| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1368 |
| Headlamp aim out of alignment | 1035 |
| Registration plate lamp issues | 699 |
| Parking brake: efficiency below requirements |3.7.B.7| | 631 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 434 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 415 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 385 |
| Brake pipe excessively corroded | 382 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 276 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 271 |
| Front brake disc in such a condition that it is seriously weakened | 269 |
| Registration plate issues | 268 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 231 |
| Nearside Stop lamp not working |1.2.1b| | 229 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 221 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 214 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 213 |
| Rear parking brake recording little or no effort | 211 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 199 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 199 |
| Brakes imbalanced across an axle | 192 |
| Rear brake disc in such a condition that it is seriously weakened | 190 |
| Rear brake binding | 183 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 148 |
| Parking brake lever has no reserve travel |3.1.6b| | 147 |
| Centre Rear Statutory seat belt missing |5.1.1| | 131 |
| Offside Stop lamp not working |1.2.1b| | 126 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 123 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 120 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 106 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 99 |
| Nearside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 97 |
| Offside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 90 |
| Emissions not tested |7.0| | 82 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 79 |
| Battery insecure |1.9.1| | 79 |
| Rear Exhaust system not adequately supported |7.1.1| | 77 |
| Offside front brake binding |3.7.B.1| | 77 |
| Nearside Rear Stop lamp not working |1.2.1b| | 76 |
| Fuel system component leaking |7.2.3| | 73 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 72 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 71 |
| Offside Front coil spring fractured |2.4.C.1a| | 66 |
| Brake hose excessively deteriorated | 65 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 65 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 64 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 62 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 62 |
| Windscreen has damage | 61 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 61 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 59 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 58 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 57 |
| Windscreen wiper blade insecure | 57 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 55 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 54 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 54 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 52 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 52 |
| Offside Front front brake binding |3.7.B.1| | 51 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 51 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 50 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 50 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 50 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 49 |
| Offside Front coil spring broken |2.4.C.1a| | 48 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 47 |
| Offside Front constant velocity joint is insecure |2.5.C.1b| | 46 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 46 |
| Offside Front brake disc excessively pitted |3.5.1h| | 45 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 45 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 44 |
| Offside Rear coil spring fractured |2.4.C.1a| | 44 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 44 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 44 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 43 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 43 |
| Offside Rear coil spring broken |2.4.C.1a| | 43 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 42 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 41 |
| Front brake application uneven | 41 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 41 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 41 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 41 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 41 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 40 |
| Nearside front brake binding |3.7.B.1| | 40 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 40 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 38 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 38 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 38 |
| Brake hose damaged | 37 |
| Service brake: efficiency below requirements |3.7.B.7| | 37 |
| Exhaust system not adequately supported |7.1.1| | 36 |
| Offside Rear Stop lamp not working |1.2.1b| | 36 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 36 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 34 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 34 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 33 |
| Offside Front coil spring incomplete |2.4.C.1a| | 33 |
| Brake hose has insufficient room to move | 33 |
| Offside Front Front constant velocity joint is insecure |2.5.C.1b| | 32 |
| Offside Headlamp not working on main beam |1.7.5a| | 32 |
| Nearside Front Front constant velocity joint is insecure |2.5.C.1b| | 32 |
| Anti-lock braking system warning lamp indicates an ABS fault | 31 |
| Nearside Rear coil spring broken |2.4.C.1a| | 31 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 31 |
| Mechanical brake component has restricted free movement | 31 |
| Nearside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 30 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 30 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 29 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 29 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 28 |
| Nearside Front coil spring fractured |2.4.C.1a| | 28 |
| Nearside Front coil spring broken |2.4.C.1a| | 27 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 27 |
| Offside Rear fog lamp not working |1.3.2b| | 27 |
| Nearside Headlamp not working on main beam |1.7.5a| | 27 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 27 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 27 |
| Centre Statutory seat belt missing |5.1.1| | 26 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 26 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 26 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 26 |
| Rear brake disc excessively pitted |3.5.1h| | 26 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 25 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 25 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 24 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 23 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 23 |
| Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 22 |
| Rear Mechanical brake component has restricted free movement | 22 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 21 |
| Offside Front brake disc excessively scored |3.5.1h| | 21 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 21 |
| Rear Statutory seat belt missing |5.1.1| | 21 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 20 |
| Front brake disc excessively pitted |3.5.1h| | 20 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 20 |
| 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| | 20 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 20 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 20 |