| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 15 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 13 |
| Headlamp aim out of alignment | 13 |
| Windscreen wiper does not clear the windscreen effectively | 11 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 11 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 9 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 8 |
| Brake pipe excessively corroded | 8 |
| Rear parking brake recording little or no effort | 8 |
| Stop lamp remains on when the brakes are released | 6 |
| Horn not working |1.6.2a| | 4 |
| Brakes imbalanced across an axle | 3 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Rear brake binding | 3 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Brake hose damaged | 2 |
| Registration plate lamp issues | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Front Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 2 |
| Rear Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 2 |
| Brake performance not tested |3.7.A.1| | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 2 |
| Rear brake disc excessively pitted |3.5.1h| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Front brake excessively fluctuating | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Brake hose kinked |3.6.B.4b| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Power steering inoperative |2.3.3a| | 1 |
| Offside Front Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Centre Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Brake pipe inadequately supported from front to n/s rear |3.6.B.1| | 1 |
| Nearside Front Brake pipe leaking caliper pipe |3.6.A.1| | 1 |
| Exhaust has a major leak of exhaust gases rear silencer |7.1.2| | 1 |
| Steering column top bearing excessively worn |2.1.2c| | 1 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Exhaust engine idle speed too high |7.3.D.1| | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Nearside Outer Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Emissions not tested |7.0| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Fluid suspension has no suspension movement |2.4.D.5| | 1 |
| Offside Front Fluid suspension has no suspension movement |2.4.D.5| | 1 |
| Nearside Rear Fluid suspension has no suspension movement |2.4.D.5| | 1 |
| Offside Rear Fluid suspension has no suspension movement |2.4.D.5| | 1 |
| Battery insecure |1.9.1| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Front Direction indicator incomplete |1.5.A1b| | 1 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Front Track rod end ball pin shank loose |2.2.B.1c| | 1 |
| Rear Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Rear brake application uneven | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Upper Ball joint has excessive play |2.2.B.1f| | 1 |
| Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Nearside Front Suspension arm worn and seriously weakened |2.4.G.1| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Registration plate issues | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Emissions not tested poor running |7.3.A.1| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Rear Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Hand operated control valve malfunctioning |3.2.2c| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Lower Suspension component mounting prescribed area is excessively corroded wishbone |2.4.A.3| | 1 |
| Offside Front Lower Suspension component mounting prescribed area is excessively corroded wishbone |2.4.A.3| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Emissions not tested |7.3.A.1| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Nearside Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |