| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 152 |
| Registration plate lamp issues | 96 |
| Windscreen wiper does not clear the windscreen effectively | 95 |
| Headlamp aim out of alignment | 79 |
| Offside Rear fog lamp not working |1.3.2b| | 58 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 41 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 39 |
| Rear fog lamp not working |1.3.2b| | 38 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 37 |
| Registration plate issues | 34 |
| Parking brake: efficiency below requirements |3.7.B.7| | 31 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 31 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 27 |
| Brakes imbalanced across an axle | 27 |
| Offside Steering rack gaiter split |2.2.D.2d| | 23 |
| Horn not working |1.6.2a| | 23 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 21 |
| Emissions not tested |7.0| | 21 |
| Service brake: efficiency below requirements |3.7.B.7| | 20 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 20 |
| Rear parking brake recording little or no effort | 20 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 19 |
| Rear fog lamp tell tale not working |1.3.1b| | 16 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 15 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 14 |
| Offside Rear fog lamp missing |1.3.2a| | 13 |
| Battery insecure |1.9.1| | 13 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 12 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 12 |
| Nearside front brake binding |3.7.B.1| | 12 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 12 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 11 |
| Parking brake lever has no reserve travel |3.1.6b| | 11 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Rear Rear fog lamp not working |1.3.2b| | 10 |
| Offside front brake binding |3.7.B.1| | 10 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 10 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 10 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 9 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 9 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 9 |
| Windscreen wiper blade insecure | 9 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 8 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 8 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Rear Exhaust system not adequately supported |7.1.1| | 8 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 7 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Offside Rear fog lamp insecure |1.3.2a| | 7 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Fuel system component leaking |7.2.3| | 7 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 7 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 6 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Rear fog lamp missing |1.3.2a| | 6 |
| Rear fog lamp switch missing |1.3.1a| | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 6 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Rear brake binding | 5 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Nearside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Parking brake: efficiency below requirements |3.7.D.4| | 5 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Front brake application uneven | 5 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 4 |
| Offside Front front brake binding |3.7.B.1| | 4 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 4 |
| Nearside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded inner sill |2.4.A.3| | 4 |
| Service brake: efficiency below requirements |3.7.C.1a| | 4 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 4 |
| Offside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded chassis |2.4.A.3| | 3 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front Upper Ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 3 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Windscreen has damage | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 3 |
| Rear fog lamp tell tale missing |1.3.1b| | 3 |
| Rear fog lamp insecure |1.3.2a| | 3 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Rear Rear fog lamp missing |1.3.2a| | 3 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 3 |
| Offside Rear Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 3 |
| Rear fog lamp emits a light other than red |1.3.2e| | 3 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 3 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Offside Front Suspension component mounting prescribed area is excessively corroded chassis |2.4.A.3| | 2 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Power steering component|s| leaking |2.3.3b| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Front Brake lining|s| less than 1.5 mm thick |3.5.1g| | 2 |
| Rear Brake lining|s| less than 1.5 mm thick |3.5.1g| | 2 |
| Offside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Offside Front brake disc has restricted free movement |3.5.1j| | 2 |
| Nearside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Offside Front Upper Ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front front brake juddering severely |3.7.A.2b| | 2 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 2 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Offside Inner Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside 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 Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Position lamp switch faulty |1.1.A.1| | 2 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill |5.3.6 |a| |i|| | 2 |
| Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength chassis |5.3.6 |a| |i|| | 2 |
| Brake load sensing valve linkage seized |3.6.E.3| | 2 |
| All position lamps not working |1.1.A.3b| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Rear Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Front Wheel stud|s| missing |4.2.A.1e| | 2 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 2 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 2 |
| Nearside Parking brake recording little or no effort |3.7.D.3a| | 2 |
| Offside Parking brake recording little or no effort |3.7.D.3a| | 2 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 2 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Front Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 2 |
| Offside Rear Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded chassis leg |2.4.A.3| | 2 |
| Offside Rear Rear fog lamp insecure |1.3.2a| | 2 |
| Rear brake disc excessively scored |3.5.1h| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 2 |
| Offside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 2 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Brake hose damaged | 2 |
| Nearside Steering rack insecure |2.2.B.1a| | 2 |
| Headlamp switch faulty |1.7.1| | 2 |
| Offside Rear Anti-roll bar linkage insecure |2.4.G.1| | 2 |
| Offside Rear Inner Suspension component mounting prescribed area is excessively corroded wheel arch |2.4.A.3| | 2 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Nearside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Battery insecure and likely to fall from carrier |4.13 |a| |ii|| | 2 |
| Brake performance not tested (1.2.1 (g)) | 2 |
| Nearside Rear Anti-roll bar fractured |2.4.G.1| | 2 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Rear Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 2 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Offside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 2 |
| Rear brake application uneven | 2 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |