| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 6 |
| Brakes imbalanced across an axle | 5 |
| Rear brake binding | 4 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Windscreen wiper does not clear the windscreen effectively | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Horn not working |1.6.2a| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Braking system leaking |3.6.A.1| | 1 |
| Nearside Front Brake hose connection leaking on an air braking system |1.1.12 |c| |i|| | 1 |
| Offside Rear Braking system leaking hub back plate |3.6.A.1| | 1 |
| Offside Front Braking system leaking flexible brake hose |3.6.A.1| | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Central Brake hose excessively damaged |3.6.B.4d| | 1 |
| Nearside Front Inner Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Inner Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 1 |
| Front brake application uneven | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Nearside Front Brake hose leaking |3.6.A.1| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside Fuel pipe leaking |7.2.3| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Brake pipe excessively chafed |3.6.B.2c| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Headlamp aim out of alignment | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Suspension component mounting prescribed area is excessively corroded n/s sill area |2.4.A.3| | 1 |
| Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear Brake pipe kinked |3.6.B.2b| | 1 |
| Brake pipe excessively corroded | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |