| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 100 |
| Headlamp aim out of alignment | 100 |
| Brake pipe excessively corroded | 90 |
| Windscreen wiper does not clear the windscreen effectively | 62 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 38 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 33 |
| Parking brake: efficiency below requirements |3.7.B.7| | 25 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 22 |
| Brakes imbalanced across an axle | 21 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 19 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 19 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 16 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 16 |
| Registration plate issues | 16 |
| Nearside Rear coil spring broken |2.4.C.1a| | 15 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 15 |
| Rear parking brake recording little or no effort | 15 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 14 |
| Offside Stop lamp not working |1.2.1b| | 14 |
| Nearside Stop lamp not working |1.2.1b| | 14 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 13 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 13 |
| Rear Exhaust system not adequately supported |7.1.1| | 11 |
| Offside Rear coil spring broken |2.4.C.1a| | 10 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 10 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 9 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 8 |
| Rear brake binding | 8 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 7 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Offside Rear coil spring fractured |2.4.C.1a| | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Rear brake disc in such a condition that it is seriously weakened | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Front brake application uneven | 5 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Headlamp insecure |1.7.3| | 5 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 5 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 5 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 5 |
| Nearside Front coil spring broken |2.4.C.1a| | 4 |
| Offside Front coil spring broken |2.4.C.1a| | 4 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 4 |
| Windscreen has damage | 4 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 4 |
| Battery insecure |1.9.1| | 4 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Brake hose excessively deteriorated | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 3 |
| Front brake excessively fluctuating | 3 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 3 |
| Nearside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| 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| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Rear brake application uneven | 3 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 3 |
| Offside Rear Shock absorbers has a serious fluid leak | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Offside Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 3 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Fuel cap/sealing device missing |7.2.4a| | 3 |
| Offside Front coil spring incomplete |2.4.C.1a| | 3 |
| Emissions not tested |7.0| | 3 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 3 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 2 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Front Headlamp insecure |1.7.3| | 2 |
| Offside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Power steering inoperative |2.3.3a| | 2 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Stop lamp not working |1.2.1b| | 2 |
| Nearside 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 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 2 |
| Nearside Front Headlamp insecure |1.7.3| | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| Brake hydraulic reservoir fluid level significantly below minimum level |1.1.10 |d| |ii|| | 2 |
| Nearside Front Shock absorbers has a serious fluid leak | 2 |
| Offside Front Shock absorbers has a serious fluid leak | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 2 |
| Emissions not tested (8.2.1.2 (d)) | 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 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Rear Parking (secondary brake) on a single line braking system has no recorded effort at a wheel (1.3.1 (a) (ii)) | 2 |
| Nearside Rear Shock absorbers has a serious fluid leak | 2 |
| Nearside Front Lower Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Fuel system component leaking |7.2.3| | 2 |
| Offside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 2 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 2 |
| Power steering component|s| leaking from a failed seal |2.3.3b| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 2 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 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 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 2 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 2 |
| 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| | 2 |
| Offside Rear Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 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 |