| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 121 |
| Brake pipe excessively corroded | 117 |
| Registration plate lamp issues | 112 |
| Windscreen wiper does not clear the windscreen effectively | 89 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 52 |
| Parking brake: efficiency below requirements |3.7.B.7| | 38 |
| Nearside Stop lamp not working |1.2.1b| | 37 |
| Registration plate issues | 36 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 35 |
| Rear parking brake recording little or no effort | 32 |
| Offside Stop lamp not working |1.2.1b| | 31 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 30 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Brakes imbalanced across an axle | 24 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 23 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 18 |
| Offside Rear coil spring broken |2.4.C.1a| | 18 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 18 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 17 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 17 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 17 |
| Front brake disc in such a condition that it is seriously weakened | 15 |
| Offside Rear Stop lamp not working |1.2.1b| | 15 |
| Offside Front coil spring broken |2.4.C.1a| | 14 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Nearside Rear Stop lamp not working |1.2.1b| | 14 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Nearside Rear coil spring broken |2.4.C.1a| | 13 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 13 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 10 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 9 |
| Windscreen has damage | 9 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 8 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 8 |
| Rear Exhaust system not adequately supported |7.1.1| | 8 |
| Windscreen wiper blade insecure | 8 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 8 |
| 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| | 7 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 7 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 7 |
| Battery insecure |1.9.1| | 6 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Rear brake binding | 6 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 6 |
| Exhaust system not adequately supported |7.1.1| | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 5 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Offside Front Headlamp insecure |1.7.3| | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 4 |
| Front brake disc excessively pitted |3.5.1h| | 4 |
| Fuel cap/sealing device missing |7.2.4a| | 4 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Nearside Front coil spring broken |2.4.C.1a| | 4 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Power steering component|s| leaking |2.3.3b| | 4 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 4 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 4 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 4 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Front Headlamp insecure |1.7.3| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Stop lamp remains on when the brakes are released | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 3 |
| Rear brake application uneven | 3 |
| Rear Stop lamp not working |1.2.1b| | 3 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 3 |
| Offside Front brake disc excessively pitted |3.5.1h| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Centre Exhaust system not adequately supported |7.1.1| | 3 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 3 |
| Horn not working |1.6.2a| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 3 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 3 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 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 Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Nearside 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| | 3 |
| Nearside Headlamp insecure |1.7.3| | 3 |
| Offside Headlamp insecure |1.7.3| | 3 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Emissions not tested |7.0| | 3 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Front brake application uneven | 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 Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Front position lamp|s| not working |1.1.A.3b| | 3 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 3 |