| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 227 |
| Registration plate lamp issues | 121 |
| Rear parking brake recording little or no effort | 104 |
| Headlamp aim out of alignment | 102 |
| Brake pipe excessively corroded | 98 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 81 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 70 |
| Parking brake lever has no reserve travel |3.1.6b| | 54 |
| Nearside Stop lamp not working |1.2.1b| | 54 |
| Windscreen wiper does not clear the windscreen effectively | 46 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 44 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 40 |
| Offside Stop lamp not working |1.2.1b| | 38 |
| Brakes imbalanced across an axle | 27 |
| Nearside Rear Stop lamp not working |1.2.1b| | 27 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 25 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 24 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 24 |
| Offside Rear Stop lamp not working |1.2.1b| | 23 |
| Registration plate issues | 20 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 17 |
| Service brake: efficiency below requirements |3.7.B.7| | 15 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 14 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 14 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 13 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 11 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 11 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 10 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 10 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside front brake binding |3.7.B.1| | 9 |
| Emissions not tested |7.0| | 8 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 8 |
| Offside Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 7 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 6 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 6 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 6 |
| Rear brake binding | 6 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 5 |
| Front brake disc in such a condition that it is seriously weakened | 5 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 5 |
| Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Stop lamp remains on when the brakes are released | 5 |
| Anti-lock braking system warning lamp indicates an ABS fault | 5 |
| Nearside front brake binding |3.7.B.1| | 4 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Windscreen has damage | 4 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 4 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 4 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 4 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Rear brake disc in such a condition that it is seriously weakened | 4 |
| Front brake application uneven | 4 |
| Offside Rear brake disc excessively scored |3.5.1h| | 3 |
| Rear brake application uneven | 3 |
| Headlamp aim not tested |1.8.A.1c| | 3 |
| Windscreen wiper blade insecure | 3 |
| Offside Front brake disc excessively scored |3.5.1h| | 3 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 3 |
| Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Exhaust system not adequately supported |7.1.1| | 3 |
| Rear Stop lamp not working |1.2.1b| | 3 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 3 |
| Nearside Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 3 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Bonnet cannot be secured in the closed position |8.4.1| | 3 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 3 |
| Nearside Front suspension has a suspension lower ball joint securing nut not locked |2.5.B.1a| | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 3 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Nearside front brake juddering severely |3.7.A.2b| | 3 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front Headlamp not in a clean condition affecting beam image |1.2.4a| | 2 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Front brake disc excessively pitted |3.5.1h| | 2 |
| Rear brake disc excessively pitted |3.5.1h| | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2 |
| Offside Rear Braking system leaking |3.6.A.1| | 2 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 2 |
| Nearside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 2 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 2 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 2 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Offside Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 2 |
| Fuel pipe leaking |7.2.3| | 2 |
| Offside Obligatory mirror insecure |8.1.1| | 2 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Brake hose excessively deteriorated | 2 |
| Offside Rear Brake pipe leaking |3.6.A.1| | 2 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 2 |
| Horn not working |1.6.2a| | 2 |
| Rear Exhaust has a part missing |7.1.1a| | 2 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Nearside Front Steering locking device missing |2.2.C.1g| | 2 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Nearside Rear Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 2 |
| Offside Rear Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 2 |
| Front Front constant velocity joint gaiter split |2.5.C.1a| | 2 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Front Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Nearside Headlamp insecure |1.7.3| | 2 |
| Stop lamp not working |1.2.1b| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |