| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 3 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Horn not working |1.6.2a| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Brakes imbalanced across an axle | 2 |
| Rear parking brake recording little or no effort | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Rear brake application uneven | 2 |
| Registration plate lamp issues | 1 |
| Offside Front Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Steering locking device missing |2.2.C.1g| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Pre 1950 headlamp aimed so that it dazzles other road users |1.6.A1| | 1 |
| Offside Pre 1950 headlamp aimed so that it dazzles other road users |1.6.A1| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Semaphore indicator arm does not extend smoothly |1.4.C.1a| | 1 |
| Nearside Semaphore indicator arm does not extend smoothly |1.4.C.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 rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Front Shock absorber has an excessively worn linkage |2.7.4| | 1 |
| Offside Front Shock absorber has an excessively worn linkage |2.7.4| | 1 |
| Nearside Rear Shock absorber has an excessively worn linkage |2.7.4| | 1 |
| Offside Rear Shock absorber has an excessively worn linkage |2.7.4| | 1 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 1 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 1 |
| Offside Rear Leaf spring cracked |2.4.B.1a| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Front Fuel hose leaking |7.2.3| | 1 |
| Nearside Front Fuel system component leaking |7.2.3| | 1 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |