| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 4 |
| Headlamp aim out of alignment | 3 |
| Brake pipe excessively corroded | 3 |
| Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Nearside Rear Stop lamp|s| showing white light to the rear |4.3.3 |a| |ii|| | 1 |
| Windscreen wiper does not clear the windscreen effectively | 1 |
| Fuel tank leaking |6.1.3 |b| |i|| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Horn not working |1.6.2a| | 1 |
| Offside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |