | 1 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 1 |
| Brake pedal spongy |3.3.B.1b| | 1 |
| Brake pedal creeps with the vacuum fully depleted |3.3.C.2| | 1 |
| Nearside Rear Front position lamp|s| not working |1.1.A.3b| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Battery insecure |1.9.1| | 1 |
| Rear Rear fog lamp not working both sides |1.3.2b| | 1 |
| Hazard warning lamps inoperative all lamps inoperative |1.4.B.1b| | 1 |
| All position lamps adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Inner Front constant velocity joint is insecure |2.5.C.1b| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Exhaust mounting missing |7.1.1b| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Front Headlamp aim beam image too far to the right |1.6.B4| | 1 |
| Rear Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Windscreen has damage | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front brake caliper leaking |3.6.A.1| | 1 |
| Nearside Front Road wheel badly damaged |4.2.A.1a| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Central Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Fuel system component leaking diesel pump |7.2.3| | 1 |
| Nearside Front Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Nearside Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Front Fuel system component leaking |7.2.3| | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Nearside Front Lower Brake pipe leaking |3.6.A.1| | 1 |
| Offside Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Obligatory mirror insecure |8.1.1| | 1 |
| Offside Obligatory mirror insecure |8.1.1| | 1 |
| Parking brake mechanism/associated mounting prescribed area is excessively corroded |3.1.9| | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Headlamp not in a clean condition affecting beam image |1.2.4a| | 1 |
| Offside Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Rear Leaf spring anchor bracket corroded and seriously weakened |2.4.B.6d| | 1 |
| Offside Rear Leaf spring anchor bracket corroded and seriously weakened |2.4.B.6d| | 1 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Headlamp insecure |1.7.3| | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Rear Rear fog lamp insecure |1.3.2a| | 1 |
| Offside Front Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Front Front position lamp|s| adversely affected by the operation of another lamp both |1.1.A.3f| | 1 |
| Rear Front position lamp|s| adversely affected by the operation of another lamp both |1.1.A.3f| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Offside Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Windscreen wiper blade insecure | 1 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Rear fog lamp missing |1.3.2a| | 1 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Windscreen washer not working | 1 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Nearside Headlamp aim beam image obviously incorrect (1.8.A.1b) | 1 |
| Offside Headlamp aim beam image obviously incorrect (1.8.A.1b) | 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 |
| All position lamps adversely affected by the operation of another lamp (1.1.A.3f) | 1 |
| Front Windscreen wiper not operating automatically when switched on (8.2.1b) | 1 |
| Parking brake: efficiency below requirements (3.7.B.7) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Headlamp insecure (4.1.1 (c)) | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 1 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |