| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 3 |
| Nearside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Service brake efficiency less than 50% of the required value |1.2.2 |a| |ii|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Brakes imbalanced across an axle | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Battery insecure |1.9.1| | 1 |
| Nearside Front Brake pipe leaking to rear |3.6.A.1| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Registration plate lamp issues | 1 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 1 |
| Offside Rear Shock absorber insecure |2.7.2b| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Emissions not tested |7.0| | 1 |
| Rear Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Nearside Front Brake pipe leaking |3.6.A.1| | 1 |