| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 237 |
| Registration plate lamp issues | 226 |
| Brake pipe excessively corroded | 159 |
| Windscreen wiper does not clear the windscreen effectively | 104 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 101 |
| Brake hose excessively deteriorated | 83 |
| Parking brake: efficiency below requirements |3.7.B.7| | 79 |
| Registration plate issues | 75 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 73 |
| Anti-lock braking system warning lamp indicates an ABS fault | 72 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 70 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 49 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 42 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 33 |
| Rear parking brake recording little or no effort | 32 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 29 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 27 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 25 |
| Brakes imbalanced across an axle | 25 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 24 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 23 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 19 |
| Nearside Stop lamp not working |1.2.1b| | 18 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 18 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 18 |
| Rear fog lamp tell tale not working |1.3.1b| | 18 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 18 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 17 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 17 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 17 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 17 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 15 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 14 |
| Offside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 14 |
| Horn not working |1.6.2a| | 12 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 12 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 12 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 12 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 12 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 12 |
| Rear brake binding | 11 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 11 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 11 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 11 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 10 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 10 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Service brake: efficiency below requirements |3.7.B.7| | 10 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Windscreen washer not working | 10 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 9 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 9 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 9 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 8 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Emissions not tested |7.0| | 8 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 8 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 8 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Offside Headlamp insecure |1.7.3| | 7 |
| Windscreen has damage | 7 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 7 |
| Brake hose damaged | 7 |
| Nearside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Nearside Headlamp insecure |1.7.3| | 7 |
| Nearside Rear Stop lamp not working |1.2.1b| | 7 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 7 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 7 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 7 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 6 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 6 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Offside Stop lamp not working |1.2.1b| | 6 |
| Front brake application uneven | 6 |
| Offside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 6 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 6 |
| Nearside front brake binding |3.7.B.1| | 6 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 6 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 6 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Offside Front Direction indicators not working |1.4.A.2c| | 5 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 5 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 5 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Nearside Front front brake binding |3.7.B.1| | 5 |
| Offside Front front brake binding |3.7.B.1| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 5 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 5 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 5 |