| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 126 |
| Headlamp aim out of alignment | 97 |
| Brake pipe excessively corroded | 84 |
| Windscreen wiper does not clear the windscreen effectively | 71 |
| Parking brake: efficiency below requirements |3.7.B.7| | 63 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 56 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 51 |
| Rear parking brake recording little or no effort | 43 |
| Offside Stop lamp not working |1.2.1b| | 28 |
| Front brake disc in such a condition that it is seriously weakened | 27 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 27 |
| Registration plate issues | 26 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 24 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 23 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 23 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 19 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Nearside Stop lamp not working |1.2.1b| | 17 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 16 |
| Battery insecure |1.9.1| | 16 |
| Brakes imbalanced across an axle | 16 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 16 |
| Offside Rear coil spring broken |2.4.C.1a| | 15 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 15 |
| Rear Exhaust system not adequately supported |7.1.1| | 14 |
| Offside Rear Stop lamp not working |1.2.1b| | 13 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 13 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 12 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 11 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Nearside Rear Stop lamp not working |1.2.1b| | 11 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Nearside Rear coil spring broken |2.4.C.1a| | 10 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Rear coil spring fractured |2.4.C.1a| | 9 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 9 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Exhaust system not adequately supported |7.1.1| | 8 |
| Rear brake binding | 8 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 8 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 7 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 7 |
| Windscreen has damage | 7 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 7 |
| Windscreen wiper blade insecure | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 7 |
| Offside Headlamp insecure |1.7.3| | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 6 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Headlamp switch faulty |1.7.1| | 6 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Rear fog lamp not working |1.3.2b| | 5 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 5 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 5 |
| Nearside Headlamp insecure |1.7.3| | 5 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 4 |
| Rear brake disc excessively pitted |3.5.1h| | 4 |
| Offside Front coil spring broken |2.4.C.1a| | 4 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Side repeater not working |1.4.A.2c| | 4 |
| Offside Rear coil spring cracked |2.4.C.1a| | 4 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front coil spring incomplete |2.4.C.1a| | 3 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 3 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Front coil spring fractured |2.4.C.1a| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 3 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 3 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Front coil spring broken |2.4.C.1a| | 3 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Brake load sensing valve linkage seized |3.6.E.3| | 3 |
| Front position lamp|s| not working |1.1.A.3b| | 3 |
| Fuel system component insecure |7.2.1| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Centre Exhaust system not adequately supported |7.1.1| | 3 |