| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 17 |
| Headlamp aim out of alignment | 16 |
| Windscreen wiper does not clear the windscreen effectively | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 7 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Brakes imbalanced across an axle | 4 |
| Brake pipe excessively corroded | 4 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 3 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 2 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Nearside Rear Road wheel bead rim badly distorted |4.2.A.1a| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Offside Front coil spring fractured |2.4.C.1a| | 1 |
| Nearside Front coil spring cracked |2.4.C.1a| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Rear fog lamp switch missing |1.3.1a| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Nearside Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill holed (5.3.6 (a) (i)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength drop sill holed (5.3.6 (a) (i)) | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength drop sill holed (5.3.6 (a) (i)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner wheel arch (5.3.6 (a) (i)) | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner wheel arch (5.3.6 (a) (i)) | 1 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 1 |
| Offside Front coil spring broken |2.4.C.1a| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Anti-lock braking system warning lamp does not illuminate (1.6 (a)) | 1 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Power steering component|s| leaking |2.3.3b| | 1 |
| Rear brake disc excessively pitted |3.5.1h| | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Nearside Rear Hydraulic brake calliper leaking |1.1.16 |b| |i|| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Registration plate issues | 1 |
| Offside Front Anti-roll bar insecure |2.4.G.1| | 1 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |