| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 158 |
| Registration plate lamp issues | 86 |
| Headlamp aim out of alignment | 84 |
| Windscreen wiper does not clear the windscreen effectively | 72 |
| Parking brake: efficiency below requirements |3.7.B.7| | 47 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 45 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 39 |
| Rear parking brake recording little or no effort | 36 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 35 |
| Offside Stop lamp not working |1.2.1b| | 32 |
| Nearside Stop lamp not working |1.2.1b| | 31 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 29 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 27 |
| Registration plate issues | 27 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 23 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 22 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 22 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 22 |
| Anti-lock braking system warning lamp indicates an ABS fault | 21 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 18 |
| Service brake: efficiency below requirements |3.7.B.7| | 18 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 16 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 15 |
| Windscreen has damage | 15 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Emissions not tested |7.0| | 13 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 13 |
| Nearside Rear Stop lamp not working |1.2.1b| | 13 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Parking brake lever has no reserve travel |3.1.6b| | 11 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 11 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 10 |
| Brakes imbalanced across an axle | 10 |
| Offside Rear Stop lamp not working |1.2.1b| | 10 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 9 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 8 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 7 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| Brake hose excessively deteriorated | 7 |
| 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| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Mechanical brake component has restricted free movement | 6 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Front brake application uneven | 6 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 6 |
| Rear Exhaust system not adequately supported |7.1.1| | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 6 |
| Stop lamp not working |1.2.1b| | 5 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 5 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Rear brake binding | 5 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 5 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 5 |
| Brake pedal spongy |3.3.B.1b| | 5 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Fuel tank leaking |7.2.3| | 5 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Service brake: efficiency below requirements |3.7.C.1a| | 4 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Exhaust engine idle speed too high |7.3.D.1| | 4 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 4 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Rear brake application uneven | 4 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 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 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Fuel system component leaking |7.2.3| | 3 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Offside Rear position lamp|s| incomplete |1.1.4a| | 3 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 3 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 3 |
| Nearside front brake binding |3.7.B.1| | 3 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 3 |
| Offside front brake binding |3.7.B.1| | 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 rear brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 3 |
| Power steering component|s| leaking |2.3.3b| | 3 |
| 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| | 3 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 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 brake caliper leaking |3.6.A.1| | 2 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 2 |
| Offside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Rear Fuel pipe leaking |7.2.3| | 2 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 2 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Windscreen washer not working | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Rear brake disc contaminated by oil |3.5.1h| | 2 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside front brake juddering severely |3.7.A.2b| | 2 |
| Offside front brake juddering severely |3.7.A.2b| | 2 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| 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| | 2 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Rear Body insecure and dangerous to other road users |6.1.B.1b| | 2 |
| Windscreen wiper blade insecure | 2 |
| Offside Front Front position lamp|s| insecure |1.1.A.3a| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| An item not tested |Manual| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Fuel cap/sealing device missing |7.2.4a| | 2 |
| Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Steering box has a significant oil leak |2.2.D.2e| | 2 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Power steering pump leaking from a failed component |2.3.3b| | 2 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Horn not working |1.6.2a| | 2 |
| Brake master cylinder fluid level below minimum level |3.6.G.1e| | 2 |
| Centre Rear Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 2 |
| Battery insecure |1.9.1| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| 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| | 2 |
| 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| | 2 |
| Nearside Front All position lamps not working |1.1.A.3b| | 2 |
| Offside Rear Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| 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| | 2 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 2 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| 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| | 2 |
| Offside Front Brake pipe leaking |3.6.A.1| | 2 |
| Offside Rear reflector excessively damaged so that its function is impaired |1.5.1c| | 2 |
| Nearside Front Direction indicator incomplete |1.5.A1b| | 2 |
| Offside Rear Position lamp not working (4.2.1 (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 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |