| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 49 |
| Parking brake lever has no reserve travel |3.1.6b| | 28 |
| Headlamp aim out of alignment | 25 |
| Registration plate lamp issues | 18 |
| Parking brake: efficiency below requirements |3.7.B.7| | 17 |
| Windscreen wiper does not clear the windscreen effectively | 15 |
| Rear parking brake recording little or no effort | 11 |
| Registration plate issues | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 6 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Rear brake application uneven | 4 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Windscreen wiper blade insecure | 4 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Brakes imbalanced across an axle | 4 |
| Emissions not tested |7.0| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Windscreen has damage | 2 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 2 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 2 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Rear brake binding | 2 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 2 |
| Offside Front Direction indicator insecure |1.4.A.2b| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Hazard warning switch insecure |1.4.B.1d| | 1 |
| Rear fog lamp switch insecure |1.3.1a| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Nearside Outer Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Inner Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Outer Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Statutory seat belt missing |5.1.1| | 1 |
| Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Centre Front Power steering component|s| leaking from a failed joint |2.3.3b| | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Front brake disc excessively scored |3.5.1h| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Nearside Front brake caliper securing device loose |3.5.1j| | 1 |
| Nearside Front coil spring fractured |2.4.C.1a| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Brake linkage has abnormal movement of levers indicating maladjustment |3.5.1f| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front coil spring incomplete |2.4.C.1a| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Rear Seat belt attachment fitting badly deteriorated |5.2.3| | 1 |
| Offside Rear Seat belt attachment fitting badly deteriorated |5.2.3| | 1 |
| Brake relay lever has restricted free movement |3.5.1k| | 1 |
| Nearside Front Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Nearside Track rod end ball pin shank loose |2.2.B.1c| | 1 |
| Offside Front Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 1 |
| Offside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 1 |
| Headlamp not working on main beam |1.7.5a| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Offside Rear position lamp|s| incomplete |1.1.4a| | 1 |
| Front brake application uneven | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Rear Statutory seat belt missing |5.1.1| | 1 |
| Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Centre Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Offside Brake pipe leaking |3.6.A.1| | 1 |
| Nearside Outer Front constant velocity joint is insecure |2.5.C.1b| | 1 |
| Offside Outer Front constant velocity joint is insecure |2.5.C.1b| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 1 |
| Offside Front Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Offside Rear passenger seat cannot be secured in the upright position. |6.2.3| | 1 |