| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 345 |
| Windscreen wiper does not clear the windscreen effectively | 298 |
| Headlamp aim out of alignment | 218 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 139 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 90 |
| Registration plate issues | 88 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 86 |
| Rear brake binding | 83 |
| Brakes imbalanced across an axle | 82 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 76 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 75 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 74 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 65 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 63 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 61 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 60 |
| Rear brake disc in such a condition that it is seriously weakened | 57 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 55 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 50 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 50 |
| Front brake disc in such a condition that it is seriously weakened | 48 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 47 |
| Parking brake: efficiency below requirements |3.7.B.7| | 44 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 42 |
| Brake pipe excessively corroded | 41 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 41 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 41 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 40 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 36 |
| Front brake application uneven | 30 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 29 |
| Centre Stop lamp not working |1.2.1b| | 29 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 28 |
| Rear parking brake recording little or no effort | 27 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 27 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 25 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 24 |
| Offside Front coil spring incomplete |2.4.C.1a| | 24 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 23 |
| Hazard warning switch faulty |1.4.B.1d| | 23 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 23 |
| Brake hose damaged | 22 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 22 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 21 |
| Offside Front brake disc excessively pitted |3.5.1h| | 21 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 20 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 20 |
| Parking brake lever has no reserve travel |3.1.6b| | 19 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 18 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 18 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 18 |
| Rear Exhaust system not adequately supported |7.1.1| | 18 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Offside Rear fog lamp not working |1.3.2b| | 18 |
| Rear Mechanical brake component has restricted free movement | 18 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 17 |
| Nearside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 17 |
| Anti-lock braking system warning lamp indicates an ABS fault | 16 |
| Emissions not tested |7.0| | 16 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 16 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 15 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 15 |
| Brake hose excessively deteriorated | 15 |
| Windscreen wiper blade insecure | 15 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 15 |
| Offside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 15 |
| Horn not working |1.6.2a| | 15 |
| Battery insecure |1.9.1| | 15 |
| Nearside Stop lamp not working |1.2.1b| | 14 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 13 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 13 |
| Windscreen has damage | 13 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Offside front brake binding |3.7.B.1| | 13 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 13 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 13 |
| Offside Front coil spring fractured |2.4.C.1a| | 13 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 12 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 12 |
| Offside Front coil spring broken |2.4.C.1a| | 12 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 11 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 11 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Service brake: efficiency below requirements |3.7.B.7| | 11 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 11 |
| Brake hose has insufficient room to move | 11 |
| 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| | 10 |
| 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| | 10 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 10 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 10 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 10 |
| Exhaust system not adequately supported |7.1.1| | 10 |
| Nearside Front coil spring broken |2.4.C.1a| | 10 |
| Offside Front Front constant velocity joint is insecure |2.5.C.1b| | 9 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 9 |
| Stop lamp not working |1.2.1b| | 9 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 9 |
| Centre Rear Stop lamp not working |1.2.1b| | 9 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 9 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 8 |
| Hazard warning lamps inoperative |1.4.B.1b| | 8 |
| Rear Tie bar/rod corroded and seriously weakened |2.4.G.1| | 8 |
| Nearside Front Front constant velocity joint is insecure |2.5.C.1b| | 8 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 8 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 8 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 8 |
| Offside Stop lamp not working |1.2.1b| | 8 |
| Nearside front brake binding |3.7.B.1| | 8 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 8 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 7 |
| Offside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 7 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 7 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 7 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 7 |
| Offside Rear brake disc excessively scored |3.5.1h| | 7 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| Nearside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 7 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 7 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 7 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 7 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 7 |
| Nearside Front coil spring fractured |2.4.C.1a| | 7 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 7 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 6 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Rear brake application uneven | 6 |
| Rear brake disc excessively scored |3.5.1h| | 6 |
| Offside Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 6 |
| Rear brake disc excessively pitted |3.5.1h| | 6 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 6 |