| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 23 |
| Brake pipe excessively corroded | 9 |
| Registration plate lamp issues | 7 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 7 |
| Exhaust system not adequately supported |7.1.1| | 7 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Horn not working |1.6.2a| | 5 |
| Nearside Headlamp insecure |1.7.3| | 5 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Offside front brake binding |3.7.B.1| | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Emissions not tested |7.0| | 2 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Front brake application uneven | 2 |
| Brakes imbalanced across an axle | 2 |
| Rear brake binding | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 2 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Rear Leaf spring shackle bracket bolt missing |2.4.B.6c| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Rear Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Rear Brake pipe leaking front to rear pipe to compensator burst during test |3.6.A.1| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded inner wing/chassis area |2.4.A.3| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Exhaust system not adequately supported four ex rubbers |7.1.1| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Rear brake application uneven | 1 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Drivers view of the road through the swept area of the windscreen materially affected by an obstruction wipers wont park (3.1 (a) (ii)) | 1 |
| Registration plate issues | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Nearside Headlamp lens missing (4.1.1 (b) (ii)) | 1 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Offside 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 Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Driver`s seat insecure |6.2.A.1| | 1 |
| Exhaust mounting missing |7.1.1b| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 1 |
| Offside Front Radius arm attachment bracket/mounting insecure retaining bolt loose |2.4.G.1| | 1 |
| Nearside Front Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Rear Body or chassis is cracked, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Trailing arm insecure |2.4.G.1| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 1 |
| Offside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Power steering inoperative |2.3.3a| | 1 |
| Power steering component|s| leaking |2.3.3b| | 1 |
| Front Access panel cannot be secured in the closed position |6.4.1| | 1 |
| Rear Exhaust mounting missing |7.1.1b| | 1 |
| Parking brake: efficiency below requirements |3.7.D.4| | 1 |
| Centre Front Exhaust system not adequately supported |7.1.1| | 1 |
| Brake pipe inadequately supported |3.6.B.1| | 1 |
| Rear Axle beam distorted |2.5.A.5b| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front Lower Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Brake hose has insufficient room to move | 1 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Rear Lower Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Nearside Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Offside Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush End bush |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush End bush |2.4.G.2| | 1 |
| Rear position lamp|s| not working on trailer board |1.1.A.3b| | 1 |
| Offside Stop lamp not working on trailer board |1.2.1b| | 1 |
| Exhaust system not adequately supported all mounts |7.1.1| | 1 |
| Offside Front Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 1 |
| Brake hose excessively deteriorated | 1 |
| Exhaust shield missing where fitted as original equipment creating a risk of fire |6.1.3 |e|| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Leaf spring deteriorated and seriously weakened both |2.4.B.1a| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Entrance/exit step significantly damaged (9.7 (a) (ii)) | 1 |
| Nearside Front Outer Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 1 |