| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 10 |
| Parking brake: efficiency below requirements |3.7.B.7| | 9 |
| Headlamp aim out of alignment | 6 |
| Windscreen wiper does not clear the windscreen effectively | 6 |
| Registration plate lamp issues | 4 |
| Rear parking brake recording little or no effort | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Battery insecure |1.9.1| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Brakes imbalanced across an axle | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Registration plate issues | 2 |
| Centre Stop lamp has less than 50% of the light sources illuminating |1.2.1b| | 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 Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Stop lamp has less than 50% of the light sources illuminating |1.2.1b| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Front Suspension arm corroded and seriously weakened |2.4.G.1| | 1 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Emissions not tested |7.3.A.1| | 1 |
| Nearside Front Upper Radius arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Inner Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Track rod end ball pin shank loose |2.2.B.1c| | 1 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 1 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Rear brake binding | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Front Suspension arm pin or bush excessively worn Suspension top arm gaiter split. (5.3.4 (a) (i)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Offside Rear Brake linkage has restricted free movement |3.5.1k| | 1 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Gas suspension has no suspension movement all low |2.4.D.5| | 1 |
| Exhaust system not adequately supported back box |7.1.1| | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Offside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.2.1 (b)) | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Front front brake juddering severely |3.7.A.2b| | 1 |
| Nearside Suspension arm corroded and seriously weakened |2.4.G.1| | 1 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Emissions not tested |7.0| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |