| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 377 |
| Registration plate lamp issues | 251 |
| Headlamp aim out of alignment | 176 |
| Windscreen wiper does not clear the windscreen effectively | 123 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 106 |
| Registration plate issues | 67 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 66 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 55 |
| Brakes imbalanced across an axle | 54 |
| Nearside Stop lamp not working |1.2.1b| | 42 |
| Offside Stop lamp not working |1.2.1b| | 39 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 36 |
| Parking brake: efficiency below requirements |3.7.B.7| | 35 |
| Offside Rear fog lamp not working |1.3.2b| | 34 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 33 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 30 |
| Brake hose excessively deteriorated | 29 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 29 |
| Anti-lock braking system warning lamp indicates an ABS fault | 28 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 28 |
| Rear brake binding | 27 |
| Rear parking brake recording little or no effort | 27 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 27 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 26 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 25 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 21 |
| Nearside Rear Stop lamp not working |1.2.1b| | 20 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 16 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 16 |
| Rear fog lamp tell tale not working |1.3.1b| | 16 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 15 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 15 |
| Offside Rear Stop lamp not working |1.2.1b| | 15 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 13 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 13 |
| Service brake: efficiency below requirements |3.7.B.7| | 13 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 13 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 12 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Windscreen wiper blade insecure | 11 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 11 |
| Rear fog lamp not working |1.3.2b| | 11 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 11 |
| Rear brake application uneven | 10 |
| Front brake application uneven | 10 |
| Windscreen has damage | 10 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 10 |
| Offside Steering rack gaiter split |2.2.D.2d| | 10 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 9 |
| Horn not working |1.6.2a| | 9 |
| Battery insecure |1.9.1| | 9 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Rear fog lamp switch faulty |1.3.1a| | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Front position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 8 |
| Emissions not tested |7.0| | 8 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 8 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 8 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 7 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 7 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Nearside Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 6 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 6 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 6 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 6 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Stop lamp not working |1.2.1b| | 6 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 5 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 5 |
| Offside Rear Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 5 |
| Fuel tank leaking |7.2.3| | 5 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 4 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Headlamp insecure |1.7.3| | 4 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 4 |
| Rear Rear fog lamp not working |1.3.2b| | 4 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Nearside Rear Anti-roll bar linkage fractured |2.4.G.1| | 4 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Nearside Rear Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Front All position lamps not working |1.1.A.3b| | 4 |
| Offside Front All position lamps not working |1.1.A.3b| | 4 |
| Brake pipe leaking |3.6.A.1| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 4 |
| Offside Power steering component|s| leaking |2.3.3b| | 4 |
| Nearside Ball joint has excessive play |2.2.B.1f| | 4 |
| Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 4 |
| Offside Rear Anti-roll bar linkage insecure |2.4.G.1| | 4 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 4 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Nearside Rear Anti-roll bar linkage worn and seriously weakened |2.4.G.1| | 3 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 3 |
| Power steering component|s| leaking |2.3.3b| | 3 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| Nearside Rear Lower Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 3 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 3 |
| Brake performance not tested |3.7.A.1| | 3 |
| Nearside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 3 |
| Offside Ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front front brake binding |3.7.B.1| | 3 |
| Offside Front Direction indicator insecure |1.4.A.2b| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.2| | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front Headlamp insecure |1.7.3| | 3 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 3 |