| Most common failures | No# failures |
|---|
| Brakes imbalanced across an axle | 4 |
| Brake pipe excessively corroded | 4 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Brake pipe fouled by moving parts |3.6.B.2a| | 1 |
| Nearside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Nearside Front Power steering pipe|s| or hose|s| fouling other parts of the vehicle |2.3.2| | 1 |
| Nearside Front Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 1 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front brake disc excessively scored |3.5.1h| | 1 |
| Brake hose excessively deteriorated | 1 |
| Hazard warning switch missing |1.4.B.1d| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Hazard warning lamps not fitted (4.4.1 (d)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |