| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 239 |
| Headlamp aim out of alignment | 119 |
| Windscreen wiper does not clear the windscreen effectively | 87 |
| Registration plate lamp issues | 83 |
| Parking brake: efficiency below requirements |3.7.B.7| | 72 |
| Rear parking brake recording little or no effort | 65 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 46 |
| Offside Stop lamp not working |1.2.1b| | 45 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 44 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 44 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 43 |
| Nearside Stop lamp not working |1.2.1b| | 42 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 41 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 31 |
| Emissions not tested |7.0| | 28 |
| Registration plate issues | 26 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 23 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 23 |
| Rear brake binding | 23 |
| Service brake: efficiency below requirements |3.7.B.7| | 21 |
| Brakes imbalanced across an axle | 19 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 19 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 18 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 18 |
| Offside Rear fog lamp not working |1.3.2b| | 18 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 17 |
| Parking brake lever has no reserve travel |3.1.6b| | 17 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 15 |
| Rear Exhaust system not adequately supported |7.1.1| | 15 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 14 |
| Anti-lock braking system warning lamp indicates an ABS fault | 14 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 14 |
| Offside Rear Stop lamp not working |1.2.1b| | 13 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 13 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 13 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 12 |
| Steering column top mounting bracket insecure |2.1.2d| | 11 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 10 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 9 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Nearside Rear Stop lamp not working |1.2.1b| | 9 |
| Brake hose excessively deteriorated | 8 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 8 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Windscreen has damage | 8 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 8 |
| Rear fog lamp not working |1.3.2b| | 8 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 7 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 7 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Brake pedal spongy |3.3.B.1b| | 7 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 7 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 6 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 6 |
| Service brake: efficiency below requirements |3.7.C.1a| | 6 |
| Battery insecure |1.9.1| | 6 |
| 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| | 6 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 6 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 6 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 5 |
| 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| | 5 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Offside front brake binding |3.7.B.1| | 5 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Fuel hose leaking |7.2.3| | 5 |
| Horn not working |1.6.2a| | 5 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Fuel pipe leaking |7.2.3| | 4 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Front Braking system leaking |3.6.A.1| | 4 |
| Front brake application uneven | 4 |
| Offside Front front brake binding |3.7.B.1| | 4 |
| Offside Front Direction indicator not working |1.4.A.2c| | 4 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Rear Fuel pipe leaking |7.2.3| | 4 |
| Offside Rear Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 4 |
| Rear brake application uneven | 4 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 4 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Offside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 4 |
| Brake performance not tested |3.7.A.1| | 4 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 4 |
| Offside Obligatory mirror insecure |8.1.1| | 4 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |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 |
| Brake load sensing valve linkage seized |3.6.E.3| | 4 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Front Brake pipe leaking |3.6.A.1| | 4 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Offside Rear Stop lamp emits other than a steady red light |1.2.1e| | 3 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 3 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 3 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Rear Exhaust has a part missing |7.1.1a| | 3 |
| Trailer electrical socket insecure |1.9.3a| | 3 |
| Power steering component|s| leaking |2.3.3b| | 3 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 3 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 3 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| 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| | 3 |
| rear brakes release unevenly |3.7.B.4| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Fuel system component leaking |7.2.3| | 3 |
| Offside Front brake disc excessively pitted |3.5.1h| | 3 |
| Nearside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 3 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 3 |
| Nearside Front front brake binding |3.7.B.1| | 3 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 3 |
| Fuel tank leaking |7.2.3| | 3 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Nearside Front Lower Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 3 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Nearside Rear position lamp|s| insecure |1.1.A.3a| | 3 |
| Steering column top bearing excessively worn |2.1.2c| | 3 |
| Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 3 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 3 |